1 /* SPDX-License-Identifier: BSD-3-Clause */ 2 /* Copyright (c) 2021, Intel Corporation 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * 3. Neither the name of the Intel Corporation nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 /*$FreeBSD$*/ 32 33 /** 34 * @file ice_lib.c 35 * @brief Generic device setup and sysctl functions 36 * 37 * Library of generic device functions not specific to the networking stack. 38 * 39 * This includes hardware initialization functions, as well as handlers for 40 * many of the device sysctls used to probe driver status or tune specific 41 * behaviors. 42 */ 43 44 #include "ice_lib.h" 45 #include "ice_iflib.h" 46 #include <dev/pci/pcivar.h> 47 #include <dev/pci/pcireg.h> 48 #include <machine/resource.h> 49 #include <net/if_dl.h> 50 #include <sys/firmware.h> 51 #include <sys/priv.h> 52 #include <sys/limits.h> 53 54 /** 55 * @var M_ICE 56 * @brief main ice driver allocation type 57 * 58 * malloc(9) allocation type used by the majority of memory allocations in the 59 * ice driver. 60 */ 61 MALLOC_DEFINE(M_ICE, "ice", "Intel(R) 100Gb Network Driver lib allocations"); 62 63 /* 64 * Helper function prototypes 65 */ 66 static int ice_get_next_vsi(struct ice_vsi **all_vsi, int size); 67 static void ice_set_default_vsi_ctx(struct ice_vsi_ctx *ctx); 68 static void ice_set_rss_vsi_ctx(struct ice_vsi_ctx *ctx, enum ice_vsi_type type); 69 static int ice_setup_vsi_qmap(struct ice_vsi *vsi, struct ice_vsi_ctx *ctx); 70 static int ice_setup_tx_ctx(struct ice_tx_queue *txq, 71 struct ice_tlan_ctx *tlan_ctx, u16 pf_q); 72 static int ice_setup_rx_ctx(struct ice_rx_queue *rxq); 73 static int ice_is_rxq_ready(struct ice_hw *hw, int pf_q, u32 *reg); 74 static void ice_free_fltr_list(struct ice_list_head *list); 75 static int ice_add_mac_to_list(struct ice_vsi *vsi, struct ice_list_head *list, 76 const u8 *addr, enum ice_sw_fwd_act_type action); 77 static void ice_check_ctrlq_errors(struct ice_softc *sc, const char *qname, 78 struct ice_ctl_q_info *cq); 79 static void ice_process_link_event(struct ice_softc *sc, struct ice_rq_event_info *e); 80 static void ice_process_ctrlq_event(struct ice_softc *sc, const char *qname, 81 struct ice_rq_event_info *event); 82 static void ice_nvm_version_str(struct ice_hw *hw, struct sbuf *buf); 83 static void ice_active_pkg_version_str(struct ice_hw *hw, struct sbuf *buf); 84 static void ice_os_pkg_version_str(struct ice_hw *hw, struct sbuf *buf); 85 static bool ice_filter_is_mcast(struct ice_vsi *vsi, struct ice_fltr_info *info); 86 static u_int ice_sync_one_mcast_filter(void *p, struct sockaddr_dl *sdl, u_int errors); 87 static void ice_add_debug_tunables(struct ice_softc *sc); 88 static void ice_add_debug_sysctls(struct ice_softc *sc); 89 static void ice_vsi_set_rss_params(struct ice_vsi *vsi); 90 static void ice_get_default_rss_key(u8 *seed); 91 static int ice_set_rss_key(struct ice_vsi *vsi); 92 static int ice_set_rss_lut(struct ice_vsi *vsi); 93 static void ice_set_rss_flow_flds(struct ice_vsi *vsi); 94 static void ice_clean_vsi_rss_cfg(struct ice_vsi *vsi); 95 static const char *ice_aq_speed_to_str(struct ice_port_info *pi); 96 static const char *ice_requested_fec_mode(struct ice_port_info *pi); 97 static const char *ice_negotiated_fec_mode(struct ice_port_info *pi); 98 static const char *ice_autoneg_mode(struct ice_port_info *pi); 99 static const char *ice_flowcontrol_mode(struct ice_port_info *pi); 100 static void ice_print_bus_link_data(device_t dev, struct ice_hw *hw); 101 static void ice_set_pci_link_status_data(struct ice_hw *hw, u16 link_status); 102 static uint8_t ice_pcie_bandwidth_check(struct ice_softc *sc); 103 static uint64_t ice_pcie_bus_speed_to_rate(enum ice_pcie_bus_speed speed); 104 static int ice_pcie_lnk_width_to_int(enum ice_pcie_link_width width); 105 static uint64_t ice_phy_types_to_max_rate(struct ice_port_info *pi); 106 static void ice_add_sysctls_sw_stats(struct ice_vsi *vsi, 107 struct sysctl_ctx_list *ctx, 108 struct sysctl_oid *parent); 109 static void 110 ice_add_sysctls_mac_pfc_one_stat(struct sysctl_ctx_list *ctx, 111 struct sysctl_oid_list *parent_list, 112 u64* pfc_stat_location, 113 const char *node_name, 114 const char *descr); 115 static void ice_add_sysctls_mac_pfc_stats(struct sysctl_ctx_list *ctx, 116 struct sysctl_oid *parent, 117 struct ice_hw_port_stats *stats); 118 static void ice_setup_vsi_common(struct ice_softc *sc, struct ice_vsi *vsi, 119 enum ice_vsi_type type, int idx, 120 bool dynamic); 121 static void ice_handle_mib_change_event(struct ice_softc *sc, 122 struct ice_rq_event_info *event); 123 static void 124 ice_handle_lan_overflow_event(struct ice_softc *sc, 125 struct ice_rq_event_info *event); 126 static int ice_add_ethertype_to_list(struct ice_vsi *vsi, 127 struct ice_list_head *list, 128 u16 ethertype, u16 direction, 129 enum ice_sw_fwd_act_type action); 130 static void ice_add_rx_lldp_filter(struct ice_softc *sc); 131 static void ice_del_rx_lldp_filter(struct ice_softc *sc); 132 static u16 ice_aq_phy_types_to_link_speeds(u64 phy_type_low, 133 u64 phy_type_high); 134 struct ice_phy_data; 135 static int 136 ice_intersect_phy_types_and_speeds(struct ice_softc *sc, 137 struct ice_phy_data *phy_data); 138 static int 139 ice_apply_saved_phy_req_to_cfg(struct ice_softc *sc, 140 struct ice_aqc_set_phy_cfg_data *cfg); 141 static int 142 ice_apply_saved_fec_req_to_cfg(struct ice_softc *sc, 143 struct ice_aqc_set_phy_cfg_data *cfg); 144 static void 145 ice_apply_saved_fc_req_to_cfg(struct ice_port_info *pi, 146 struct ice_aqc_set_phy_cfg_data *cfg); 147 static void 148 ice_print_ldo_tlv(struct ice_softc *sc, 149 struct ice_link_default_override_tlv *tlv); 150 static void 151 ice_sysctl_speeds_to_aq_phy_types(u16 sysctl_speeds, u64 *phy_type_low, 152 u64 *phy_type_high); 153 static u16 ice_apply_supported_speed_filter(u16 report_speeds, u8 mod_type); 154 static void 155 ice_handle_health_status_event(struct ice_softc *sc, 156 struct ice_rq_event_info *event); 157 static void 158 ice_print_health_status_string(device_t dev, 159 struct ice_aqc_health_status_elem *elem); 160 static void 161 ice_debug_print_mib_change_event(struct ice_softc *sc, 162 struct ice_rq_event_info *event); 163 static bool ice_check_ets_bw(u8 *table); 164 static bool 165 ice_dcb_needs_reconfig(struct ice_softc *sc, struct ice_dcbx_cfg *old_cfg, 166 struct ice_dcbx_cfg *new_cfg); 167 static void ice_dcb_recfg(struct ice_softc *sc); 168 static u8 ice_dcb_num_tc(u8 tc_map); 169 static int ice_ets_str_to_tbl(const char *str, u8 *table, u8 limit); 170 static int ice_pf_vsi_cfg_tc(struct ice_softc *sc, u8 tc_map); 171 static void ice_sbuf_print_ets_cfg(struct sbuf *sbuf, const char *name, 172 struct ice_dcb_ets_cfg *ets); 173 static void ice_stop_pf_vsi(struct ice_softc *sc); 174 static void ice_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt); 175 static void ice_do_dcb_reconfig(struct ice_softc *sc); 176 static int ice_config_pfc(struct ice_softc *sc, u8 new_mode); 177 static u8 ice_dcb_get_tc_map(const struct ice_dcbx_cfg *dcbcfg); 178 179 static int ice_module_init(void); 180 static int ice_module_exit(void); 181 182 /* 183 * package version comparison functions 184 */ 185 static bool pkg_ver_empty(struct ice_pkg_ver *pkg_ver, u8 *pkg_name); 186 static int pkg_ver_compatible(struct ice_pkg_ver *pkg_ver); 187 188 /* 189 * dynamic sysctl handlers 190 */ 191 static int ice_sysctl_show_fw(SYSCTL_HANDLER_ARGS); 192 static int ice_sysctl_pkg_version(SYSCTL_HANDLER_ARGS); 193 static int ice_sysctl_os_pkg_version(SYSCTL_HANDLER_ARGS); 194 static int ice_sysctl_dump_mac_filters(SYSCTL_HANDLER_ARGS); 195 static int ice_sysctl_dump_vlan_filters(SYSCTL_HANDLER_ARGS); 196 static int ice_sysctl_dump_ethertype_filters(SYSCTL_HANDLER_ARGS); 197 static int ice_sysctl_dump_ethertype_mac_filters(SYSCTL_HANDLER_ARGS); 198 static int ice_sysctl_current_speed(SYSCTL_HANDLER_ARGS); 199 static int ice_sysctl_request_reset(SYSCTL_HANDLER_ARGS); 200 static int ice_sysctl_dump_state_flags(SYSCTL_HANDLER_ARGS); 201 static int ice_sysctl_fec_config(SYSCTL_HANDLER_ARGS); 202 static int ice_sysctl_fc_config(SYSCTL_HANDLER_ARGS); 203 static int ice_sysctl_negotiated_fc(SYSCTL_HANDLER_ARGS); 204 static int ice_sysctl_negotiated_fec(SYSCTL_HANDLER_ARGS); 205 static int ice_sysctl_phy_type_low(SYSCTL_HANDLER_ARGS); 206 static int ice_sysctl_phy_type_high(SYSCTL_HANDLER_ARGS); 207 static int __ice_sysctl_phy_type_handler(SYSCTL_HANDLER_ARGS, 208 bool is_phy_type_high); 209 static int ice_sysctl_advertise_speed(SYSCTL_HANDLER_ARGS); 210 static int ice_sysctl_rx_itr(SYSCTL_HANDLER_ARGS); 211 static int ice_sysctl_tx_itr(SYSCTL_HANDLER_ARGS); 212 static int ice_sysctl_fw_lldp_agent(SYSCTL_HANDLER_ARGS); 213 static int ice_sysctl_fw_cur_lldp_persist_status(SYSCTL_HANDLER_ARGS); 214 static int ice_sysctl_fw_dflt_lldp_persist_status(SYSCTL_HANDLER_ARGS); 215 static int ice_sysctl_phy_caps(SYSCTL_HANDLER_ARGS, u8 report_mode); 216 static int ice_sysctl_phy_sw_caps(SYSCTL_HANDLER_ARGS); 217 static int ice_sysctl_phy_nvm_caps(SYSCTL_HANDLER_ARGS); 218 static int ice_sysctl_phy_topo_caps(SYSCTL_HANDLER_ARGS); 219 static int ice_sysctl_phy_link_status(SYSCTL_HANDLER_ARGS); 220 static int ice_sysctl_read_i2c_diag_data(SYSCTL_HANDLER_ARGS); 221 static int ice_sysctl_tx_cso_stat(SYSCTL_HANDLER_ARGS); 222 static int ice_sysctl_rx_cso_stat(SYSCTL_HANDLER_ARGS); 223 static int ice_sysctl_pba_number(SYSCTL_HANDLER_ARGS); 224 static int ice_sysctl_rx_errors_stat(SYSCTL_HANDLER_ARGS); 225 static int ice_sysctl_dump_dcbx_cfg(SYSCTL_HANDLER_ARGS); 226 static int ice_sysctl_dump_vsi_cfg(SYSCTL_HANDLER_ARGS); 227 static int ice_sysctl_ets_min_rate(SYSCTL_HANDLER_ARGS); 228 static int ice_sysctl_up2tc_map(SYSCTL_HANDLER_ARGS); 229 static int ice_sysctl_pfc_config(SYSCTL_HANDLER_ARGS); 230 static int ice_sysctl_query_port_ets(SYSCTL_HANDLER_ARGS); 231 232 /** 233 * ice_map_bar - Map PCIe BAR memory 234 * @dev: the PCIe device 235 * @bar: the BAR info structure 236 * @bar_num: PCIe BAR number 237 * 238 * Maps the specified PCIe BAR. Stores the mapping data in struct 239 * ice_bar_info. 240 */ 241 int 242 ice_map_bar(device_t dev, struct ice_bar_info *bar, int bar_num) 243 { 244 if (bar->res != NULL) { 245 device_printf(dev, "PCI BAR%d already mapped\n", bar_num); 246 return (EDOOFUS); 247 } 248 249 bar->rid = PCIR_BAR(bar_num); 250 bar->res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &bar->rid, 251 RF_ACTIVE); 252 if (!bar->res) { 253 device_printf(dev, "PCI BAR%d mapping failed\n", bar_num); 254 return (ENXIO); 255 } 256 257 bar->tag = rman_get_bustag(bar->res); 258 bar->handle = rman_get_bushandle(bar->res); 259 bar->size = rman_get_size(bar->res); 260 261 return (0); 262 } 263 264 /** 265 * ice_free_bar - Free PCIe BAR memory 266 * @dev: the PCIe device 267 * @bar: the BAR info structure 268 * 269 * Frees the specified PCIe BAR, releasing its resources. 270 */ 271 void 272 ice_free_bar(device_t dev, struct ice_bar_info *bar) 273 { 274 if (bar->res != NULL) 275 bus_release_resource(dev, SYS_RES_MEMORY, bar->rid, bar->res); 276 bar->res = NULL; 277 } 278 279 /** 280 * ice_set_ctrlq_len - Configure ctrlq lengths for a device 281 * @hw: the device hardware structure 282 * 283 * Configures the control queues for the given device, setting up the 284 * specified lengths, prior to initializing hardware. 285 */ 286 void 287 ice_set_ctrlq_len(struct ice_hw *hw) 288 { 289 hw->adminq.num_rq_entries = ICE_AQ_LEN; 290 hw->adminq.num_sq_entries = ICE_AQ_LEN; 291 hw->adminq.rq_buf_size = ICE_AQ_MAX_BUF_LEN; 292 hw->adminq.sq_buf_size = ICE_AQ_MAX_BUF_LEN; 293 294 hw->mailboxq.num_rq_entries = ICE_MBXQ_LEN; 295 hw->mailboxq.num_sq_entries = ICE_MBXQ_LEN; 296 hw->mailboxq.rq_buf_size = ICE_MBXQ_MAX_BUF_LEN; 297 hw->mailboxq.sq_buf_size = ICE_MBXQ_MAX_BUF_LEN; 298 299 } 300 301 /** 302 * ice_get_next_vsi - Get the next available VSI slot 303 * @all_vsi: the VSI list 304 * @size: the size of the VSI list 305 * 306 * Returns the index to the first available VSI slot. Will return size (one 307 * past the last index) if there are no slots available. 308 */ 309 static int 310 ice_get_next_vsi(struct ice_vsi **all_vsi, int size) 311 { 312 int i; 313 314 for (i = 0; i < size; i++) { 315 if (all_vsi[i] == NULL) 316 return i; 317 } 318 319 return size; 320 } 321 322 /** 323 * ice_setup_vsi_common - Common VSI setup for both dynamic and static VSIs 324 * @sc: the device private softc structure 325 * @vsi: the VSI to setup 326 * @type: the VSI type of the new VSI 327 * @idx: the index in the all_vsi array to use 328 * @dynamic: whether this VSI memory was dynamically allocated 329 * 330 * Perform setup for a VSI that is common to both dynamically allocated VSIs 331 * and the static PF VSI which is embedded in the softc structure. 332 */ 333 static void 334 ice_setup_vsi_common(struct ice_softc *sc, struct ice_vsi *vsi, 335 enum ice_vsi_type type, int idx, bool dynamic) 336 { 337 /* Store important values in VSI struct */ 338 vsi->type = type; 339 vsi->sc = sc; 340 vsi->idx = idx; 341 sc->all_vsi[idx] = vsi; 342 vsi->dynamic = dynamic; 343 344 /* Setup the VSI tunables now */ 345 ice_add_vsi_tunables(vsi, sc->vsi_sysctls); 346 } 347 348 /** 349 * ice_alloc_vsi - Allocate a dynamic VSI 350 * @sc: device softc structure 351 * @type: VSI type 352 * 353 * Allocates a new dynamic VSI structure and inserts it into the VSI list. 354 */ 355 struct ice_vsi * 356 ice_alloc_vsi(struct ice_softc *sc, enum ice_vsi_type type) 357 { 358 struct ice_vsi *vsi; 359 int idx; 360 361 /* Find an open index for a new VSI to be allocated. If the returned 362 * index is >= the num_available_vsi then it means no slot is 363 * available. 364 */ 365 idx = ice_get_next_vsi(sc->all_vsi, sc->num_available_vsi); 366 if (idx >= sc->num_available_vsi) { 367 device_printf(sc->dev, "No available VSI slots\n"); 368 return NULL; 369 } 370 371 vsi = (struct ice_vsi *)malloc(sizeof(*vsi), M_ICE, M_WAITOK|M_ZERO); 372 if (!vsi) { 373 device_printf(sc->dev, "Unable to allocate VSI memory\n"); 374 return NULL; 375 } 376 377 ice_setup_vsi_common(sc, vsi, type, idx, true); 378 379 return vsi; 380 } 381 382 /** 383 * ice_setup_pf_vsi - Setup the PF VSI 384 * @sc: the device private softc 385 * 386 * Setup the PF VSI structure which is embedded as sc->pf_vsi in the device 387 * private softc. Unlike other VSIs, the PF VSI memory is allocated as part of 388 * the softc memory, instead of being dynamically allocated at creation. 389 */ 390 void 391 ice_setup_pf_vsi(struct ice_softc *sc) 392 { 393 ice_setup_vsi_common(sc, &sc->pf_vsi, ICE_VSI_PF, 0, false); 394 } 395 396 /** 397 * ice_alloc_vsi_qmap 398 * @vsi: VSI structure 399 * @max_tx_queues: Number of transmit queues to identify 400 * @max_rx_queues: Number of receive queues to identify 401 * 402 * Allocates a max_[t|r]x_queues array of words for the VSI where each 403 * word contains the index of the queue it represents. In here, all 404 * words are initialized to an index of ICE_INVALID_RES_IDX, indicating 405 * all queues for this VSI are not yet assigned an index and thus, 406 * not ready for use. 407 * 408 * Returns an error code on failure. 409 */ 410 int 411 ice_alloc_vsi_qmap(struct ice_vsi *vsi, const int max_tx_queues, 412 const int max_rx_queues) 413 { 414 struct ice_softc *sc = vsi->sc; 415 int i; 416 417 MPASS(max_tx_queues > 0); 418 MPASS(max_rx_queues > 0); 419 420 /* Allocate Tx queue mapping memory */ 421 if (!(vsi->tx_qmap = 422 (u16 *) malloc(sizeof(u16) * max_tx_queues, M_ICE, M_WAITOK))) { 423 device_printf(sc->dev, "Unable to allocate Tx qmap memory\n"); 424 return (ENOMEM); 425 } 426 427 /* Allocate Rx queue mapping memory */ 428 if (!(vsi->rx_qmap = 429 (u16 *) malloc(sizeof(u16) * max_rx_queues, M_ICE, M_WAITOK))) { 430 device_printf(sc->dev, "Unable to allocate Rx qmap memory\n"); 431 goto free_tx_qmap; 432 } 433 434 /* Mark every queue map as invalid to start with */ 435 for (i = 0; i < max_tx_queues; i++) { 436 vsi->tx_qmap[i] = ICE_INVALID_RES_IDX; 437 } 438 for (i = 0; i < max_rx_queues; i++) { 439 vsi->rx_qmap[i] = ICE_INVALID_RES_IDX; 440 } 441 442 return 0; 443 444 free_tx_qmap: 445 free(vsi->tx_qmap, M_ICE); 446 vsi->tx_qmap = NULL; 447 448 return (ENOMEM); 449 } 450 451 /** 452 * ice_free_vsi_qmaps - Free the PF qmaps associated with a VSI 453 * @vsi: the VSI private structure 454 * 455 * Frees the PF qmaps associated with the given VSI. Generally this will be 456 * called by ice_release_vsi, but may need to be called during attach cleanup, 457 * depending on when the qmaps were allocated. 458 */ 459 void 460 ice_free_vsi_qmaps(struct ice_vsi *vsi) 461 { 462 struct ice_softc *sc = vsi->sc; 463 464 if (vsi->tx_qmap) { 465 ice_resmgr_release_map(&sc->tx_qmgr, vsi->tx_qmap, 466 vsi->num_tx_queues); 467 free(vsi->tx_qmap, M_ICE); 468 vsi->tx_qmap = NULL; 469 } 470 471 if (vsi->rx_qmap) { 472 ice_resmgr_release_map(&sc->rx_qmgr, vsi->rx_qmap, 473 vsi->num_rx_queues); 474 free(vsi->rx_qmap, M_ICE); 475 vsi->rx_qmap = NULL; 476 } 477 } 478 479 /** 480 * ice_set_default_vsi_ctx - Setup default VSI context parameters 481 * @ctx: the VSI context to initialize 482 * 483 * Initialize and prepare a default VSI context for configuring a new VSI. 484 */ 485 static void 486 ice_set_default_vsi_ctx(struct ice_vsi_ctx *ctx) 487 { 488 u32 table = 0; 489 490 memset(&ctx->info, 0, sizeof(ctx->info)); 491 /* VSI will be allocated from shared pool */ 492 ctx->alloc_from_pool = true; 493 /* Enable source pruning by default */ 494 ctx->info.sw_flags = ICE_AQ_VSI_SW_FLAG_SRC_PRUNE; 495 /* Traffic from VSI can be sent to LAN */ 496 ctx->info.sw_flags2 = ICE_AQ_VSI_SW_FLAG_LAN_ENA; 497 /* Allow all packets untagged/tagged */ 498 ctx->info.inner_vlan_flags = ((ICE_AQ_VSI_INNER_VLAN_TX_MODE_ALL & 499 ICE_AQ_VSI_INNER_VLAN_TX_MODE_M) >> 500 ICE_AQ_VSI_INNER_VLAN_TX_MODE_S); 501 /* Show VLAN/UP from packets in Rx descriptors */ 502 ctx->info.inner_vlan_flags |= ((ICE_AQ_VSI_INNER_VLAN_EMODE_STR_BOTH & 503 ICE_AQ_VSI_INNER_VLAN_EMODE_M) >> 504 ICE_AQ_VSI_INNER_VLAN_EMODE_S); 505 /* Have 1:1 UP mapping for both ingress/egress tables */ 506 table |= ICE_UP_TABLE_TRANSLATE(0, 0); 507 table |= ICE_UP_TABLE_TRANSLATE(1, 1); 508 table |= ICE_UP_TABLE_TRANSLATE(2, 2); 509 table |= ICE_UP_TABLE_TRANSLATE(3, 3); 510 table |= ICE_UP_TABLE_TRANSLATE(4, 4); 511 table |= ICE_UP_TABLE_TRANSLATE(5, 5); 512 table |= ICE_UP_TABLE_TRANSLATE(6, 6); 513 table |= ICE_UP_TABLE_TRANSLATE(7, 7); 514 ctx->info.ingress_table = CPU_TO_LE32(table); 515 ctx->info.egress_table = CPU_TO_LE32(table); 516 /* Have 1:1 UP mapping for outer to inner UP table */ 517 ctx->info.outer_up_table = CPU_TO_LE32(table); 518 /* No Outer tag support, so outer_vlan_flags remains zero */ 519 } 520 521 /** 522 * ice_set_rss_vsi_ctx - Setup VSI context parameters for RSS 523 * @ctx: the VSI context to configure 524 * @type: the VSI type 525 * 526 * Configures the VSI context for RSS, based on the VSI type. 527 */ 528 static void 529 ice_set_rss_vsi_ctx(struct ice_vsi_ctx *ctx, enum ice_vsi_type type) 530 { 531 u8 lut_type, hash_type; 532 533 switch (type) { 534 case ICE_VSI_PF: 535 lut_type = ICE_AQ_VSI_Q_OPT_RSS_LUT_PF; 536 hash_type = ICE_AQ_VSI_Q_OPT_RSS_TPLZ; 537 break; 538 case ICE_VSI_VF: 539 lut_type = ICE_AQ_VSI_Q_OPT_RSS_LUT_VSI; 540 hash_type = ICE_AQ_VSI_Q_OPT_RSS_TPLZ; 541 break; 542 default: 543 /* Other VSI types do not support RSS */ 544 return; 545 } 546 547 ctx->info.q_opt_rss = (((lut_type << ICE_AQ_VSI_Q_OPT_RSS_LUT_S) & 548 ICE_AQ_VSI_Q_OPT_RSS_LUT_M) | 549 ((hash_type << ICE_AQ_VSI_Q_OPT_RSS_HASH_S) & 550 ICE_AQ_VSI_Q_OPT_RSS_HASH_M)); 551 } 552 553 /** 554 * ice_setup_vsi_qmap - Setup the queue mapping for a VSI 555 * @vsi: the VSI to configure 556 * @ctx: the VSI context to configure 557 * 558 * Configures the context for the given VSI, setting up how the firmware 559 * should map the queues for this VSI. 560 */ 561 static int 562 ice_setup_vsi_qmap(struct ice_vsi *vsi, struct ice_vsi_ctx *ctx) 563 { 564 int pow = 0; 565 u16 qmap; 566 567 MPASS(vsi->rx_qmap != NULL); 568 569 /* TODO: 570 * Handle multiple Traffic Classes 571 * Handle scattered queues (for VFs) 572 */ 573 if (vsi->qmap_type != ICE_RESMGR_ALLOC_CONTIGUOUS) 574 return (EOPNOTSUPP); 575 576 ctx->info.mapping_flags |= CPU_TO_LE16(ICE_AQ_VSI_Q_MAP_CONTIG); 577 578 ctx->info.q_mapping[0] = CPU_TO_LE16(vsi->rx_qmap[0]); 579 ctx->info.q_mapping[1] = CPU_TO_LE16(vsi->num_rx_queues); 580 581 582 /* Calculate the next power-of-2 of number of queues */ 583 if (vsi->num_rx_queues) 584 pow = flsl(vsi->num_rx_queues - 1); 585 586 /* Assign all the queues to traffic class zero */ 587 qmap = (pow << ICE_AQ_VSI_TC_Q_NUM_S) & ICE_AQ_VSI_TC_Q_NUM_M; 588 ctx->info.tc_mapping[0] = CPU_TO_LE16(qmap); 589 590 return 0; 591 } 592 593 /** 594 * ice_initialize_vsi - Initialize a VSI for use 595 * @vsi: the vsi to initialize 596 * 597 * Initialize a VSI over the adminq and prepare it for operation. 598 */ 599 int 600 ice_initialize_vsi(struct ice_vsi *vsi) 601 { 602 struct ice_vsi_ctx ctx = { 0 }; 603 struct ice_hw *hw = &vsi->sc->hw; 604 u16 max_txqs[ICE_MAX_TRAFFIC_CLASS] = { 0 }; 605 enum ice_status status; 606 int err; 607 608 /* For now, we only have code supporting PF VSIs */ 609 switch (vsi->type) { 610 case ICE_VSI_PF: 611 ctx.flags = ICE_AQ_VSI_TYPE_PF; 612 break; 613 default: 614 return (ENODEV); 615 } 616 617 ice_set_default_vsi_ctx(&ctx); 618 ice_set_rss_vsi_ctx(&ctx, vsi->type); 619 620 /* XXX: VSIs of other types may need different port info? */ 621 ctx.info.sw_id = hw->port_info->sw_id; 622 623 /* Set some RSS parameters based on the VSI type */ 624 ice_vsi_set_rss_params(vsi); 625 626 /* Initialize the Rx queue mapping for this VSI */ 627 err = ice_setup_vsi_qmap(vsi, &ctx); 628 if (err) { 629 return err; 630 } 631 632 /* (Re-)add VSI to HW VSI handle list */ 633 status = ice_add_vsi(hw, vsi->idx, &ctx, NULL); 634 if (status != 0) { 635 device_printf(vsi->sc->dev, 636 "Add VSI AQ call failed, err %s aq_err %s\n", 637 ice_status_str(status), 638 ice_aq_str(hw->adminq.sq_last_status)); 639 return (EIO); 640 } 641 vsi->info = ctx.info; 642 643 /* Initialize VSI with just 1 TC to start */ 644 max_txqs[0] = vsi->num_tx_queues; 645 646 status = ice_cfg_vsi_lan(hw->port_info, vsi->idx, 647 ICE_DFLT_TRAFFIC_CLASS, max_txqs); 648 if (status) { 649 device_printf(vsi->sc->dev, 650 "Failed VSI lan queue config, err %s aq_err %s\n", 651 ice_status_str(status), 652 ice_aq_str(hw->adminq.sq_last_status)); 653 ice_deinit_vsi(vsi); 654 return (ENODEV); 655 } 656 657 /* Reset VSI stats */ 658 ice_reset_vsi_stats(vsi); 659 660 return 0; 661 } 662 663 /** 664 * ice_deinit_vsi - Tell firmware to release resources for a VSI 665 * @vsi: the VSI to release 666 * 667 * Helper function which requests the firmware to release the hardware 668 * resources associated with a given VSI. 669 */ 670 void 671 ice_deinit_vsi(struct ice_vsi *vsi) 672 { 673 struct ice_vsi_ctx ctx = { 0 }; 674 struct ice_softc *sc = vsi->sc; 675 struct ice_hw *hw = &sc->hw; 676 enum ice_status status; 677 678 /* Assert that the VSI pointer matches in the list */ 679 MPASS(vsi == sc->all_vsi[vsi->idx]); 680 681 ctx.info = vsi->info; 682 683 status = ice_rm_vsi_lan_cfg(hw->port_info, vsi->idx); 684 if (status) { 685 /* 686 * This should only fail if the VSI handle is invalid, or if 687 * any of the nodes have leaf nodes which are still in use. 688 */ 689 device_printf(sc->dev, 690 "Unable to remove scheduler nodes for VSI %d, err %s\n", 691 vsi->idx, ice_status_str(status)); 692 } 693 694 /* Tell firmware to release the VSI resources */ 695 status = ice_free_vsi(hw, vsi->idx, &ctx, false, NULL); 696 if (status != 0) { 697 device_printf(sc->dev, 698 "Free VSI %u AQ call failed, err %s aq_err %s\n", 699 vsi->idx, ice_status_str(status), 700 ice_aq_str(hw->adminq.sq_last_status)); 701 } 702 } 703 704 /** 705 * ice_release_vsi - Release resources associated with a VSI 706 * @vsi: the VSI to release 707 * 708 * Release software and firmware resources associated with a VSI. Release the 709 * queue managers associated with this VSI. Also free the VSI structure memory 710 * if the VSI was allocated dynamically using ice_alloc_vsi(). 711 */ 712 void 713 ice_release_vsi(struct ice_vsi *vsi) 714 { 715 struct ice_softc *sc = vsi->sc; 716 int idx = vsi->idx; 717 718 /* Assert that the VSI pointer matches in the list */ 719 MPASS(vsi == sc->all_vsi[idx]); 720 721 /* Cleanup RSS configuration */ 722 if (ice_is_bit_set(sc->feat_en, ICE_FEATURE_RSS)) 723 ice_clean_vsi_rss_cfg(vsi); 724 725 ice_del_vsi_sysctl_ctx(vsi); 726 727 /* 728 * If we unload the driver after a reset fails, we do not need to do 729 * this step. 730 */ 731 if (!ice_test_state(&sc->state, ICE_STATE_RESET_FAILED)) 732 ice_deinit_vsi(vsi); 733 734 ice_free_vsi_qmaps(vsi); 735 736 if (vsi->dynamic) { 737 free(sc->all_vsi[idx], M_ICE); 738 } 739 740 sc->all_vsi[idx] = NULL; 741 } 742 743 /** 744 * ice_aq_speed_to_rate - Convert AdminQ speed enum to baudrate 745 * @pi: port info data 746 * 747 * Returns the baudrate value for the current link speed of a given port. 748 */ 749 uint64_t 750 ice_aq_speed_to_rate(struct ice_port_info *pi) 751 { 752 switch (pi->phy.link_info.link_speed) { 753 case ICE_AQ_LINK_SPEED_100GB: 754 return IF_Gbps(100); 755 case ICE_AQ_LINK_SPEED_50GB: 756 return IF_Gbps(50); 757 case ICE_AQ_LINK_SPEED_40GB: 758 return IF_Gbps(40); 759 case ICE_AQ_LINK_SPEED_25GB: 760 return IF_Gbps(25); 761 case ICE_AQ_LINK_SPEED_10GB: 762 return IF_Gbps(10); 763 case ICE_AQ_LINK_SPEED_5GB: 764 return IF_Gbps(5); 765 case ICE_AQ_LINK_SPEED_2500MB: 766 return IF_Mbps(2500); 767 case ICE_AQ_LINK_SPEED_1000MB: 768 return IF_Mbps(1000); 769 case ICE_AQ_LINK_SPEED_100MB: 770 return IF_Mbps(100); 771 case ICE_AQ_LINK_SPEED_10MB: 772 return IF_Mbps(10); 773 case ICE_AQ_LINK_SPEED_UNKNOWN: 774 default: 775 /* return 0 if we don't know the link speed */ 776 return 0; 777 } 778 } 779 780 /** 781 * ice_aq_speed_to_str - Convert AdminQ speed enum to string representation 782 * @pi: port info data 783 * 784 * Returns the string representation of the current link speed for a given 785 * port. 786 */ 787 static const char * 788 ice_aq_speed_to_str(struct ice_port_info *pi) 789 { 790 switch (pi->phy.link_info.link_speed) { 791 case ICE_AQ_LINK_SPEED_100GB: 792 return "100 Gbps"; 793 case ICE_AQ_LINK_SPEED_50GB: 794 return "50 Gbps"; 795 case ICE_AQ_LINK_SPEED_40GB: 796 return "40 Gbps"; 797 case ICE_AQ_LINK_SPEED_25GB: 798 return "25 Gbps"; 799 case ICE_AQ_LINK_SPEED_20GB: 800 return "20 Gbps"; 801 case ICE_AQ_LINK_SPEED_10GB: 802 return "10 Gbps"; 803 case ICE_AQ_LINK_SPEED_5GB: 804 return "5 Gbps"; 805 case ICE_AQ_LINK_SPEED_2500MB: 806 return "2.5 Gbps"; 807 case ICE_AQ_LINK_SPEED_1000MB: 808 return "1 Gbps"; 809 case ICE_AQ_LINK_SPEED_100MB: 810 return "100 Mbps"; 811 case ICE_AQ_LINK_SPEED_10MB: 812 return "10 Mbps"; 813 case ICE_AQ_LINK_SPEED_UNKNOWN: 814 default: 815 return "Unknown speed"; 816 } 817 } 818 819 /** 820 * ice_get_phy_type_low - Get media associated with phy_type_low 821 * @phy_type_low: the low 64bits of phy_type from the AdminQ 822 * 823 * Given the lower 64bits of the phy_type from the hardware, return the 824 * ifm_active bit associated. Return IFM_UNKNOWN when phy_type_low is unknown. 825 * Note that only one of ice_get_phy_type_low or ice_get_phy_type_high should 826 * be called. If phy_type_low is zero, call ice_phy_type_high. 827 */ 828 int 829 ice_get_phy_type_low(uint64_t phy_type_low) 830 { 831 switch (phy_type_low) { 832 case ICE_PHY_TYPE_LOW_100BASE_TX: 833 return IFM_100_TX; 834 case ICE_PHY_TYPE_LOW_100M_SGMII: 835 return IFM_100_SGMII; 836 case ICE_PHY_TYPE_LOW_1000BASE_T: 837 return IFM_1000_T; 838 case ICE_PHY_TYPE_LOW_1000BASE_SX: 839 return IFM_1000_SX; 840 case ICE_PHY_TYPE_LOW_1000BASE_LX: 841 return IFM_1000_LX; 842 case ICE_PHY_TYPE_LOW_1000BASE_KX: 843 return IFM_1000_KX; 844 case ICE_PHY_TYPE_LOW_1G_SGMII: 845 return IFM_1000_SGMII; 846 case ICE_PHY_TYPE_LOW_2500BASE_T: 847 return IFM_2500_T; 848 case ICE_PHY_TYPE_LOW_2500BASE_X: 849 return IFM_2500_X; 850 case ICE_PHY_TYPE_LOW_2500BASE_KX: 851 return IFM_2500_KX; 852 case ICE_PHY_TYPE_LOW_5GBASE_T: 853 return IFM_5000_T; 854 case ICE_PHY_TYPE_LOW_5GBASE_KR: 855 return IFM_5000_KR; 856 case ICE_PHY_TYPE_LOW_10GBASE_T: 857 return IFM_10G_T; 858 case ICE_PHY_TYPE_LOW_10G_SFI_DA: 859 return IFM_10G_TWINAX; 860 case ICE_PHY_TYPE_LOW_10GBASE_SR: 861 return IFM_10G_SR; 862 case ICE_PHY_TYPE_LOW_10GBASE_LR: 863 return IFM_10G_LR; 864 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1: 865 return IFM_10G_KR; 866 case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC: 867 return IFM_10G_AOC; 868 case ICE_PHY_TYPE_LOW_10G_SFI_C2C: 869 return IFM_10G_SFI; 870 case ICE_PHY_TYPE_LOW_25GBASE_T: 871 return IFM_25G_T; 872 case ICE_PHY_TYPE_LOW_25GBASE_CR: 873 return IFM_25G_CR; 874 case ICE_PHY_TYPE_LOW_25GBASE_CR_S: 875 return IFM_25G_CR_S; 876 case ICE_PHY_TYPE_LOW_25GBASE_CR1: 877 return IFM_25G_CR1; 878 case ICE_PHY_TYPE_LOW_25GBASE_SR: 879 return IFM_25G_SR; 880 case ICE_PHY_TYPE_LOW_25GBASE_LR: 881 return IFM_25G_LR; 882 case ICE_PHY_TYPE_LOW_25GBASE_KR: 883 return IFM_25G_KR; 884 case ICE_PHY_TYPE_LOW_25GBASE_KR_S: 885 return IFM_25G_KR_S; 886 case ICE_PHY_TYPE_LOW_25GBASE_KR1: 887 return IFM_25G_KR1; 888 case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC: 889 return IFM_25G_AOC; 890 case ICE_PHY_TYPE_LOW_25G_AUI_C2C: 891 return IFM_25G_AUI; 892 case ICE_PHY_TYPE_LOW_40GBASE_CR4: 893 return IFM_40G_CR4; 894 case ICE_PHY_TYPE_LOW_40GBASE_SR4: 895 return IFM_40G_SR4; 896 case ICE_PHY_TYPE_LOW_40GBASE_LR4: 897 return IFM_40G_LR4; 898 case ICE_PHY_TYPE_LOW_40GBASE_KR4: 899 return IFM_40G_KR4; 900 case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC: 901 return IFM_40G_XLAUI_AC; 902 case ICE_PHY_TYPE_LOW_40G_XLAUI: 903 return IFM_40G_XLAUI; 904 case ICE_PHY_TYPE_LOW_50GBASE_CR2: 905 return IFM_50G_CR2; 906 case ICE_PHY_TYPE_LOW_50GBASE_SR2: 907 return IFM_50G_SR2; 908 case ICE_PHY_TYPE_LOW_50GBASE_LR2: 909 return IFM_50G_LR2; 910 case ICE_PHY_TYPE_LOW_50GBASE_KR2: 911 return IFM_50G_KR2; 912 case ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC: 913 return IFM_50G_LAUI2_AC; 914 case ICE_PHY_TYPE_LOW_50G_LAUI2: 915 return IFM_50G_LAUI2; 916 case ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC: 917 return IFM_50G_AUI2_AC; 918 case ICE_PHY_TYPE_LOW_50G_AUI2: 919 return IFM_50G_AUI2; 920 case ICE_PHY_TYPE_LOW_50GBASE_CP: 921 return IFM_50G_CP; 922 case ICE_PHY_TYPE_LOW_50GBASE_SR: 923 return IFM_50G_SR; 924 case ICE_PHY_TYPE_LOW_50GBASE_FR: 925 return IFM_50G_FR; 926 case ICE_PHY_TYPE_LOW_50GBASE_LR: 927 return IFM_50G_LR; 928 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4: 929 return IFM_50G_KR_PAM4; 930 case ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC: 931 return IFM_50G_AUI1_AC; 932 case ICE_PHY_TYPE_LOW_50G_AUI1: 933 return IFM_50G_AUI1; 934 case ICE_PHY_TYPE_LOW_100GBASE_CR4: 935 return IFM_100G_CR4; 936 case ICE_PHY_TYPE_LOW_100GBASE_SR4: 937 return IFM_100G_SR4; 938 case ICE_PHY_TYPE_LOW_100GBASE_LR4: 939 return IFM_100G_LR4; 940 case ICE_PHY_TYPE_LOW_100GBASE_KR4: 941 return IFM_100G_KR4; 942 case ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC: 943 return IFM_100G_CAUI4_AC; 944 case ICE_PHY_TYPE_LOW_100G_CAUI4: 945 return IFM_100G_CAUI4; 946 case ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC: 947 return IFM_100G_AUI4_AC; 948 case ICE_PHY_TYPE_LOW_100G_AUI4: 949 return IFM_100G_AUI4; 950 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4: 951 return IFM_100G_CR_PAM4; 952 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4: 953 return IFM_100G_KR_PAM4; 954 case ICE_PHY_TYPE_LOW_100GBASE_CP2: 955 return IFM_100G_CP2; 956 case ICE_PHY_TYPE_LOW_100GBASE_SR2: 957 return IFM_100G_SR2; 958 case ICE_PHY_TYPE_LOW_100GBASE_DR: 959 return IFM_100G_DR; 960 default: 961 return IFM_UNKNOWN; 962 } 963 } 964 965 /** 966 * ice_get_phy_type_high - Get media associated with phy_type_high 967 * @phy_type_high: the upper 64bits of phy_type from the AdminQ 968 * 969 * Given the upper 64bits of the phy_type from the hardware, return the 970 * ifm_active bit associated. Return IFM_UNKNOWN on an unknown value. Note 971 * that only one of ice_get_phy_type_low or ice_get_phy_type_high should be 972 * called. If phy_type_high is zero, call ice_get_phy_type_low. 973 */ 974 int 975 ice_get_phy_type_high(uint64_t phy_type_high) 976 { 977 switch (phy_type_high) { 978 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4: 979 return IFM_100G_KR2_PAM4; 980 case ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC: 981 return IFM_100G_CAUI2_AC; 982 case ICE_PHY_TYPE_HIGH_100G_CAUI2: 983 return IFM_100G_CAUI2; 984 case ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC: 985 return IFM_100G_AUI2_AC; 986 case ICE_PHY_TYPE_HIGH_100G_AUI2: 987 return IFM_100G_AUI2; 988 default: 989 return IFM_UNKNOWN; 990 } 991 } 992 993 /** 994 * ice_phy_types_to_max_rate - Returns port's max supported baudrate 995 * @pi: port info struct 996 * 997 * ice_aq_get_phy_caps() w/ ICE_AQC_REPORT_TOPO_CAP_MEDIA parameter needs 998 * to have been called before this function for it to work. 999 */ 1000 static uint64_t 1001 ice_phy_types_to_max_rate(struct ice_port_info *pi) 1002 { 1003 uint64_t phy_low = pi->phy.phy_type_low; 1004 uint64_t phy_high = pi->phy.phy_type_high; 1005 uint64_t max_rate = 0; 1006 int bit; 1007 1008 /* 1009 * These are based on the indices used in the BIT() macros for 1010 * ICE_PHY_TYPE_LOW_* 1011 */ 1012 static const uint64_t phy_rates[] = { 1013 IF_Mbps(100), 1014 IF_Mbps(100), 1015 IF_Gbps(1ULL), 1016 IF_Gbps(1ULL), 1017 IF_Gbps(1ULL), 1018 IF_Gbps(1ULL), 1019 IF_Gbps(1ULL), 1020 IF_Mbps(2500ULL), 1021 IF_Mbps(2500ULL), 1022 IF_Mbps(2500ULL), 1023 IF_Gbps(5ULL), 1024 IF_Gbps(5ULL), 1025 IF_Gbps(10ULL), 1026 IF_Gbps(10ULL), 1027 IF_Gbps(10ULL), 1028 IF_Gbps(10ULL), 1029 IF_Gbps(10ULL), 1030 IF_Gbps(10ULL), 1031 IF_Gbps(10ULL), 1032 IF_Gbps(25ULL), 1033 IF_Gbps(25ULL), 1034 IF_Gbps(25ULL), 1035 IF_Gbps(25ULL), 1036 IF_Gbps(25ULL), 1037 IF_Gbps(25ULL), 1038 IF_Gbps(25ULL), 1039 IF_Gbps(25ULL), 1040 IF_Gbps(25ULL), 1041 IF_Gbps(25ULL), 1042 IF_Gbps(25ULL), 1043 IF_Gbps(40ULL), 1044 IF_Gbps(40ULL), 1045 IF_Gbps(40ULL), 1046 IF_Gbps(40ULL), 1047 IF_Gbps(40ULL), 1048 IF_Gbps(40ULL), 1049 IF_Gbps(50ULL), 1050 IF_Gbps(50ULL), 1051 IF_Gbps(50ULL), 1052 IF_Gbps(50ULL), 1053 IF_Gbps(50ULL), 1054 IF_Gbps(50ULL), 1055 IF_Gbps(50ULL), 1056 IF_Gbps(50ULL), 1057 IF_Gbps(50ULL), 1058 IF_Gbps(50ULL), 1059 IF_Gbps(50ULL), 1060 IF_Gbps(50ULL), 1061 IF_Gbps(50ULL), 1062 IF_Gbps(50ULL), 1063 IF_Gbps(50ULL), 1064 IF_Gbps(100ULL), 1065 IF_Gbps(100ULL), 1066 IF_Gbps(100ULL), 1067 IF_Gbps(100ULL), 1068 IF_Gbps(100ULL), 1069 IF_Gbps(100ULL), 1070 IF_Gbps(100ULL), 1071 IF_Gbps(100ULL), 1072 IF_Gbps(100ULL), 1073 IF_Gbps(100ULL), 1074 IF_Gbps(100ULL), 1075 IF_Gbps(100ULL), 1076 IF_Gbps(100ULL), 1077 /* These rates are for ICE_PHY_TYPE_HIGH_* */ 1078 IF_Gbps(100ULL), 1079 IF_Gbps(100ULL), 1080 IF_Gbps(100ULL), 1081 IF_Gbps(100ULL), 1082 IF_Gbps(100ULL) 1083 }; 1084 1085 /* coverity[address_of] */ 1086 for_each_set_bit(bit, &phy_high, 64) 1087 if ((bit + 64) < (int)ARRAY_SIZE(phy_rates)) 1088 max_rate = uqmax(max_rate, phy_rates[(bit + 64)]); 1089 1090 /* coverity[address_of] */ 1091 for_each_set_bit(bit, &phy_low, 64) 1092 max_rate = uqmax(max_rate, phy_rates[bit]); 1093 1094 return (max_rate); 1095 } 1096 1097 /* The if_media type is split over the original 5 bit media variant field, 1098 * along with extended types using up extra bits in the options section. 1099 * We want to convert this split number into a bitmap index, so we reverse the 1100 * calculation of IFM_X here. 1101 */ 1102 #define IFM_IDX(x) (((x) & IFM_TMASK) | \ 1103 (((x) & IFM_ETH_XTYPE) >> IFM_ETH_XSHIFT)) 1104 1105 /** 1106 * ice_add_media_types - Add supported media types to the media structure 1107 * @sc: ice private softc structure 1108 * @media: ifmedia structure to setup 1109 * 1110 * Looks up the supported phy types, and initializes the various media types 1111 * available. 1112 * 1113 * @pre this function must be protected from being called while another thread 1114 * is accessing the ifmedia types. 1115 */ 1116 enum ice_status 1117 ice_add_media_types(struct ice_softc *sc, struct ifmedia *media) 1118 { 1119 struct ice_aqc_get_phy_caps_data pcaps = { 0 }; 1120 struct ice_port_info *pi = sc->hw.port_info; 1121 enum ice_status status; 1122 uint64_t phy_low, phy_high; 1123 int bit; 1124 1125 ASSERT_CFG_LOCKED(sc); 1126 1127 /* the maximum possible media type index is 511. We probably don't 1128 * need most of this space, but this ensures future compatibility when 1129 * additional media types are used. 1130 */ 1131 ice_declare_bitmap(already_added, 511); 1132 1133 /* Remove all previous media types */ 1134 ifmedia_removeall(media); 1135 1136 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_ACTIVE_CFG, 1137 &pcaps, NULL); 1138 if (status != ICE_SUCCESS) { 1139 device_printf(sc->dev, 1140 "%s: ice_aq_get_phy_caps (ACTIVE) failed; status %s, aq_err %s\n", 1141 __func__, ice_status_str(status), 1142 ice_aq_str(sc->hw.adminq.sq_last_status)); 1143 return (status); 1144 } 1145 phy_low = le64toh(pcaps.phy_type_low); 1146 phy_high = le64toh(pcaps.phy_type_high); 1147 1148 /* make sure the added bitmap is zero'd */ 1149 memset(already_added, 0, sizeof(already_added)); 1150 1151 /* coverity[address_of] */ 1152 for_each_set_bit(bit, &phy_low, 64) { 1153 uint64_t type = BIT_ULL(bit); 1154 int ostype; 1155 1156 /* get the OS media type */ 1157 ostype = ice_get_phy_type_low(type); 1158 1159 /* don't bother adding the unknown type */ 1160 if (ostype == IFM_UNKNOWN) 1161 continue; 1162 1163 /* only add each media type to the list once */ 1164 if (ice_is_bit_set(already_added, IFM_IDX(ostype))) 1165 continue; 1166 1167 ifmedia_add(media, IFM_ETHER | ostype, 0, NULL); 1168 ice_set_bit(IFM_IDX(ostype), already_added); 1169 } 1170 1171 /* coverity[address_of] */ 1172 for_each_set_bit(bit, &phy_high, 64) { 1173 uint64_t type = BIT_ULL(bit); 1174 int ostype; 1175 1176 /* get the OS media type */ 1177 ostype = ice_get_phy_type_high(type); 1178 1179 /* don't bother adding the unknown type */ 1180 if (ostype == IFM_UNKNOWN) 1181 continue; 1182 1183 /* only add each media type to the list once */ 1184 if (ice_is_bit_set(already_added, IFM_IDX(ostype))) 1185 continue; 1186 1187 ifmedia_add(media, IFM_ETHER | ostype, 0, NULL); 1188 ice_set_bit(IFM_IDX(ostype), already_added); 1189 } 1190 1191 /* Use autoselect media by default */ 1192 ifmedia_add(media, IFM_ETHER | IFM_AUTO, 0, NULL); 1193 ifmedia_set(media, IFM_ETHER | IFM_AUTO); 1194 1195 return (ICE_SUCCESS); 1196 } 1197 1198 /** 1199 * ice_configure_rxq_interrupts - Configure HW Rx queues for MSI-X interrupts 1200 * @vsi: the VSI to configure 1201 * 1202 * Called when setting up MSI-X interrupts to configure the Rx hardware queues. 1203 */ 1204 void 1205 ice_configure_rxq_interrupts(struct ice_vsi *vsi) 1206 { 1207 struct ice_hw *hw = &vsi->sc->hw; 1208 int i; 1209 1210 for (i = 0; i < vsi->num_rx_queues; i++) { 1211 struct ice_rx_queue *rxq = &vsi->rx_queues[i]; 1212 u32 val; 1213 1214 val = (QINT_RQCTL_CAUSE_ENA_M | 1215 (ICE_RX_ITR << QINT_RQCTL_ITR_INDX_S) | 1216 (rxq->irqv->me << QINT_RQCTL_MSIX_INDX_S)); 1217 wr32(hw, QINT_RQCTL(vsi->rx_qmap[rxq->me]), val); 1218 } 1219 1220 ice_flush(hw); 1221 } 1222 1223 /** 1224 * ice_configure_txq_interrupts - Configure HW Tx queues for MSI-X interrupts 1225 * @vsi: the VSI to configure 1226 * 1227 * Called when setting up MSI-X interrupts to configure the Tx hardware queues. 1228 */ 1229 void 1230 ice_configure_txq_interrupts(struct ice_vsi *vsi) 1231 { 1232 struct ice_hw *hw = &vsi->sc->hw; 1233 int i; 1234 1235 for (i = 0; i < vsi->num_tx_queues; i++) { 1236 struct ice_tx_queue *txq = &vsi->tx_queues[i]; 1237 u32 val; 1238 1239 val = (QINT_TQCTL_CAUSE_ENA_M | 1240 (ICE_TX_ITR << QINT_TQCTL_ITR_INDX_S) | 1241 (txq->irqv->me << QINT_TQCTL_MSIX_INDX_S)); 1242 wr32(hw, QINT_TQCTL(vsi->tx_qmap[txq->me]), val); 1243 } 1244 1245 ice_flush(hw); 1246 } 1247 1248 /** 1249 * ice_flush_rxq_interrupts - Unconfigure Hw Rx queues MSI-X interrupt cause 1250 * @vsi: the VSI to configure 1251 * 1252 * Unset the CAUSE_ENA flag of the TQCTL register for each queue, then trigger 1253 * a software interrupt on that cause. This is required as part of the Rx 1254 * queue disable logic to dissociate the Rx queue from the interrupt. 1255 * 1256 * Note: this function must be called prior to disabling Rx queues with 1257 * ice_control_rx_queues, otherwise the Rx queue may not be disabled properly. 1258 */ 1259 void 1260 ice_flush_rxq_interrupts(struct ice_vsi *vsi) 1261 { 1262 struct ice_hw *hw = &vsi->sc->hw; 1263 int i; 1264 1265 for (i = 0; i < vsi->num_rx_queues; i++) { 1266 struct ice_rx_queue *rxq = &vsi->rx_queues[i]; 1267 u32 reg, val; 1268 1269 /* Clear the CAUSE_ENA flag */ 1270 reg = vsi->rx_qmap[rxq->me]; 1271 val = rd32(hw, QINT_RQCTL(reg)); 1272 val &= ~QINT_RQCTL_CAUSE_ENA_M; 1273 wr32(hw, QINT_RQCTL(reg), val); 1274 1275 ice_flush(hw); 1276 1277 /* Trigger a software interrupt to complete interrupt 1278 * dissociation. 1279 */ 1280 wr32(hw, GLINT_DYN_CTL(rxq->irqv->me), 1281 GLINT_DYN_CTL_SWINT_TRIG_M | GLINT_DYN_CTL_INTENA_MSK_M); 1282 } 1283 } 1284 1285 /** 1286 * ice_flush_txq_interrupts - Unconfigure Hw Tx queues MSI-X interrupt cause 1287 * @vsi: the VSI to configure 1288 * 1289 * Unset the CAUSE_ENA flag of the TQCTL register for each queue, then trigger 1290 * a software interrupt on that cause. This is required as part of the Tx 1291 * queue disable logic to dissociate the Tx queue from the interrupt. 1292 * 1293 * Note: this function must be called prior to ice_vsi_disable_tx, otherwise 1294 * the Tx queue disable may not complete properly. 1295 */ 1296 void 1297 ice_flush_txq_interrupts(struct ice_vsi *vsi) 1298 { 1299 struct ice_hw *hw = &vsi->sc->hw; 1300 int i; 1301 1302 for (i = 0; i < vsi->num_tx_queues; i++) { 1303 struct ice_tx_queue *txq = &vsi->tx_queues[i]; 1304 u32 reg, val; 1305 1306 /* Clear the CAUSE_ENA flag */ 1307 reg = vsi->tx_qmap[txq->me]; 1308 val = rd32(hw, QINT_TQCTL(reg)); 1309 val &= ~QINT_TQCTL_CAUSE_ENA_M; 1310 wr32(hw, QINT_TQCTL(reg), val); 1311 1312 ice_flush(hw); 1313 1314 /* Trigger a software interrupt to complete interrupt 1315 * dissociation. 1316 */ 1317 wr32(hw, GLINT_DYN_CTL(txq->irqv->me), 1318 GLINT_DYN_CTL_SWINT_TRIG_M | GLINT_DYN_CTL_INTENA_MSK_M); 1319 } 1320 } 1321 1322 /** 1323 * ice_configure_rx_itr - Configure the Rx ITR settings for this VSI 1324 * @vsi: the VSI to configure 1325 * 1326 * Program the hardware ITR registers with the settings for this VSI. 1327 */ 1328 void 1329 ice_configure_rx_itr(struct ice_vsi *vsi) 1330 { 1331 struct ice_hw *hw = &vsi->sc->hw; 1332 int i; 1333 1334 /* TODO: Handle per-queue/per-vector ITR? */ 1335 1336 for (i = 0; i < vsi->num_rx_queues; i++) { 1337 struct ice_rx_queue *rxq = &vsi->rx_queues[i]; 1338 1339 wr32(hw, GLINT_ITR(ICE_RX_ITR, rxq->irqv->me), 1340 ice_itr_to_reg(hw, vsi->rx_itr)); 1341 } 1342 1343 ice_flush(hw); 1344 } 1345 1346 /** 1347 * ice_configure_tx_itr - Configure the Tx ITR settings for this VSI 1348 * @vsi: the VSI to configure 1349 * 1350 * Program the hardware ITR registers with the settings for this VSI. 1351 */ 1352 void 1353 ice_configure_tx_itr(struct ice_vsi *vsi) 1354 { 1355 struct ice_hw *hw = &vsi->sc->hw; 1356 int i; 1357 1358 /* TODO: Handle per-queue/per-vector ITR? */ 1359 1360 for (i = 0; i < vsi->num_tx_queues; i++) { 1361 struct ice_tx_queue *txq = &vsi->tx_queues[i]; 1362 1363 wr32(hw, GLINT_ITR(ICE_TX_ITR, txq->irqv->me), 1364 ice_itr_to_reg(hw, vsi->tx_itr)); 1365 } 1366 1367 ice_flush(hw); 1368 } 1369 1370 /** 1371 * ice_setup_tx_ctx - Setup an ice_tlan_ctx structure for a queue 1372 * @txq: the Tx queue to configure 1373 * @tlan_ctx: the Tx LAN queue context structure to initialize 1374 * @pf_q: real queue number 1375 */ 1376 static int 1377 ice_setup_tx_ctx(struct ice_tx_queue *txq, struct ice_tlan_ctx *tlan_ctx, u16 pf_q) 1378 { 1379 struct ice_vsi *vsi = txq->vsi; 1380 struct ice_softc *sc = vsi->sc; 1381 struct ice_hw *hw = &sc->hw; 1382 1383 tlan_ctx->port_num = hw->port_info->lport; 1384 1385 /* number of descriptors in the queue */ 1386 tlan_ctx->qlen = txq->desc_count; 1387 1388 /* set the transmit queue base address, defined in 128 byte units */ 1389 tlan_ctx->base = txq->tx_paddr >> 7; 1390 1391 tlan_ctx->pf_num = hw->pf_id; 1392 1393 /* For now, we only have code supporting PF VSIs */ 1394 switch (vsi->type) { 1395 case ICE_VSI_PF: 1396 tlan_ctx->vmvf_type = ICE_TLAN_CTX_VMVF_TYPE_PF; 1397 break; 1398 default: 1399 return (ENODEV); 1400 } 1401 1402 tlan_ctx->src_vsi = ice_get_hw_vsi_num(hw, vsi->idx); 1403 1404 /* Enable TSO */ 1405 tlan_ctx->tso_ena = 1; 1406 tlan_ctx->internal_usage_flag = 1; 1407 1408 tlan_ctx->tso_qnum = pf_q; 1409 1410 /* 1411 * Stick with the older legacy Tx queue interface, instead of the new 1412 * advanced queue interface. 1413 */ 1414 tlan_ctx->legacy_int = 1; 1415 1416 /* Descriptor WB mode */ 1417 tlan_ctx->wb_mode = 0; 1418 1419 return (0); 1420 } 1421 1422 /** 1423 * ice_cfg_vsi_for_tx - Configure the hardware for Tx 1424 * @vsi: the VSI to configure 1425 * 1426 * Configure the device Tx queues through firmware AdminQ commands. After 1427 * this, Tx queues will be ready for transmit. 1428 */ 1429 int 1430 ice_cfg_vsi_for_tx(struct ice_vsi *vsi) 1431 { 1432 struct ice_aqc_add_tx_qgrp *qg; 1433 struct ice_hw *hw = &vsi->sc->hw; 1434 device_t dev = vsi->sc->dev; 1435 enum ice_status status; 1436 int i; 1437 int err = 0; 1438 u16 qg_size, pf_q; 1439 1440 qg_size = ice_struct_size(qg, txqs, 1); 1441 qg = (struct ice_aqc_add_tx_qgrp *)malloc(qg_size, M_ICE, M_NOWAIT|M_ZERO); 1442 if (!qg) 1443 return (ENOMEM); 1444 1445 qg->num_txqs = 1; 1446 1447 for (i = 0; i < vsi->num_tx_queues; i++) { 1448 struct ice_tlan_ctx tlan_ctx = { 0 }; 1449 struct ice_tx_queue *txq = &vsi->tx_queues[i]; 1450 1451 pf_q = vsi->tx_qmap[txq->me]; 1452 qg->txqs[0].txq_id = htole16(pf_q); 1453 1454 err = ice_setup_tx_ctx(txq, &tlan_ctx, pf_q); 1455 if (err) 1456 goto free_txqg; 1457 1458 ice_set_ctx(hw, (u8 *)&tlan_ctx, qg->txqs[0].txq_ctx, 1459 ice_tlan_ctx_info); 1460 1461 status = ice_ena_vsi_txq(hw->port_info, vsi->idx, txq->tc, 1462 txq->q_handle, 1, qg, qg_size, NULL); 1463 if (status) { 1464 device_printf(dev, 1465 "Failed to set LAN Tx queue %d (TC %d, handle %d) context, err %s aq_err %s\n", 1466 i, txq->tc, txq->q_handle, 1467 ice_status_str(status), 1468 ice_aq_str(hw->adminq.sq_last_status)); 1469 err = ENODEV; 1470 goto free_txqg; 1471 } 1472 1473 /* Keep track of the Tx queue TEID */ 1474 if (pf_q == le16toh(qg->txqs[0].txq_id)) 1475 txq->q_teid = le32toh(qg->txqs[0].q_teid); 1476 } 1477 1478 free_txqg: 1479 free(qg, M_ICE); 1480 1481 return (err); 1482 } 1483 1484 /** 1485 * ice_setup_rx_ctx - Setup an Rx context structure for a receive queue 1486 * @rxq: the receive queue to program 1487 * 1488 * Setup an Rx queue context structure and program it into the hardware 1489 * registers. This is a necessary step for enabling the Rx queue. 1490 * 1491 * @pre the VSI associated with this queue must have initialized mbuf_sz 1492 */ 1493 static int 1494 ice_setup_rx_ctx(struct ice_rx_queue *rxq) 1495 { 1496 struct ice_rlan_ctx rlan_ctx = {0}; 1497 struct ice_vsi *vsi = rxq->vsi; 1498 struct ice_softc *sc = vsi->sc; 1499 struct ice_hw *hw = &sc->hw; 1500 enum ice_status status; 1501 u32 rxdid = ICE_RXDID_FLEX_NIC; 1502 u32 regval; 1503 u16 pf_q; 1504 1505 pf_q = vsi->rx_qmap[rxq->me]; 1506 1507 /* set the receive queue base address, defined in 128 byte units */ 1508 rlan_ctx.base = rxq->rx_paddr >> 7; 1509 1510 rlan_ctx.qlen = rxq->desc_count; 1511 1512 rlan_ctx.dbuf = vsi->mbuf_sz >> ICE_RLAN_CTX_DBUF_S; 1513 1514 /* use 32 byte descriptors */ 1515 rlan_ctx.dsize = 1; 1516 1517 /* Strip the Ethernet CRC bytes before the packet is posted to the 1518 * host memory. 1519 */ 1520 rlan_ctx.crcstrip = 1; 1521 1522 rlan_ctx.l2tsel = 1; 1523 1524 /* don't do header splitting */ 1525 rlan_ctx.dtype = ICE_RX_DTYPE_NO_SPLIT; 1526 rlan_ctx.hsplit_0 = ICE_RLAN_RX_HSPLIT_0_NO_SPLIT; 1527 rlan_ctx.hsplit_1 = ICE_RLAN_RX_HSPLIT_1_NO_SPLIT; 1528 1529 /* strip VLAN from inner headers */ 1530 rlan_ctx.showiv = 1; 1531 1532 rlan_ctx.rxmax = min(vsi->max_frame_size, 1533 ICE_MAX_RX_SEGS * vsi->mbuf_sz); 1534 1535 rlan_ctx.lrxqthresh = 1; 1536 1537 if (vsi->type != ICE_VSI_VF) { 1538 regval = rd32(hw, QRXFLXP_CNTXT(pf_q)); 1539 regval &= ~QRXFLXP_CNTXT_RXDID_IDX_M; 1540 regval |= (rxdid << QRXFLXP_CNTXT_RXDID_IDX_S) & 1541 QRXFLXP_CNTXT_RXDID_IDX_M; 1542 1543 regval &= ~QRXFLXP_CNTXT_RXDID_PRIO_M; 1544 regval |= (0x03 << QRXFLXP_CNTXT_RXDID_PRIO_S) & 1545 QRXFLXP_CNTXT_RXDID_PRIO_M; 1546 1547 wr32(hw, QRXFLXP_CNTXT(pf_q), regval); 1548 } 1549 1550 status = ice_write_rxq_ctx(hw, &rlan_ctx, pf_q); 1551 if (status) { 1552 device_printf(sc->dev, 1553 "Failed to set LAN Rx queue context, err %s aq_err %s\n", 1554 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 1555 return (EIO); 1556 } 1557 1558 wr32(hw, rxq->tail, 0); 1559 1560 return 0; 1561 } 1562 1563 /** 1564 * ice_cfg_vsi_for_rx - Configure the hardware for Rx 1565 * @vsi: the VSI to configure 1566 * 1567 * Prepare an Rx context descriptor and configure the device to receive 1568 * traffic. 1569 * 1570 * @pre the VSI must have initialized mbuf_sz 1571 */ 1572 int 1573 ice_cfg_vsi_for_rx(struct ice_vsi *vsi) 1574 { 1575 int i, err; 1576 1577 for (i = 0; i < vsi->num_rx_queues; i++) { 1578 MPASS(vsi->mbuf_sz > 0); 1579 err = ice_setup_rx_ctx(&vsi->rx_queues[i]); 1580 if (err) 1581 return err; 1582 } 1583 1584 return (0); 1585 } 1586 1587 /** 1588 * ice_is_rxq_ready - Check if an Rx queue is ready 1589 * @hw: ice hw structure 1590 * @pf_q: absolute PF queue index to check 1591 * @reg: on successful return, contains qrx_ctrl contents 1592 * 1593 * Reads the QRX_CTRL register and verifies if the queue is in a consistent 1594 * state. That is, QENA_REQ matches QENA_STAT. Used to check before making 1595 * a request to change the queue, as well as to verify the request has 1596 * finished. The queue should change status within a few microseconds, so we 1597 * use a small delay while polling the register. 1598 * 1599 * Returns an error code if the queue does not update after a few retries. 1600 */ 1601 static int 1602 ice_is_rxq_ready(struct ice_hw *hw, int pf_q, u32 *reg) 1603 { 1604 u32 qrx_ctrl, qena_req, qena_stat; 1605 int i; 1606 1607 for (i = 0; i < ICE_Q_WAIT_RETRY_LIMIT; i++) { 1608 qrx_ctrl = rd32(hw, QRX_CTRL(pf_q)); 1609 qena_req = (qrx_ctrl >> QRX_CTRL_QENA_REQ_S) & 1; 1610 qena_stat = (qrx_ctrl >> QRX_CTRL_QENA_STAT_S) & 1; 1611 1612 /* if the request and status bits equal, then the queue is 1613 * fully disabled or enabled. 1614 */ 1615 if (qena_req == qena_stat) { 1616 *reg = qrx_ctrl; 1617 return (0); 1618 } 1619 1620 /* wait a few microseconds before we check again */ 1621 DELAY(10); 1622 } 1623 1624 return (ETIMEDOUT); 1625 } 1626 1627 /** 1628 * ice_control_rx_queues - Configure hardware to start or stop the Rx queues 1629 * @vsi: VSI to enable/disable queues 1630 * @enable: true to enable queues, false to disable 1631 * 1632 * Control the Rx queues through the QRX_CTRL register, enabling or disabling 1633 * them. Wait for the appropriate time to ensure that the queues have actually 1634 * reached the expected state. 1635 */ 1636 int 1637 ice_control_rx_queues(struct ice_vsi *vsi, bool enable) 1638 { 1639 struct ice_hw *hw = &vsi->sc->hw; 1640 device_t dev = vsi->sc->dev; 1641 u32 qrx_ctrl = 0; 1642 int i, err; 1643 1644 /* TODO: amortize waits by changing all queues up front and then 1645 * checking their status afterwards. This will become more necessary 1646 * when we have a large number of queues. 1647 */ 1648 for (i = 0; i < vsi->num_rx_queues; i++) { 1649 struct ice_rx_queue *rxq = &vsi->rx_queues[i]; 1650 int pf_q = vsi->rx_qmap[rxq->me]; 1651 1652 err = ice_is_rxq_ready(hw, pf_q, &qrx_ctrl); 1653 if (err) { 1654 device_printf(dev, 1655 "Rx queue %d is not ready\n", 1656 pf_q); 1657 return err; 1658 } 1659 1660 /* Skip if the queue is already in correct state */ 1661 if (enable == !!(qrx_ctrl & QRX_CTRL_QENA_STAT_M)) 1662 continue; 1663 1664 if (enable) 1665 qrx_ctrl |= QRX_CTRL_QENA_REQ_M; 1666 else 1667 qrx_ctrl &= ~QRX_CTRL_QENA_REQ_M; 1668 wr32(hw, QRX_CTRL(pf_q), qrx_ctrl); 1669 1670 /* wait for the queue to finalize the request */ 1671 err = ice_is_rxq_ready(hw, pf_q, &qrx_ctrl); 1672 if (err) { 1673 device_printf(dev, 1674 "Rx queue %d %sable timeout\n", 1675 pf_q, (enable ? "en" : "dis")); 1676 return err; 1677 } 1678 1679 /* this should never happen */ 1680 if (enable != !!(qrx_ctrl & QRX_CTRL_QENA_STAT_M)) { 1681 device_printf(dev, 1682 "Rx queue %d invalid state\n", 1683 pf_q); 1684 return (EDOOFUS); 1685 } 1686 } 1687 1688 return (0); 1689 } 1690 1691 /** 1692 * ice_add_mac_to_list - Add MAC filter to a MAC filter list 1693 * @vsi: the VSI to forward to 1694 * @list: list which contains MAC filter entries 1695 * @addr: the MAC address to be added 1696 * @action: filter action to perform on match 1697 * 1698 * Adds a MAC address filter to the list which will be forwarded to firmware 1699 * to add a series of MAC address filters. 1700 * 1701 * Returns 0 on success, and an error code on failure. 1702 * 1703 */ 1704 static int 1705 ice_add_mac_to_list(struct ice_vsi *vsi, struct ice_list_head *list, 1706 const u8 *addr, enum ice_sw_fwd_act_type action) 1707 { 1708 struct ice_fltr_list_entry *entry; 1709 1710 entry = (__typeof(entry))malloc(sizeof(*entry), M_ICE, M_NOWAIT|M_ZERO); 1711 if (!entry) 1712 return (ENOMEM); 1713 1714 entry->fltr_info.flag = ICE_FLTR_TX; 1715 entry->fltr_info.src_id = ICE_SRC_ID_VSI; 1716 entry->fltr_info.lkup_type = ICE_SW_LKUP_MAC; 1717 entry->fltr_info.fltr_act = action; 1718 entry->fltr_info.vsi_handle = vsi->idx; 1719 bcopy(addr, entry->fltr_info.l_data.mac.mac_addr, ETHER_ADDR_LEN); 1720 1721 LIST_ADD(&entry->list_entry, list); 1722 1723 return 0; 1724 } 1725 1726 /** 1727 * ice_free_fltr_list - Free memory associated with a MAC address list 1728 * @list: the list to free 1729 * 1730 * Free the memory of each entry associated with the list. 1731 */ 1732 static void 1733 ice_free_fltr_list(struct ice_list_head *list) 1734 { 1735 struct ice_fltr_list_entry *e, *tmp; 1736 1737 LIST_FOR_EACH_ENTRY_SAFE(e, tmp, list, ice_fltr_list_entry, list_entry) { 1738 LIST_DEL(&e->list_entry); 1739 free(e, M_ICE); 1740 } 1741 } 1742 1743 /** 1744 * ice_add_vsi_mac_filter - Add a MAC address filter for a VSI 1745 * @vsi: the VSI to add the filter for 1746 * @addr: MAC address to add a filter for 1747 * 1748 * Add a MAC address filter for a given VSI. This is a wrapper around 1749 * ice_add_mac to simplify the interface. First, it only accepts a single 1750 * address, so we don't have to mess around with the list setup in other 1751 * functions. Second, it ignores the ICE_ERR_ALREADY_EXIST error, so that 1752 * callers don't need to worry about attempting to add the same filter twice. 1753 */ 1754 int 1755 ice_add_vsi_mac_filter(struct ice_vsi *vsi, const u8 *addr) 1756 { 1757 struct ice_list_head mac_addr_list; 1758 struct ice_hw *hw = &vsi->sc->hw; 1759 device_t dev = vsi->sc->dev; 1760 enum ice_status status; 1761 int err = 0; 1762 1763 INIT_LIST_HEAD(&mac_addr_list); 1764 1765 err = ice_add_mac_to_list(vsi, &mac_addr_list, addr, ICE_FWD_TO_VSI); 1766 if (err) 1767 goto free_mac_list; 1768 1769 status = ice_add_mac(hw, &mac_addr_list); 1770 if (status == ICE_ERR_ALREADY_EXISTS) { 1771 ; /* Don't complain if we try to add a filter that already exists */ 1772 } else if (status) { 1773 device_printf(dev, 1774 "Failed to add a filter for MAC %6D, err %s aq_err %s\n", 1775 addr, ":", 1776 ice_status_str(status), 1777 ice_aq_str(hw->adminq.sq_last_status)); 1778 err = (EIO); 1779 } 1780 1781 free_mac_list: 1782 ice_free_fltr_list(&mac_addr_list); 1783 return err; 1784 } 1785 1786 /** 1787 * ice_cfg_pf_default_mac_filters - Setup default unicast and broadcast addrs 1788 * @sc: device softc structure 1789 * 1790 * Program the default unicast and broadcast filters for the PF VSI. 1791 */ 1792 int 1793 ice_cfg_pf_default_mac_filters(struct ice_softc *sc) 1794 { 1795 struct ice_vsi *vsi = &sc->pf_vsi; 1796 struct ice_hw *hw = &sc->hw; 1797 int err; 1798 1799 /* Add the LAN MAC address */ 1800 err = ice_add_vsi_mac_filter(vsi, hw->port_info->mac.lan_addr); 1801 if (err) 1802 return err; 1803 1804 /* Add the broadcast address */ 1805 err = ice_add_vsi_mac_filter(vsi, broadcastaddr); 1806 if (err) 1807 return err; 1808 1809 return (0); 1810 } 1811 1812 /** 1813 * ice_remove_vsi_mac_filter - Remove a MAC address filter for a VSI 1814 * @vsi: the VSI to add the filter for 1815 * @addr: MAC address to remove a filter for 1816 * 1817 * Remove a MAC address filter from a given VSI. This is a wrapper around 1818 * ice_remove_mac to simplify the interface. First, it only accepts a single 1819 * address, so we don't have to mess around with the list setup in other 1820 * functions. Second, it ignores the ICE_ERR_DOES_NOT_EXIST error, so that 1821 * callers don't need to worry about attempting to remove filters which 1822 * haven't yet been added. 1823 */ 1824 int 1825 ice_remove_vsi_mac_filter(struct ice_vsi *vsi, const u8 *addr) 1826 { 1827 struct ice_list_head mac_addr_list; 1828 struct ice_hw *hw = &vsi->sc->hw; 1829 device_t dev = vsi->sc->dev; 1830 enum ice_status status; 1831 int err = 0; 1832 1833 INIT_LIST_HEAD(&mac_addr_list); 1834 1835 err = ice_add_mac_to_list(vsi, &mac_addr_list, addr, ICE_FWD_TO_VSI); 1836 if (err) 1837 goto free_mac_list; 1838 1839 status = ice_remove_mac(hw, &mac_addr_list); 1840 if (status == ICE_ERR_DOES_NOT_EXIST) { 1841 ; /* Don't complain if we try to remove a filter that doesn't exist */ 1842 } else if (status) { 1843 device_printf(dev, 1844 "Failed to remove a filter for MAC %6D, err %s aq_err %s\n", 1845 addr, ":", 1846 ice_status_str(status), 1847 ice_aq_str(hw->adminq.sq_last_status)); 1848 err = (EIO); 1849 } 1850 1851 free_mac_list: 1852 ice_free_fltr_list(&mac_addr_list); 1853 return err; 1854 } 1855 1856 /** 1857 * ice_rm_pf_default_mac_filters - Remove default unicast and broadcast addrs 1858 * @sc: device softc structure 1859 * 1860 * Remove the default unicast and broadcast filters from the PF VSI. 1861 */ 1862 int 1863 ice_rm_pf_default_mac_filters(struct ice_softc *sc) 1864 { 1865 struct ice_vsi *vsi = &sc->pf_vsi; 1866 struct ice_hw *hw = &sc->hw; 1867 int err; 1868 1869 /* Remove the LAN MAC address */ 1870 err = ice_remove_vsi_mac_filter(vsi, hw->port_info->mac.lan_addr); 1871 if (err) 1872 return err; 1873 1874 /* Remove the broadcast address */ 1875 err = ice_remove_vsi_mac_filter(vsi, broadcastaddr); 1876 if (err) 1877 return (EIO); 1878 1879 return (0); 1880 } 1881 1882 /** 1883 * ice_check_ctrlq_errors - Check for and report controlq errors 1884 * @sc: device private structure 1885 * @qname: name of the controlq 1886 * @cq: the controlq to check 1887 * 1888 * Check and report controlq errors. Currently all we do is report them to the 1889 * kernel message log, but we might want to improve this in the future, such 1890 * as to keep track of statistics. 1891 */ 1892 static void 1893 ice_check_ctrlq_errors(struct ice_softc *sc, const char *qname, 1894 struct ice_ctl_q_info *cq) 1895 { 1896 struct ice_hw *hw = &sc->hw; 1897 u32 val; 1898 1899 /* Check for error indications. Note that all the controlqs use the 1900 * same register layout, so we use the PF_FW_AxQLEN defines only. 1901 */ 1902 val = rd32(hw, cq->rq.len); 1903 if (val & (PF_FW_ARQLEN_ARQVFE_M | PF_FW_ARQLEN_ARQOVFL_M | 1904 PF_FW_ARQLEN_ARQCRIT_M)) { 1905 if (val & PF_FW_ARQLEN_ARQVFE_M) 1906 device_printf(sc->dev, 1907 "%s Receive Queue VF Error detected\n", qname); 1908 if (val & PF_FW_ARQLEN_ARQOVFL_M) 1909 device_printf(sc->dev, 1910 "%s Receive Queue Overflow Error detected\n", 1911 qname); 1912 if (val & PF_FW_ARQLEN_ARQCRIT_M) 1913 device_printf(sc->dev, 1914 "%s Receive Queue Critical Error detected\n", 1915 qname); 1916 val &= ~(PF_FW_ARQLEN_ARQVFE_M | PF_FW_ARQLEN_ARQOVFL_M | 1917 PF_FW_ARQLEN_ARQCRIT_M); 1918 wr32(hw, cq->rq.len, val); 1919 } 1920 1921 val = rd32(hw, cq->sq.len); 1922 if (val & (PF_FW_ATQLEN_ATQVFE_M | PF_FW_ATQLEN_ATQOVFL_M | 1923 PF_FW_ATQLEN_ATQCRIT_M)) { 1924 if (val & PF_FW_ATQLEN_ATQVFE_M) 1925 device_printf(sc->dev, 1926 "%s Send Queue VF Error detected\n", qname); 1927 if (val & PF_FW_ATQLEN_ATQOVFL_M) 1928 device_printf(sc->dev, 1929 "%s Send Queue Overflow Error detected\n", 1930 qname); 1931 if (val & PF_FW_ATQLEN_ATQCRIT_M) 1932 device_printf(sc->dev, 1933 "%s Send Queue Critical Error detected\n", 1934 qname); 1935 val &= ~(PF_FW_ATQLEN_ATQVFE_M | PF_FW_ATQLEN_ATQOVFL_M | 1936 PF_FW_ATQLEN_ATQCRIT_M); 1937 wr32(hw, cq->sq.len, val); 1938 } 1939 } 1940 1941 /** 1942 * ice_process_link_event - Process a link event indication from firmware 1943 * @sc: device softc structure 1944 * @e: the received event data 1945 * 1946 * Gets the current link status from hardware, and may print a message if an 1947 * unqualified is detected. 1948 */ 1949 static void 1950 ice_process_link_event(struct ice_softc *sc, 1951 struct ice_rq_event_info __invariant_only *e) 1952 { 1953 struct ice_port_info *pi = sc->hw.port_info; 1954 struct ice_hw *hw = &sc->hw; 1955 device_t dev = sc->dev; 1956 enum ice_status status; 1957 1958 /* Sanity check that the data length matches */ 1959 MPASS(le16toh(e->desc.datalen) == sizeof(struct ice_aqc_get_link_status_data)); 1960 1961 /* 1962 * Even though the adapter gets link status information inside the 1963 * event, it needs to send a Get Link Status AQ command in order 1964 * to re-enable link events. 1965 */ 1966 pi->phy.get_link_info = true; 1967 ice_get_link_status(pi, &sc->link_up); 1968 1969 if (pi->phy.link_info.topo_media_conflict & 1970 (ICE_AQ_LINK_TOPO_CONFLICT | ICE_AQ_LINK_MEDIA_CONFLICT | 1971 ICE_AQ_LINK_TOPO_CORRUPT)) 1972 device_printf(dev, 1973 "Possible mis-configuration of the Ethernet port detected; please use the Intel (R) Ethernet Port Configuration Tool utility to address the issue.\n"); 1974 1975 if ((pi->phy.link_info.link_info & ICE_AQ_MEDIA_AVAILABLE) && 1976 !(pi->phy.link_info.link_info & ICE_AQ_LINK_UP)) { 1977 if (!(pi->phy.link_info.an_info & ICE_AQ_QUALIFIED_MODULE)) 1978 device_printf(dev, 1979 "Link is disabled on this device because an unsupported module type was detected! Refer to the Intel (R) Ethernet Adapters and Devices User Guide for a list of supported modules.\n"); 1980 if (pi->phy.link_info.link_cfg_err & ICE_AQ_LINK_MODULE_POWER_UNSUPPORTED) 1981 device_printf(dev, 1982 "The module's power requirements exceed the device's power supply. Cannot start link.\n"); 1983 if (pi->phy.link_info.link_cfg_err & ICE_AQ_LINK_INVAL_MAX_POWER_LIMIT) 1984 device_printf(dev, 1985 "The installed module is incompatible with the device's NVM image. Cannot start link.\n"); 1986 } 1987 1988 if (!(pi->phy.link_info.link_info & ICE_AQ_MEDIA_AVAILABLE)) { 1989 if (!ice_testandset_state(&sc->state, ICE_STATE_NO_MEDIA)) { 1990 status = ice_aq_set_link_restart_an(pi, false, NULL); 1991 if (status != ICE_SUCCESS) 1992 device_printf(dev, 1993 "%s: ice_aq_set_link_restart_an: status %s, aq_err %s\n", 1994 __func__, ice_status_str(status), 1995 ice_aq_str(hw->adminq.sq_last_status)); 1996 } 1997 } 1998 /* ICE_STATE_NO_MEDIA is cleared when polling task detects media */ 1999 2000 /* Indicate that link status must be reported again */ 2001 ice_clear_state(&sc->state, ICE_STATE_LINK_STATUS_REPORTED); 2002 2003 /* OS link info is updated elsewhere */ 2004 } 2005 2006 /** 2007 * ice_process_ctrlq_event - Respond to a controlq event 2008 * @sc: device private structure 2009 * @qname: the name for this controlq 2010 * @event: the event to process 2011 * 2012 * Perform actions in response to various controlq event notifications. 2013 */ 2014 static void 2015 ice_process_ctrlq_event(struct ice_softc *sc, const char *qname, 2016 struct ice_rq_event_info *event) 2017 { 2018 u16 opcode; 2019 2020 opcode = le16toh(event->desc.opcode); 2021 2022 switch (opcode) { 2023 case ice_aqc_opc_get_link_status: 2024 ice_process_link_event(sc, event); 2025 break; 2026 case ice_mbx_opc_send_msg_to_pf: 2027 /* TODO: handle IOV event */ 2028 break; 2029 case ice_aqc_opc_fw_logs_event: 2030 ice_handle_fw_log_event(sc, &event->desc, event->msg_buf); 2031 break; 2032 case ice_aqc_opc_lldp_set_mib_change: 2033 ice_handle_mib_change_event(sc, event); 2034 break; 2035 case ice_aqc_opc_event_lan_overflow: 2036 ice_handle_lan_overflow_event(sc, event); 2037 break; 2038 case ice_aqc_opc_get_health_status: 2039 ice_handle_health_status_event(sc, event); 2040 break; 2041 default: 2042 device_printf(sc->dev, 2043 "%s Receive Queue unhandled event 0x%04x ignored\n", 2044 qname, opcode); 2045 } 2046 } 2047 2048 /** 2049 * ice_process_ctrlq - helper function to process controlq rings 2050 * @sc: device private structure 2051 * @q_type: specific control queue type 2052 * @pending: return parameter to track remaining events 2053 * 2054 * Process controlq events for a given control queue type. Returns zero on 2055 * success, and an error code on failure. If successful, pending is the number 2056 * of remaining events left in the queue. 2057 */ 2058 int 2059 ice_process_ctrlq(struct ice_softc *sc, enum ice_ctl_q q_type, u16 *pending) 2060 { 2061 struct ice_rq_event_info event = { { 0 } }; 2062 struct ice_hw *hw = &sc->hw; 2063 struct ice_ctl_q_info *cq; 2064 enum ice_status status; 2065 const char *qname; 2066 int loop = 0; 2067 2068 switch (q_type) { 2069 case ICE_CTL_Q_ADMIN: 2070 cq = &hw->adminq; 2071 qname = "Admin"; 2072 break; 2073 case ICE_CTL_Q_MAILBOX: 2074 cq = &hw->mailboxq; 2075 qname = "Mailbox"; 2076 break; 2077 default: 2078 device_printf(sc->dev, 2079 "Unknown control queue type 0x%x\n", 2080 q_type); 2081 return 0; 2082 } 2083 2084 ice_check_ctrlq_errors(sc, qname, cq); 2085 2086 /* 2087 * Control queue processing happens during the admin task which may be 2088 * holding a non-sleepable lock, so we *must* use M_NOWAIT here. 2089 */ 2090 event.buf_len = cq->rq_buf_size; 2091 event.msg_buf = (u8 *)malloc(event.buf_len, M_ICE, M_ZERO | M_NOWAIT); 2092 if (!event.msg_buf) { 2093 device_printf(sc->dev, 2094 "Unable to allocate memory for %s Receive Queue event\n", 2095 qname); 2096 return (ENOMEM); 2097 } 2098 2099 do { 2100 status = ice_clean_rq_elem(hw, cq, &event, pending); 2101 if (status == ICE_ERR_AQ_NO_WORK) 2102 break; 2103 if (status) { 2104 if (q_type == ICE_CTL_Q_ADMIN) 2105 device_printf(sc->dev, 2106 "%s Receive Queue event error %s\n", 2107 qname, ice_status_str(status)); 2108 else 2109 device_printf(sc->dev, 2110 "%s Receive Queue event error %s\n", 2111 qname, ice_status_str(status)); 2112 free(event.msg_buf, M_ICE); 2113 return (EIO); 2114 } 2115 /* XXX should we separate this handler by controlq type? */ 2116 ice_process_ctrlq_event(sc, qname, &event); 2117 } while (*pending && (++loop < ICE_CTRLQ_WORK_LIMIT)); 2118 2119 free(event.msg_buf, M_ICE); 2120 2121 return 0; 2122 } 2123 2124 /** 2125 * pkg_ver_empty - Check if a package version is empty 2126 * @pkg_ver: the package version to check 2127 * @pkg_name: the package name to check 2128 * 2129 * Checks if the package version structure is empty. We consider a package 2130 * version as empty if none of the versions are non-zero and the name string 2131 * is null as well. 2132 * 2133 * This is used to check if the package version was initialized by the driver, 2134 * as we do not expect an actual DDP package file to have a zero'd version and 2135 * name. 2136 * 2137 * @returns true if the package version is valid, or false otherwise. 2138 */ 2139 static bool 2140 pkg_ver_empty(struct ice_pkg_ver *pkg_ver, u8 *pkg_name) 2141 { 2142 return (pkg_name[0] == '\0' && 2143 pkg_ver->major == 0 && 2144 pkg_ver->minor == 0 && 2145 pkg_ver->update == 0 && 2146 pkg_ver->draft == 0); 2147 } 2148 2149 /** 2150 * pkg_ver_compatible - Check if the package version is compatible 2151 * @pkg_ver: the package version to check 2152 * 2153 * Compares the package version number to the driver's expected major/minor 2154 * version. Returns an integer indicating whether the version is older, newer, 2155 * or compatible with the driver. 2156 * 2157 * @returns 0 if the package version is compatible, -1 if the package version 2158 * is older, and 1 if the package version is newer than the driver version. 2159 */ 2160 static int 2161 pkg_ver_compatible(struct ice_pkg_ver *pkg_ver) 2162 { 2163 if (pkg_ver->major > ICE_PKG_SUPP_VER_MAJ) 2164 return (1); /* newer */ 2165 else if ((pkg_ver->major == ICE_PKG_SUPP_VER_MAJ) && 2166 (pkg_ver->minor > ICE_PKG_SUPP_VER_MNR)) 2167 return (1); /* newer */ 2168 else if ((pkg_ver->major == ICE_PKG_SUPP_VER_MAJ) && 2169 (pkg_ver->minor == ICE_PKG_SUPP_VER_MNR)) 2170 return (0); /* compatible */ 2171 else 2172 return (-1); /* older */ 2173 } 2174 2175 /** 2176 * ice_os_pkg_version_str - Format OS package version info into a sbuf 2177 * @hw: device hw structure 2178 * @buf: string buffer to store name/version string 2179 * 2180 * Formats the name and version of the OS DDP package as found in the ice_ddp 2181 * module into a string. 2182 * 2183 * @remark This will almost always be the same as the active package, but 2184 * could be different in some cases. Use ice_active_pkg_version_str to get the 2185 * version of the active DDP package. 2186 */ 2187 static void 2188 ice_os_pkg_version_str(struct ice_hw *hw, struct sbuf *buf) 2189 { 2190 char name_buf[ICE_PKG_NAME_SIZE]; 2191 2192 /* If the OS DDP package info is empty, use "None" */ 2193 if (pkg_ver_empty(&hw->pkg_ver, hw->pkg_name)) { 2194 sbuf_printf(buf, "None"); 2195 return; 2196 } 2197 2198 /* 2199 * This should already be null-terminated, but since this is a raw 2200 * value from an external source, strlcpy() into a new buffer to 2201 * make sure. 2202 */ 2203 bzero(name_buf, sizeof(name_buf)); 2204 strlcpy(name_buf, (char *)hw->pkg_name, ICE_PKG_NAME_SIZE); 2205 2206 sbuf_printf(buf, "%s version %u.%u.%u.%u", 2207 name_buf, 2208 hw->pkg_ver.major, 2209 hw->pkg_ver.minor, 2210 hw->pkg_ver.update, 2211 hw->pkg_ver.draft); 2212 } 2213 2214 /** 2215 * ice_active_pkg_version_str - Format active package version info into a sbuf 2216 * @hw: device hw structure 2217 * @buf: string buffer to store name/version string 2218 * 2219 * Formats the name and version of the active DDP package info into a string 2220 * buffer for use. 2221 */ 2222 static void 2223 ice_active_pkg_version_str(struct ice_hw *hw, struct sbuf *buf) 2224 { 2225 char name_buf[ICE_PKG_NAME_SIZE]; 2226 2227 /* If the active DDP package info is empty, use "None" */ 2228 if (pkg_ver_empty(&hw->active_pkg_ver, hw->active_pkg_name)) { 2229 sbuf_printf(buf, "None"); 2230 return; 2231 } 2232 2233 /* 2234 * This should already be null-terminated, but since this is a raw 2235 * value from an external source, strlcpy() into a new buffer to 2236 * make sure. 2237 */ 2238 bzero(name_buf, sizeof(name_buf)); 2239 strlcpy(name_buf, (char *)hw->active_pkg_name, ICE_PKG_NAME_SIZE); 2240 2241 sbuf_printf(buf, "%s version %u.%u.%u.%u", 2242 name_buf, 2243 hw->active_pkg_ver.major, 2244 hw->active_pkg_ver.minor, 2245 hw->active_pkg_ver.update, 2246 hw->active_pkg_ver.draft); 2247 2248 if (hw->active_track_id != 0) 2249 sbuf_printf(buf, ", track id 0x%08x", hw->active_track_id); 2250 } 2251 2252 /** 2253 * ice_nvm_version_str - Format the NVM version information into a sbuf 2254 * @hw: device hw structure 2255 * @buf: string buffer to store version string 2256 * 2257 * Formats the NVM information including firmware version, API version, NVM 2258 * version, the EETRACK id, and OEM specific version information into a string 2259 * buffer. 2260 */ 2261 static void 2262 ice_nvm_version_str(struct ice_hw *hw, struct sbuf *buf) 2263 { 2264 struct ice_nvm_info *nvm = &hw->flash.nvm; 2265 struct ice_orom_info *orom = &hw->flash.orom; 2266 struct ice_netlist_info *netlist = &hw->flash.netlist; 2267 2268 /* Note that the netlist versions are stored in packed Binary Coded 2269 * Decimal format. The use of '%x' will correctly display these as 2270 * decimal numbers. This works because every 4 bits will be displayed 2271 * as a hexadecimal digit, and the BCD format will only use the values 2272 * 0-9. 2273 */ 2274 sbuf_printf(buf, 2275 "fw %u.%u.%u api %u.%u nvm %x.%02x etid %08x netlist %x.%x.%x-%x.%x.%x.%04x oem %u.%u.%u", 2276 hw->fw_maj_ver, hw->fw_min_ver, hw->fw_patch, 2277 hw->api_maj_ver, hw->api_min_ver, 2278 nvm->major, nvm->minor, nvm->eetrack, 2279 netlist->major, netlist->minor, 2280 netlist->type >> 16, netlist->type & 0xFFFF, 2281 netlist->rev, netlist->cust_ver, netlist->hash, 2282 orom->major, orom->build, orom->patch); 2283 } 2284 2285 /** 2286 * ice_print_nvm_version - Print the NVM info to the kernel message log 2287 * @sc: the device softc structure 2288 * 2289 * Format and print an NVM version string using ice_nvm_version_str(). 2290 */ 2291 void 2292 ice_print_nvm_version(struct ice_softc *sc) 2293 { 2294 struct ice_hw *hw = &sc->hw; 2295 device_t dev = sc->dev; 2296 struct sbuf *sbuf; 2297 2298 sbuf = sbuf_new_auto(); 2299 ice_nvm_version_str(hw, sbuf); 2300 sbuf_finish(sbuf); 2301 device_printf(dev, "%s\n", sbuf_data(sbuf)); 2302 sbuf_delete(sbuf); 2303 } 2304 2305 /** 2306 * ice_update_vsi_hw_stats - Update VSI-specific ethernet statistics counters 2307 * @vsi: the VSI to be updated 2308 * 2309 * Reads hardware stats and updates the ice_vsi_hw_stats tracking structure with 2310 * the updated values. 2311 */ 2312 void 2313 ice_update_vsi_hw_stats(struct ice_vsi *vsi) 2314 { 2315 struct ice_eth_stats *prev_es, *cur_es; 2316 struct ice_hw *hw = &vsi->sc->hw; 2317 u16 vsi_num; 2318 2319 if (!ice_is_vsi_valid(hw, vsi->idx)) 2320 return; 2321 2322 vsi_num = ice_get_hw_vsi_num(hw, vsi->idx); /* HW absolute index of a VSI */ 2323 prev_es = &vsi->hw_stats.prev; 2324 cur_es = &vsi->hw_stats.cur; 2325 2326 #define ICE_VSI_STAT40(name, location) \ 2327 ice_stat_update40(hw, name ## L(vsi_num), \ 2328 vsi->hw_stats.offsets_loaded, \ 2329 &prev_es->location, &cur_es->location) 2330 2331 #define ICE_VSI_STAT32(name, location) \ 2332 ice_stat_update32(hw, name(vsi_num), \ 2333 vsi->hw_stats.offsets_loaded, \ 2334 &prev_es->location, &cur_es->location) 2335 2336 ICE_VSI_STAT40(GLV_GORC, rx_bytes); 2337 ICE_VSI_STAT40(GLV_UPRC, rx_unicast); 2338 ICE_VSI_STAT40(GLV_MPRC, rx_multicast); 2339 ICE_VSI_STAT40(GLV_BPRC, rx_broadcast); 2340 ICE_VSI_STAT32(GLV_RDPC, rx_discards); 2341 ICE_VSI_STAT40(GLV_GOTC, tx_bytes); 2342 ICE_VSI_STAT40(GLV_UPTC, tx_unicast); 2343 ICE_VSI_STAT40(GLV_MPTC, tx_multicast); 2344 ICE_VSI_STAT40(GLV_BPTC, tx_broadcast); 2345 ICE_VSI_STAT32(GLV_TEPC, tx_errors); 2346 2347 ice_stat_update_repc(hw, vsi->idx, vsi->hw_stats.offsets_loaded, 2348 cur_es); 2349 2350 #undef ICE_VSI_STAT40 2351 #undef ICE_VSI_STAT32 2352 2353 vsi->hw_stats.offsets_loaded = true; 2354 } 2355 2356 /** 2357 * ice_reset_vsi_stats - Reset VSI statistics counters 2358 * @vsi: VSI structure 2359 * 2360 * Resets the software tracking counters for the VSI statistics, and indicate 2361 * that the offsets haven't been loaded. This is intended to be called 2362 * post-reset so that VSI statistics count from zero again. 2363 */ 2364 void 2365 ice_reset_vsi_stats(struct ice_vsi *vsi) 2366 { 2367 /* Reset HW stats */ 2368 memset(&vsi->hw_stats.prev, 0, sizeof(vsi->hw_stats.prev)); 2369 memset(&vsi->hw_stats.cur, 0, sizeof(vsi->hw_stats.cur)); 2370 vsi->hw_stats.offsets_loaded = false; 2371 } 2372 2373 /** 2374 * ice_update_pf_stats - Update port stats counters 2375 * @sc: device private softc structure 2376 * 2377 * Reads hardware statistics registers and updates the software tracking 2378 * structure with new values. 2379 */ 2380 void 2381 ice_update_pf_stats(struct ice_softc *sc) 2382 { 2383 struct ice_hw_port_stats *prev_ps, *cur_ps; 2384 struct ice_hw *hw = &sc->hw; 2385 u8 lport; 2386 2387 MPASS(hw->port_info); 2388 2389 prev_ps = &sc->stats.prev; 2390 cur_ps = &sc->stats.cur; 2391 lport = hw->port_info->lport; 2392 2393 #define ICE_PF_STAT_PFC(name, location, index) \ 2394 ice_stat_update40(hw, name(lport, index), \ 2395 sc->stats.offsets_loaded, \ 2396 &prev_ps->location[index], &cur_ps->location[index]) 2397 2398 #define ICE_PF_STAT40(name, location) \ 2399 ice_stat_update40(hw, name ## L(lport), \ 2400 sc->stats.offsets_loaded, \ 2401 &prev_ps->location, &cur_ps->location) 2402 2403 #define ICE_PF_STAT32(name, location) \ 2404 ice_stat_update32(hw, name(lport), \ 2405 sc->stats.offsets_loaded, \ 2406 &prev_ps->location, &cur_ps->location) 2407 2408 ICE_PF_STAT40(GLPRT_GORC, eth.rx_bytes); 2409 ICE_PF_STAT40(GLPRT_UPRC, eth.rx_unicast); 2410 ICE_PF_STAT40(GLPRT_MPRC, eth.rx_multicast); 2411 ICE_PF_STAT40(GLPRT_BPRC, eth.rx_broadcast); 2412 ICE_PF_STAT40(GLPRT_GOTC, eth.tx_bytes); 2413 ICE_PF_STAT40(GLPRT_UPTC, eth.tx_unicast); 2414 ICE_PF_STAT40(GLPRT_MPTC, eth.tx_multicast); 2415 ICE_PF_STAT40(GLPRT_BPTC, eth.tx_broadcast); 2416 /* This stat register doesn't have an lport */ 2417 ice_stat_update32(hw, PRTRPB_RDPC, 2418 sc->stats.offsets_loaded, 2419 &prev_ps->eth.rx_discards, &cur_ps->eth.rx_discards); 2420 2421 ICE_PF_STAT32(GLPRT_TDOLD, tx_dropped_link_down); 2422 ICE_PF_STAT40(GLPRT_PRC64, rx_size_64); 2423 ICE_PF_STAT40(GLPRT_PRC127, rx_size_127); 2424 ICE_PF_STAT40(GLPRT_PRC255, rx_size_255); 2425 ICE_PF_STAT40(GLPRT_PRC511, rx_size_511); 2426 ICE_PF_STAT40(GLPRT_PRC1023, rx_size_1023); 2427 ICE_PF_STAT40(GLPRT_PRC1522, rx_size_1522); 2428 ICE_PF_STAT40(GLPRT_PRC9522, rx_size_big); 2429 ICE_PF_STAT40(GLPRT_PTC64, tx_size_64); 2430 ICE_PF_STAT40(GLPRT_PTC127, tx_size_127); 2431 ICE_PF_STAT40(GLPRT_PTC255, tx_size_255); 2432 ICE_PF_STAT40(GLPRT_PTC511, tx_size_511); 2433 ICE_PF_STAT40(GLPRT_PTC1023, tx_size_1023); 2434 ICE_PF_STAT40(GLPRT_PTC1522, tx_size_1522); 2435 ICE_PF_STAT40(GLPRT_PTC9522, tx_size_big); 2436 2437 /* Update Priority Flow Control Stats */ 2438 for (int i = 0; i <= GLPRT_PXOFFRXC_MAX_INDEX; i++) { 2439 ICE_PF_STAT_PFC(GLPRT_PXONRXC, priority_xon_rx, i); 2440 ICE_PF_STAT_PFC(GLPRT_PXOFFRXC, priority_xoff_rx, i); 2441 ICE_PF_STAT_PFC(GLPRT_PXONTXC, priority_xon_tx, i); 2442 ICE_PF_STAT_PFC(GLPRT_PXOFFTXC, priority_xoff_tx, i); 2443 ICE_PF_STAT_PFC(GLPRT_RXON2OFFCNT, priority_xon_2_xoff, i); 2444 } 2445 2446 ICE_PF_STAT32(GLPRT_LXONRXC, link_xon_rx); 2447 ICE_PF_STAT32(GLPRT_LXOFFRXC, link_xoff_rx); 2448 ICE_PF_STAT32(GLPRT_LXONTXC, link_xon_tx); 2449 ICE_PF_STAT32(GLPRT_LXOFFTXC, link_xoff_tx); 2450 ICE_PF_STAT32(GLPRT_CRCERRS, crc_errors); 2451 ICE_PF_STAT32(GLPRT_ILLERRC, illegal_bytes); 2452 ICE_PF_STAT32(GLPRT_MLFC, mac_local_faults); 2453 ICE_PF_STAT32(GLPRT_MRFC, mac_remote_faults); 2454 ICE_PF_STAT32(GLPRT_RLEC, rx_len_errors); 2455 ICE_PF_STAT32(GLPRT_RUC, rx_undersize); 2456 ICE_PF_STAT32(GLPRT_RFC, rx_fragments); 2457 ICE_PF_STAT32(GLPRT_ROC, rx_oversize); 2458 ICE_PF_STAT32(GLPRT_RJC, rx_jabber); 2459 2460 #undef ICE_PF_STAT40 2461 #undef ICE_PF_STAT32 2462 #undef ICE_PF_STAT_PFC 2463 2464 sc->stats.offsets_loaded = true; 2465 } 2466 2467 /** 2468 * ice_reset_pf_stats - Reset port stats counters 2469 * @sc: Device private softc structure 2470 * 2471 * Reset software tracking values for statistics to zero, and indicate that 2472 * offsets haven't been loaded. Intended to be called after a device reset so 2473 * that statistics count from zero again. 2474 */ 2475 void 2476 ice_reset_pf_stats(struct ice_softc *sc) 2477 { 2478 memset(&sc->stats.prev, 0, sizeof(sc->stats.prev)); 2479 memset(&sc->stats.cur, 0, sizeof(sc->stats.cur)); 2480 sc->stats.offsets_loaded = false; 2481 } 2482 2483 /** 2484 * ice_sysctl_show_fw - sysctl callback to show firmware information 2485 * @oidp: sysctl oid structure 2486 * @arg1: pointer to private data structure 2487 * @arg2: unused 2488 * @req: sysctl request pointer 2489 * 2490 * Callback for the fw_version sysctl, to display the current firmware 2491 * information found at hardware init time. 2492 */ 2493 static int 2494 ice_sysctl_show_fw(SYSCTL_HANDLER_ARGS) 2495 { 2496 struct ice_softc *sc = (struct ice_softc *)arg1; 2497 struct ice_hw *hw = &sc->hw; 2498 struct sbuf *sbuf; 2499 2500 UNREFERENCED_PARAMETER(oidp); 2501 UNREFERENCED_PARAMETER(arg2); 2502 2503 if (ice_driver_is_detaching(sc)) 2504 return (ESHUTDOWN); 2505 2506 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 2507 ice_nvm_version_str(hw, sbuf); 2508 sbuf_finish(sbuf); 2509 sbuf_delete(sbuf); 2510 2511 return (0); 2512 } 2513 2514 /** 2515 * ice_sysctl_pba_number - sysctl callback to show PBA number 2516 * @oidp: sysctl oid structure 2517 * @arg1: pointer to private data structure 2518 * @arg2: unused 2519 * @req: sysctl request pointer 2520 * 2521 * Callback for the pba_number sysctl, used to read the Product Board Assembly 2522 * number for this device. 2523 */ 2524 static int 2525 ice_sysctl_pba_number(SYSCTL_HANDLER_ARGS) 2526 { 2527 struct ice_softc *sc = (struct ice_softc *)arg1; 2528 struct ice_hw *hw = &sc->hw; 2529 device_t dev = sc->dev; 2530 u8 pba_string[32] = ""; 2531 enum ice_status status; 2532 2533 UNREFERENCED_PARAMETER(arg2); 2534 2535 if (ice_driver_is_detaching(sc)) 2536 return (ESHUTDOWN); 2537 2538 status = ice_read_pba_string(hw, pba_string, sizeof(pba_string)); 2539 if (status) { 2540 device_printf(dev, 2541 "%s: failed to read PBA string from NVM; status %s, aq_err %s\n", 2542 __func__, ice_status_str(status), 2543 ice_aq_str(hw->adminq.sq_last_status)); 2544 return (EIO); 2545 } 2546 2547 return sysctl_handle_string(oidp, pba_string, sizeof(pba_string), req); 2548 } 2549 2550 /** 2551 * ice_sysctl_pkg_version - sysctl to show the active package version info 2552 * @oidp: sysctl oid structure 2553 * @arg1: pointer to private data structure 2554 * @arg2: unused 2555 * @req: sysctl request pointer 2556 * 2557 * Callback for the pkg_version sysctl, to display the active DDP package name 2558 * and version information. 2559 */ 2560 static int 2561 ice_sysctl_pkg_version(SYSCTL_HANDLER_ARGS) 2562 { 2563 struct ice_softc *sc = (struct ice_softc *)arg1; 2564 struct ice_hw *hw = &sc->hw; 2565 struct sbuf *sbuf; 2566 2567 UNREFERENCED_PARAMETER(oidp); 2568 UNREFERENCED_PARAMETER(arg2); 2569 2570 if (ice_driver_is_detaching(sc)) 2571 return (ESHUTDOWN); 2572 2573 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 2574 ice_active_pkg_version_str(hw, sbuf); 2575 sbuf_finish(sbuf); 2576 sbuf_delete(sbuf); 2577 2578 return (0); 2579 } 2580 2581 /** 2582 * ice_sysctl_os_pkg_version - sysctl to show the OS package version info 2583 * @oidp: sysctl oid structure 2584 * @arg1: pointer to private data structure 2585 * @arg2: unused 2586 * @req: sysctl request pointer 2587 * 2588 * Callback for the pkg_version sysctl, to display the OS DDP package name and 2589 * version info found in the ice_ddp module. 2590 */ 2591 static int 2592 ice_sysctl_os_pkg_version(SYSCTL_HANDLER_ARGS) 2593 { 2594 struct ice_softc *sc = (struct ice_softc *)arg1; 2595 struct ice_hw *hw = &sc->hw; 2596 struct sbuf *sbuf; 2597 2598 UNREFERENCED_PARAMETER(oidp); 2599 UNREFERENCED_PARAMETER(arg2); 2600 2601 if (ice_driver_is_detaching(sc)) 2602 return (ESHUTDOWN); 2603 2604 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 2605 ice_os_pkg_version_str(hw, sbuf); 2606 sbuf_finish(sbuf); 2607 sbuf_delete(sbuf); 2608 2609 return (0); 2610 } 2611 2612 /** 2613 * ice_sysctl_current_speed - sysctl callback to show current link speed 2614 * @oidp: sysctl oid structure 2615 * @arg1: pointer to private data structure 2616 * @arg2: unused 2617 * @req: sysctl request pointer 2618 * 2619 * Callback for the current_speed sysctl, to display the string representing 2620 * the current link speed. 2621 */ 2622 static int 2623 ice_sysctl_current_speed(SYSCTL_HANDLER_ARGS) 2624 { 2625 struct ice_softc *sc = (struct ice_softc *)arg1; 2626 struct ice_hw *hw = &sc->hw; 2627 struct sbuf *sbuf; 2628 2629 UNREFERENCED_PARAMETER(oidp); 2630 UNREFERENCED_PARAMETER(arg2); 2631 2632 if (ice_driver_is_detaching(sc)) 2633 return (ESHUTDOWN); 2634 2635 sbuf = sbuf_new_for_sysctl(NULL, NULL, 10, req); 2636 sbuf_printf(sbuf, "%s", ice_aq_speed_to_str(hw->port_info)); 2637 sbuf_finish(sbuf); 2638 sbuf_delete(sbuf); 2639 2640 return (0); 2641 } 2642 2643 /** 2644 * @var phy_link_speeds 2645 * @brief PHY link speed conversion array 2646 * 2647 * Array of link speeds to convert ICE_PHY_TYPE_LOW and ICE_PHY_TYPE_HIGH into 2648 * link speeds used by the link speed sysctls. 2649 * 2650 * @remark these are based on the indices used in the BIT() macros for the 2651 * ICE_PHY_TYPE_LOW_* and ICE_PHY_TYPE_HIGH_* definitions. 2652 */ 2653 static const uint16_t phy_link_speeds[] = { 2654 ICE_AQ_LINK_SPEED_100MB, 2655 ICE_AQ_LINK_SPEED_100MB, 2656 ICE_AQ_LINK_SPEED_1000MB, 2657 ICE_AQ_LINK_SPEED_1000MB, 2658 ICE_AQ_LINK_SPEED_1000MB, 2659 ICE_AQ_LINK_SPEED_1000MB, 2660 ICE_AQ_LINK_SPEED_1000MB, 2661 ICE_AQ_LINK_SPEED_2500MB, 2662 ICE_AQ_LINK_SPEED_2500MB, 2663 ICE_AQ_LINK_SPEED_2500MB, 2664 ICE_AQ_LINK_SPEED_5GB, 2665 ICE_AQ_LINK_SPEED_5GB, 2666 ICE_AQ_LINK_SPEED_10GB, 2667 ICE_AQ_LINK_SPEED_10GB, 2668 ICE_AQ_LINK_SPEED_10GB, 2669 ICE_AQ_LINK_SPEED_10GB, 2670 ICE_AQ_LINK_SPEED_10GB, 2671 ICE_AQ_LINK_SPEED_10GB, 2672 ICE_AQ_LINK_SPEED_10GB, 2673 ICE_AQ_LINK_SPEED_25GB, 2674 ICE_AQ_LINK_SPEED_25GB, 2675 ICE_AQ_LINK_SPEED_25GB, 2676 ICE_AQ_LINK_SPEED_25GB, 2677 ICE_AQ_LINK_SPEED_25GB, 2678 ICE_AQ_LINK_SPEED_25GB, 2679 ICE_AQ_LINK_SPEED_25GB, 2680 ICE_AQ_LINK_SPEED_25GB, 2681 ICE_AQ_LINK_SPEED_25GB, 2682 ICE_AQ_LINK_SPEED_25GB, 2683 ICE_AQ_LINK_SPEED_25GB, 2684 ICE_AQ_LINK_SPEED_40GB, 2685 ICE_AQ_LINK_SPEED_40GB, 2686 ICE_AQ_LINK_SPEED_40GB, 2687 ICE_AQ_LINK_SPEED_40GB, 2688 ICE_AQ_LINK_SPEED_40GB, 2689 ICE_AQ_LINK_SPEED_40GB, 2690 ICE_AQ_LINK_SPEED_50GB, 2691 ICE_AQ_LINK_SPEED_50GB, 2692 ICE_AQ_LINK_SPEED_50GB, 2693 ICE_AQ_LINK_SPEED_50GB, 2694 ICE_AQ_LINK_SPEED_50GB, 2695 ICE_AQ_LINK_SPEED_50GB, 2696 ICE_AQ_LINK_SPEED_50GB, 2697 ICE_AQ_LINK_SPEED_50GB, 2698 ICE_AQ_LINK_SPEED_50GB, 2699 ICE_AQ_LINK_SPEED_50GB, 2700 ICE_AQ_LINK_SPEED_50GB, 2701 ICE_AQ_LINK_SPEED_50GB, 2702 ICE_AQ_LINK_SPEED_50GB, 2703 ICE_AQ_LINK_SPEED_50GB, 2704 ICE_AQ_LINK_SPEED_50GB, 2705 ICE_AQ_LINK_SPEED_100GB, 2706 ICE_AQ_LINK_SPEED_100GB, 2707 ICE_AQ_LINK_SPEED_100GB, 2708 ICE_AQ_LINK_SPEED_100GB, 2709 ICE_AQ_LINK_SPEED_100GB, 2710 ICE_AQ_LINK_SPEED_100GB, 2711 ICE_AQ_LINK_SPEED_100GB, 2712 ICE_AQ_LINK_SPEED_100GB, 2713 ICE_AQ_LINK_SPEED_100GB, 2714 ICE_AQ_LINK_SPEED_100GB, 2715 ICE_AQ_LINK_SPEED_100GB, 2716 ICE_AQ_LINK_SPEED_100GB, 2717 ICE_AQ_LINK_SPEED_100GB, 2718 /* These rates are for ICE_PHY_TYPE_HIGH_* */ 2719 ICE_AQ_LINK_SPEED_100GB, 2720 ICE_AQ_LINK_SPEED_100GB, 2721 ICE_AQ_LINK_SPEED_100GB, 2722 ICE_AQ_LINK_SPEED_100GB, 2723 ICE_AQ_LINK_SPEED_100GB 2724 }; 2725 2726 #define ICE_SYSCTL_HELP_ADVERTISE_SPEED \ 2727 "\nControl advertised link speed." \ 2728 "\nFlags:" \ 2729 "\n\t 0x0 - Auto" \ 2730 "\n\t 0x1 - 10 Mb" \ 2731 "\n\t 0x2 - 100 Mb" \ 2732 "\n\t 0x4 - 1G" \ 2733 "\n\t 0x8 - 2.5G" \ 2734 "\n\t 0x10 - 5G" \ 2735 "\n\t 0x20 - 10G" \ 2736 "\n\t 0x40 - 20G" \ 2737 "\n\t 0x80 - 25G" \ 2738 "\n\t 0x100 - 40G" \ 2739 "\n\t 0x200 - 50G" \ 2740 "\n\t 0x400 - 100G" \ 2741 "\n\t0x8000 - Unknown" \ 2742 "\n\t" \ 2743 "\nUse \"sysctl -x\" to view flags properly." 2744 2745 #define ICE_PHYS_100MB \ 2746 (ICE_PHY_TYPE_LOW_100BASE_TX | \ 2747 ICE_PHY_TYPE_LOW_100M_SGMII) 2748 #define ICE_PHYS_1000MB \ 2749 (ICE_PHY_TYPE_LOW_1000BASE_T | \ 2750 ICE_PHY_TYPE_LOW_1000BASE_SX | \ 2751 ICE_PHY_TYPE_LOW_1000BASE_LX | \ 2752 ICE_PHY_TYPE_LOW_1000BASE_KX | \ 2753 ICE_PHY_TYPE_LOW_1G_SGMII) 2754 #define ICE_PHYS_2500MB \ 2755 (ICE_PHY_TYPE_LOW_2500BASE_T | \ 2756 ICE_PHY_TYPE_LOW_2500BASE_X | \ 2757 ICE_PHY_TYPE_LOW_2500BASE_KX) 2758 #define ICE_PHYS_5GB \ 2759 (ICE_PHY_TYPE_LOW_5GBASE_T | \ 2760 ICE_PHY_TYPE_LOW_5GBASE_KR) 2761 #define ICE_PHYS_10GB \ 2762 (ICE_PHY_TYPE_LOW_10GBASE_T | \ 2763 ICE_PHY_TYPE_LOW_10G_SFI_DA | \ 2764 ICE_PHY_TYPE_LOW_10GBASE_SR | \ 2765 ICE_PHY_TYPE_LOW_10GBASE_LR | \ 2766 ICE_PHY_TYPE_LOW_10GBASE_KR_CR1 | \ 2767 ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC | \ 2768 ICE_PHY_TYPE_LOW_10G_SFI_C2C) 2769 #define ICE_PHYS_25GB \ 2770 (ICE_PHY_TYPE_LOW_25GBASE_T | \ 2771 ICE_PHY_TYPE_LOW_25GBASE_CR | \ 2772 ICE_PHY_TYPE_LOW_25GBASE_CR_S | \ 2773 ICE_PHY_TYPE_LOW_25GBASE_CR1 | \ 2774 ICE_PHY_TYPE_LOW_25GBASE_SR | \ 2775 ICE_PHY_TYPE_LOW_25GBASE_LR | \ 2776 ICE_PHY_TYPE_LOW_25GBASE_KR | \ 2777 ICE_PHY_TYPE_LOW_25GBASE_KR_S | \ 2778 ICE_PHY_TYPE_LOW_25GBASE_KR1 | \ 2779 ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC | \ 2780 ICE_PHY_TYPE_LOW_25G_AUI_C2C) 2781 #define ICE_PHYS_40GB \ 2782 (ICE_PHY_TYPE_LOW_40GBASE_CR4 | \ 2783 ICE_PHY_TYPE_LOW_40GBASE_SR4 | \ 2784 ICE_PHY_TYPE_LOW_40GBASE_LR4 | \ 2785 ICE_PHY_TYPE_LOW_40GBASE_KR4 | \ 2786 ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC | \ 2787 ICE_PHY_TYPE_LOW_40G_XLAUI) 2788 #define ICE_PHYS_50GB \ 2789 (ICE_PHY_TYPE_LOW_50GBASE_CR2 | \ 2790 ICE_PHY_TYPE_LOW_50GBASE_SR2 | \ 2791 ICE_PHY_TYPE_LOW_50GBASE_LR2 | \ 2792 ICE_PHY_TYPE_LOW_50GBASE_KR2 | \ 2793 ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC | \ 2794 ICE_PHY_TYPE_LOW_50G_LAUI2 | \ 2795 ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC | \ 2796 ICE_PHY_TYPE_LOW_50G_AUI2 | \ 2797 ICE_PHY_TYPE_LOW_50GBASE_CP | \ 2798 ICE_PHY_TYPE_LOW_50GBASE_SR | \ 2799 ICE_PHY_TYPE_LOW_50GBASE_FR | \ 2800 ICE_PHY_TYPE_LOW_50GBASE_LR | \ 2801 ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4 | \ 2802 ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC | \ 2803 ICE_PHY_TYPE_LOW_50G_AUI1) 2804 #define ICE_PHYS_100GB_LOW \ 2805 (ICE_PHY_TYPE_LOW_100GBASE_CR4 | \ 2806 ICE_PHY_TYPE_LOW_100GBASE_SR4 | \ 2807 ICE_PHY_TYPE_LOW_100GBASE_LR4 | \ 2808 ICE_PHY_TYPE_LOW_100GBASE_KR4 | \ 2809 ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC | \ 2810 ICE_PHY_TYPE_LOW_100G_CAUI4 | \ 2811 ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC | \ 2812 ICE_PHY_TYPE_LOW_100G_AUI4 | \ 2813 ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4 | \ 2814 ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4 | \ 2815 ICE_PHY_TYPE_LOW_100GBASE_CP2 | \ 2816 ICE_PHY_TYPE_LOW_100GBASE_SR2 | \ 2817 ICE_PHY_TYPE_LOW_100GBASE_DR) 2818 #define ICE_PHYS_100GB_HIGH \ 2819 (ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4 | \ 2820 ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC | \ 2821 ICE_PHY_TYPE_HIGH_100G_CAUI2 | \ 2822 ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC | \ 2823 ICE_PHY_TYPE_HIGH_100G_AUI2) 2824 2825 /** 2826 * ice_aq_phy_types_to_link_speeds - Convert the PHY Types to speeds 2827 * @phy_type_low: lower 64-bit PHY Type bitmask 2828 * @phy_type_high: upper 64-bit PHY Type bitmask 2829 * 2830 * Convert the PHY Type fields from Get PHY Abilities and Set PHY Config into 2831 * link speed flags. If phy_type_high has an unknown PHY type, then the return 2832 * value will include the "ICE_AQ_LINK_SPEED_UNKNOWN" flag as well. 2833 */ 2834 static u16 2835 ice_aq_phy_types_to_link_speeds(u64 phy_type_low, u64 phy_type_high) 2836 { 2837 u16 sysctl_speeds = 0; 2838 int bit; 2839 2840 /* coverity[address_of] */ 2841 for_each_set_bit(bit, &phy_type_low, 64) 2842 sysctl_speeds |= phy_link_speeds[bit]; 2843 2844 /* coverity[address_of] */ 2845 for_each_set_bit(bit, &phy_type_high, 64) { 2846 if ((bit + 64) < (int)ARRAY_SIZE(phy_link_speeds)) 2847 sysctl_speeds |= phy_link_speeds[bit + 64]; 2848 else 2849 sysctl_speeds |= ICE_AQ_LINK_SPEED_UNKNOWN; 2850 } 2851 2852 return (sysctl_speeds); 2853 } 2854 2855 /** 2856 * ice_sysctl_speeds_to_aq_phy_types - Convert sysctl speed flags to AQ PHY flags 2857 * @sysctl_speeds: 16-bit sysctl speeds or AQ_LINK_SPEED flags 2858 * @phy_type_low: output parameter for lower AQ PHY flags 2859 * @phy_type_high: output parameter for higher AQ PHY flags 2860 * 2861 * Converts the given link speed flags into AQ PHY type flag sets appropriate 2862 * for use in a Set PHY Config command. 2863 */ 2864 static void 2865 ice_sysctl_speeds_to_aq_phy_types(u16 sysctl_speeds, u64 *phy_type_low, 2866 u64 *phy_type_high) 2867 { 2868 *phy_type_low = 0, *phy_type_high = 0; 2869 2870 if (sysctl_speeds & ICE_AQ_LINK_SPEED_100MB) 2871 *phy_type_low |= ICE_PHYS_100MB; 2872 if (sysctl_speeds & ICE_AQ_LINK_SPEED_1000MB) 2873 *phy_type_low |= ICE_PHYS_1000MB; 2874 if (sysctl_speeds & ICE_AQ_LINK_SPEED_2500MB) 2875 *phy_type_low |= ICE_PHYS_2500MB; 2876 if (sysctl_speeds & ICE_AQ_LINK_SPEED_5GB) 2877 *phy_type_low |= ICE_PHYS_5GB; 2878 if (sysctl_speeds & ICE_AQ_LINK_SPEED_10GB) 2879 *phy_type_low |= ICE_PHYS_10GB; 2880 if (sysctl_speeds & ICE_AQ_LINK_SPEED_25GB) 2881 *phy_type_low |= ICE_PHYS_25GB; 2882 if (sysctl_speeds & ICE_AQ_LINK_SPEED_40GB) 2883 *phy_type_low |= ICE_PHYS_40GB; 2884 if (sysctl_speeds & ICE_AQ_LINK_SPEED_50GB) 2885 *phy_type_low |= ICE_PHYS_50GB; 2886 if (sysctl_speeds & ICE_AQ_LINK_SPEED_100GB) { 2887 *phy_type_low |= ICE_PHYS_100GB_LOW; 2888 *phy_type_high |= ICE_PHYS_100GB_HIGH; 2889 } 2890 } 2891 2892 /** 2893 * @struct ice_phy_data 2894 * @brief PHY caps and link speeds 2895 * 2896 * Buffer providing report mode and user speeds; 2897 * returning intersection of PHY types and speeds. 2898 */ 2899 struct ice_phy_data { 2900 u64 phy_low_orig; /* PHY low quad from report */ 2901 u64 phy_high_orig; /* PHY high quad from report */ 2902 u64 phy_low_intr; /* PHY low quad intersection with user speeds */ 2903 u64 phy_high_intr; /* PHY high quad intersection with user speeds */ 2904 u16 user_speeds_orig; /* Input from caller - See ICE_AQ_LINK_SPEED_* */ 2905 u16 user_speeds_intr; /* Intersect with report speeds */ 2906 u8 report_mode; /* See ICE_AQC_REPORT_* */ 2907 }; 2908 2909 /** 2910 * ice_intersect_phy_types_and_speeds - Return intersection of link speeds 2911 * @sc: device private structure 2912 * @phy_data: device PHY data 2913 * 2914 * On read: Displays the currently supported speeds 2915 * On write: Sets the device's supported speeds 2916 * Valid input flags: see ICE_SYSCTL_HELP_ADVERTISE_SPEED 2917 */ 2918 static int 2919 ice_intersect_phy_types_and_speeds(struct ice_softc *sc, 2920 struct ice_phy_data *phy_data) 2921 { 2922 struct ice_aqc_get_phy_caps_data pcaps = { 0 }; 2923 const char *report_types[5] = { "w/o MEDIA", 2924 "w/MEDIA", 2925 "ACTIVE", 2926 "EDOOFUS", /* Not used */ 2927 "DFLT" }; 2928 struct ice_hw *hw = &sc->hw; 2929 struct ice_port_info *pi = hw->port_info; 2930 enum ice_status status; 2931 u16 report_speeds, temp_speeds; 2932 u8 report_type; 2933 bool apply_speed_filter = false; 2934 2935 switch (phy_data->report_mode) { 2936 case ICE_AQC_REPORT_TOPO_CAP_NO_MEDIA: 2937 case ICE_AQC_REPORT_TOPO_CAP_MEDIA: 2938 case ICE_AQC_REPORT_ACTIVE_CFG: 2939 case ICE_AQC_REPORT_DFLT_CFG: 2940 report_type = phy_data->report_mode >> 1; 2941 break; 2942 default: 2943 device_printf(sc->dev, 2944 "%s: phy_data.report_mode \"%u\" doesn't exist\n", 2945 __func__, phy_data->report_mode); 2946 return (EINVAL); 2947 } 2948 2949 /* 0 is treated as "Auto"; the driver will handle selecting the 2950 * correct speeds. Including, in some cases, applying an override 2951 * if provided. 2952 */ 2953 if (phy_data->user_speeds_orig == 0) 2954 phy_data->user_speeds_orig = USHRT_MAX; 2955 else if (ice_is_bit_set(sc->feat_en, ICE_FEATURE_LENIENT_LINK_MODE)) 2956 apply_speed_filter = true; 2957 2958 status = ice_aq_get_phy_caps(pi, false, phy_data->report_mode, &pcaps, NULL); 2959 if (status != ICE_SUCCESS) { 2960 device_printf(sc->dev, 2961 "%s: ice_aq_get_phy_caps (%s) failed; status %s, aq_err %s\n", 2962 __func__, report_types[report_type], 2963 ice_status_str(status), 2964 ice_aq_str(sc->hw.adminq.sq_last_status)); 2965 return (EIO); 2966 } 2967 2968 phy_data->phy_low_orig = le64toh(pcaps.phy_type_low); 2969 phy_data->phy_high_orig = le64toh(pcaps.phy_type_high); 2970 report_speeds = ice_aq_phy_types_to_link_speeds(phy_data->phy_low_orig, 2971 phy_data->phy_high_orig); 2972 if (apply_speed_filter) { 2973 temp_speeds = ice_apply_supported_speed_filter(report_speeds, 2974 pcaps.module_type[0]); 2975 if ((phy_data->user_speeds_orig & temp_speeds) == 0) { 2976 device_printf(sc->dev, 2977 "User-specified speeds (\"0x%04X\") not supported\n", 2978 phy_data->user_speeds_orig); 2979 return (EINVAL); 2980 } 2981 report_speeds = temp_speeds; 2982 } 2983 ice_sysctl_speeds_to_aq_phy_types(phy_data->user_speeds_orig, 2984 &phy_data->phy_low_intr, &phy_data->phy_high_intr); 2985 phy_data->user_speeds_intr = phy_data->user_speeds_orig & report_speeds; 2986 phy_data->phy_low_intr &= phy_data->phy_low_orig; 2987 phy_data->phy_high_intr &= phy_data->phy_high_orig; 2988 2989 return (0); 2990 } 2991 2992 /** 2993 * ice_sysctl_advertise_speed - Display/change link speeds supported by port 2994 * @oidp: sysctl oid structure 2995 * @arg1: pointer to private data structure 2996 * @arg2: unused 2997 * @req: sysctl request pointer 2998 * 2999 * On read: Displays the currently supported speeds 3000 * On write: Sets the device's supported speeds 3001 * Valid input flags: see ICE_SYSCTL_HELP_ADVERTISE_SPEED 3002 */ 3003 static int 3004 ice_sysctl_advertise_speed(SYSCTL_HANDLER_ARGS) 3005 { 3006 struct ice_softc *sc = (struct ice_softc *)arg1; 3007 struct ice_port_info *pi = sc->hw.port_info; 3008 struct ice_phy_data phy_data = { 0 }; 3009 device_t dev = sc->dev; 3010 u16 sysctl_speeds; 3011 int ret; 3012 3013 UNREFERENCED_PARAMETER(arg2); 3014 3015 if (ice_driver_is_detaching(sc)) 3016 return (ESHUTDOWN); 3017 3018 /* Get the current speeds from the adapter's "active" configuration. */ 3019 phy_data.report_mode = ICE_AQC_REPORT_ACTIVE_CFG; 3020 ret = ice_intersect_phy_types_and_speeds(sc, &phy_data); 3021 if (ret) { 3022 /* Error message already printed within function */ 3023 return (ret); 3024 } 3025 3026 sysctl_speeds = phy_data.user_speeds_intr; 3027 3028 ret = sysctl_handle_16(oidp, &sysctl_speeds, 0, req); 3029 if ((ret) || (req->newptr == NULL)) 3030 return (ret); 3031 3032 if (sysctl_speeds > 0x7FF) { 3033 device_printf(dev, 3034 "%s: \"%u\" is outside of the range of acceptable values.\n", 3035 __func__, sysctl_speeds); 3036 return (EINVAL); 3037 } 3038 3039 pi->phy.curr_user_speed_req = sysctl_speeds; 3040 3041 /* Apply settings requested by user */ 3042 return ice_apply_saved_phy_cfg(sc, ICE_APPLY_LS); 3043 } 3044 3045 #define ICE_SYSCTL_HELP_FEC_CONFIG \ 3046 "\nDisplay or set the port's requested FEC mode." \ 3047 "\n\tauto - " ICE_FEC_STRING_AUTO \ 3048 "\n\tfc - " ICE_FEC_STRING_BASER \ 3049 "\n\trs - " ICE_FEC_STRING_RS \ 3050 "\n\tnone - " ICE_FEC_STRING_NONE \ 3051 "\nEither of the left or right strings above can be used to set the requested mode." 3052 3053 /** 3054 * ice_sysctl_fec_config - Display/change the configured FEC mode 3055 * @oidp: sysctl oid structure 3056 * @arg1: pointer to private data structure 3057 * @arg2: unused 3058 * @req: sysctl request pointer 3059 * 3060 * On read: Displays the configured FEC mode 3061 * On write: Sets the device's FEC mode to the input string, if it's valid. 3062 * Valid input strings: see ICE_SYSCTL_HELP_FEC_CONFIG 3063 */ 3064 static int 3065 ice_sysctl_fec_config(SYSCTL_HANDLER_ARGS) 3066 { 3067 struct ice_softc *sc = (struct ice_softc *)arg1; 3068 struct ice_port_info *pi = sc->hw.port_info; 3069 enum ice_fec_mode new_mode; 3070 device_t dev = sc->dev; 3071 char req_fec[32]; 3072 int ret; 3073 3074 UNREFERENCED_PARAMETER(arg2); 3075 3076 if (ice_driver_is_detaching(sc)) 3077 return (ESHUTDOWN); 3078 3079 bzero(req_fec, sizeof(req_fec)); 3080 strlcpy(req_fec, ice_requested_fec_mode(pi), sizeof(req_fec)); 3081 3082 ret = sysctl_handle_string(oidp, req_fec, sizeof(req_fec), req); 3083 if ((ret) || (req->newptr == NULL)) 3084 return (ret); 3085 3086 if (strcmp(req_fec, "auto") == 0 || 3087 strcmp(req_fec, ice_fec_str(ICE_FEC_AUTO)) == 0) { 3088 new_mode = ICE_FEC_AUTO; 3089 } else if (strcmp(req_fec, "fc") == 0 || 3090 strcmp(req_fec, ice_fec_str(ICE_FEC_BASER)) == 0) { 3091 new_mode = ICE_FEC_BASER; 3092 } else if (strcmp(req_fec, "rs") == 0 || 3093 strcmp(req_fec, ice_fec_str(ICE_FEC_RS)) == 0) { 3094 new_mode = ICE_FEC_RS; 3095 } else if (strcmp(req_fec, "none") == 0 || 3096 strcmp(req_fec, ice_fec_str(ICE_FEC_NONE)) == 0) { 3097 new_mode = ICE_FEC_NONE; 3098 } else { 3099 device_printf(dev, 3100 "%s: \"%s\" is not a valid FEC mode\n", 3101 __func__, req_fec); 3102 return (EINVAL); 3103 } 3104 3105 /* Cache user FEC mode for later link ups */ 3106 pi->phy.curr_user_fec_req = new_mode; 3107 3108 /* Apply settings requested by user */ 3109 return ice_apply_saved_phy_cfg(sc, ICE_APPLY_FEC); 3110 } 3111 3112 /** 3113 * ice_sysctl_negotiated_fec - Display the negotiated FEC mode on the link 3114 * @oidp: sysctl oid structure 3115 * @arg1: pointer to private data structure 3116 * @arg2: unused 3117 * @req: sysctl request pointer 3118 * 3119 * On read: Displays the negotiated FEC mode, in a string 3120 */ 3121 static int 3122 ice_sysctl_negotiated_fec(SYSCTL_HANDLER_ARGS) 3123 { 3124 struct ice_softc *sc = (struct ice_softc *)arg1; 3125 struct ice_hw *hw = &sc->hw; 3126 char neg_fec[32]; 3127 int ret; 3128 3129 UNREFERENCED_PARAMETER(arg2); 3130 3131 if (ice_driver_is_detaching(sc)) 3132 return (ESHUTDOWN); 3133 3134 /* Copy const string into a buffer to drop const qualifier */ 3135 bzero(neg_fec, sizeof(neg_fec)); 3136 strlcpy(neg_fec, ice_negotiated_fec_mode(hw->port_info), sizeof(neg_fec)); 3137 3138 ret = sysctl_handle_string(oidp, neg_fec, 0, req); 3139 if (req->newptr != NULL) 3140 return (EPERM); 3141 3142 return (ret); 3143 } 3144 3145 #define ICE_SYSCTL_HELP_FC_CONFIG \ 3146 "\nDisplay or set the port's advertised flow control mode.\n" \ 3147 "\t0 - " ICE_FC_STRING_NONE \ 3148 "\n\t1 - " ICE_FC_STRING_RX \ 3149 "\n\t2 - " ICE_FC_STRING_TX \ 3150 "\n\t3 - " ICE_FC_STRING_FULL \ 3151 "\nEither the numbers or the strings above can be used to set the advertised mode." 3152 3153 /** 3154 * ice_sysctl_fc_config - Display/change the advertised flow control mode 3155 * @oidp: sysctl oid structure 3156 * @arg1: pointer to private data structure 3157 * @arg2: unused 3158 * @req: sysctl request pointer 3159 * 3160 * On read: Displays the configured flow control mode 3161 * On write: Sets the device's flow control mode to the input, if it's valid. 3162 * Valid input strings: see ICE_SYSCTL_HELP_FC_CONFIG 3163 */ 3164 static int 3165 ice_sysctl_fc_config(SYSCTL_HANDLER_ARGS) 3166 { 3167 struct ice_softc *sc = (struct ice_softc *)arg1; 3168 struct ice_port_info *pi = sc->hw.port_info; 3169 struct ice_aqc_get_phy_caps_data pcaps = { 0 }; 3170 enum ice_fc_mode old_mode, new_mode; 3171 struct ice_hw *hw = &sc->hw; 3172 device_t dev = sc->dev; 3173 enum ice_status status; 3174 int ret, fc_num; 3175 bool mode_set = false; 3176 struct sbuf buf; 3177 char *fc_str_end; 3178 char fc_str[32]; 3179 3180 UNREFERENCED_PARAMETER(arg2); 3181 3182 if (ice_driver_is_detaching(sc)) 3183 return (ESHUTDOWN); 3184 3185 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_ACTIVE_CFG, 3186 &pcaps, NULL); 3187 if (status != ICE_SUCCESS) { 3188 device_printf(dev, 3189 "%s: ice_aq_get_phy_caps failed; status %s, aq_err %s\n", 3190 __func__, ice_status_str(status), 3191 ice_aq_str(hw->adminq.sq_last_status)); 3192 return (EIO); 3193 } 3194 3195 /* Convert HW response format to SW enum value */ 3196 if ((pcaps.caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) && 3197 (pcaps.caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)) 3198 old_mode = ICE_FC_FULL; 3199 else if (pcaps.caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE) 3200 old_mode = ICE_FC_TX_PAUSE; 3201 else if (pcaps.caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE) 3202 old_mode = ICE_FC_RX_PAUSE; 3203 else 3204 old_mode = ICE_FC_NONE; 3205 3206 /* Create "old" string for output */ 3207 bzero(fc_str, sizeof(fc_str)); 3208 sbuf_new_for_sysctl(&buf, fc_str, sizeof(fc_str), req); 3209 sbuf_printf(&buf, "%d<%s>", old_mode, ice_fc_str(old_mode)); 3210 sbuf_finish(&buf); 3211 sbuf_delete(&buf); 3212 3213 ret = sysctl_handle_string(oidp, fc_str, sizeof(fc_str), req); 3214 if ((ret) || (req->newptr == NULL)) 3215 return (ret); 3216 3217 /* Try to parse input as a string, first */ 3218 if (strcasecmp(ice_fc_str(ICE_FC_FULL), fc_str) == 0) { 3219 new_mode = ICE_FC_FULL; 3220 mode_set = true; 3221 } 3222 else if (strcasecmp(ice_fc_str(ICE_FC_TX_PAUSE), fc_str) == 0) { 3223 new_mode = ICE_FC_TX_PAUSE; 3224 mode_set = true; 3225 } 3226 else if (strcasecmp(ice_fc_str(ICE_FC_RX_PAUSE), fc_str) == 0) { 3227 new_mode = ICE_FC_RX_PAUSE; 3228 mode_set = true; 3229 } 3230 else if (strcasecmp(ice_fc_str(ICE_FC_NONE), fc_str) == 0) { 3231 new_mode = ICE_FC_NONE; 3232 mode_set = true; 3233 } 3234 3235 /* 3236 * Then check if it's an integer, for compatibility with the method 3237 * used in older drivers. 3238 */ 3239 if (!mode_set) { 3240 fc_num = strtol(fc_str, &fc_str_end, 0); 3241 if (fc_str_end == fc_str) 3242 fc_num = -1; 3243 switch (fc_num) { 3244 case 3: 3245 new_mode = ICE_FC_FULL; 3246 break; 3247 case 2: 3248 new_mode = ICE_FC_TX_PAUSE; 3249 break; 3250 case 1: 3251 new_mode = ICE_FC_RX_PAUSE; 3252 break; 3253 case 0: 3254 new_mode = ICE_FC_NONE; 3255 break; 3256 default: 3257 device_printf(dev, 3258 "%s: \"%s\" is not a valid flow control mode\n", 3259 __func__, fc_str); 3260 return (EINVAL); 3261 } 3262 } 3263 3264 /* Save flow control mode from user */ 3265 pi->phy.curr_user_fc_req = new_mode; 3266 3267 /* Turn off Priority Flow Control when Link Flow Control is enabled */ 3268 if ((hw->port_info->qos_cfg.is_sw_lldp) && 3269 (hw->port_info->qos_cfg.local_dcbx_cfg.pfc.pfcena != 0) && 3270 (new_mode != ICE_FC_NONE)) { 3271 ret = ice_config_pfc(sc, 0x0); 3272 if (ret) 3273 return (ret); 3274 } 3275 3276 /* Apply settings requested by user */ 3277 return ice_apply_saved_phy_cfg(sc, ICE_APPLY_FC); 3278 } 3279 3280 /** 3281 * ice_sysctl_negotiated_fc - Display currently negotiated FC mode 3282 * @oidp: sysctl oid structure 3283 * @arg1: pointer to private data structure 3284 * @arg2: unused 3285 * @req: sysctl request pointer 3286 * 3287 * On read: Displays the currently negotiated flow control settings. 3288 * 3289 * If link is not established, this will report ICE_FC_NONE, as no flow 3290 * control is negotiated while link is down. 3291 */ 3292 static int 3293 ice_sysctl_negotiated_fc(SYSCTL_HANDLER_ARGS) 3294 { 3295 struct ice_softc *sc = (struct ice_softc *)arg1; 3296 struct ice_port_info *pi = sc->hw.port_info; 3297 const char *negotiated_fc; 3298 3299 UNREFERENCED_PARAMETER(arg2); 3300 3301 if (ice_driver_is_detaching(sc)) 3302 return (ESHUTDOWN); 3303 3304 negotiated_fc = ice_flowcontrol_mode(pi); 3305 3306 return sysctl_handle_string(oidp, __DECONST(char *, negotiated_fc), 0, req); 3307 } 3308 3309 /** 3310 * __ice_sysctl_phy_type_handler - Display/change supported PHY types/speeds 3311 * @oidp: sysctl oid structure 3312 * @arg1: pointer to private data structure 3313 * @arg2: unused 3314 * @req: sysctl request pointer 3315 * @is_phy_type_high: if true, handle the high PHY type instead of the low PHY type 3316 * 3317 * Private handler for phy_type_high and phy_type_low sysctls. 3318 */ 3319 static int 3320 __ice_sysctl_phy_type_handler(SYSCTL_HANDLER_ARGS, bool is_phy_type_high) 3321 { 3322 struct ice_softc *sc = (struct ice_softc *)arg1; 3323 struct ice_aqc_get_phy_caps_data pcaps = { 0 }; 3324 struct ice_aqc_set_phy_cfg_data cfg = { 0 }; 3325 struct ice_hw *hw = &sc->hw; 3326 device_t dev = sc->dev; 3327 enum ice_status status; 3328 uint64_t types; 3329 int ret; 3330 3331 UNREFERENCED_PARAMETER(arg2); 3332 3333 if (ice_driver_is_detaching(sc)) 3334 return (ESHUTDOWN); 3335 3336 status = ice_aq_get_phy_caps(hw->port_info, false, ICE_AQC_REPORT_ACTIVE_CFG, 3337 &pcaps, NULL); 3338 if (status != ICE_SUCCESS) { 3339 device_printf(dev, 3340 "%s: ice_aq_get_phy_caps failed; status %s, aq_err %s\n", 3341 __func__, ice_status_str(status), 3342 ice_aq_str(hw->adminq.sq_last_status)); 3343 return (EIO); 3344 } 3345 3346 if (is_phy_type_high) 3347 types = pcaps.phy_type_high; 3348 else 3349 types = pcaps.phy_type_low; 3350 3351 ret = sysctl_handle_64(oidp, &types, sizeof(types), req); 3352 if ((ret) || (req->newptr == NULL)) 3353 return (ret); 3354 3355 ice_copy_phy_caps_to_cfg(hw->port_info, &pcaps, &cfg); 3356 3357 if (is_phy_type_high) 3358 cfg.phy_type_high = types & hw->port_info->phy.phy_type_high; 3359 else 3360 cfg.phy_type_low = types & hw->port_info->phy.phy_type_low; 3361 cfg.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT; 3362 3363 status = ice_aq_set_phy_cfg(hw, hw->port_info, &cfg, NULL); 3364 if (status != ICE_SUCCESS) { 3365 device_printf(dev, 3366 "%s: ice_aq_set_phy_cfg failed; status %s, aq_err %s\n", 3367 __func__, ice_status_str(status), 3368 ice_aq_str(hw->adminq.sq_last_status)); 3369 return (EIO); 3370 } 3371 3372 return (0); 3373 3374 } 3375 3376 /** 3377 * ice_sysctl_phy_type_low - Display/change supported lower PHY types/speeds 3378 * @oidp: sysctl oid structure 3379 * @arg1: pointer to private data structure 3380 * @arg2: unused 3381 * @req: sysctl request pointer 3382 * 3383 * On read: Displays the currently supported lower PHY types 3384 * On write: Sets the device's supported low PHY types 3385 */ 3386 static int 3387 ice_sysctl_phy_type_low(SYSCTL_HANDLER_ARGS) 3388 { 3389 return __ice_sysctl_phy_type_handler(oidp, arg1, arg2, req, false); 3390 } 3391 3392 /** 3393 * ice_sysctl_phy_type_high - Display/change supported higher PHY types/speeds 3394 * @oidp: sysctl oid structure 3395 * @arg1: pointer to private data structure 3396 * @arg2: unused 3397 * @req: sysctl request pointer 3398 * 3399 * On read: Displays the currently supported higher PHY types 3400 * On write: Sets the device's supported high PHY types 3401 */ 3402 static int 3403 ice_sysctl_phy_type_high(SYSCTL_HANDLER_ARGS) 3404 { 3405 return __ice_sysctl_phy_type_handler(oidp, arg1, arg2, req, true); 3406 } 3407 3408 /** 3409 * ice_sysctl_phy_caps - Display response from Get PHY abililties 3410 * @oidp: sysctl oid structure 3411 * @arg1: pointer to private data structure 3412 * @arg2: unused 3413 * @req: sysctl request pointer 3414 * @report_mode: the mode to report 3415 * 3416 * On read: Display the response from Get PHY abillities with the given report 3417 * mode. 3418 */ 3419 static int 3420 ice_sysctl_phy_caps(SYSCTL_HANDLER_ARGS, u8 report_mode) 3421 { 3422 struct ice_softc *sc = (struct ice_softc *)arg1; 3423 struct ice_aqc_get_phy_caps_data pcaps = { 0 }; 3424 struct ice_hw *hw = &sc->hw; 3425 struct ice_port_info *pi = hw->port_info; 3426 device_t dev = sc->dev; 3427 enum ice_status status; 3428 int ret; 3429 3430 UNREFERENCED_PARAMETER(arg2); 3431 3432 ret = priv_check(curthread, PRIV_DRIVER); 3433 if (ret) 3434 return (ret); 3435 3436 if (ice_driver_is_detaching(sc)) 3437 return (ESHUTDOWN); 3438 3439 status = ice_aq_get_phy_caps(pi, true, report_mode, &pcaps, NULL); 3440 if (status != ICE_SUCCESS) { 3441 device_printf(dev, 3442 "%s: ice_aq_get_phy_caps failed; status %s, aq_err %s\n", 3443 __func__, ice_status_str(status), 3444 ice_aq_str(hw->adminq.sq_last_status)); 3445 return (EIO); 3446 } 3447 3448 ret = sysctl_handle_opaque(oidp, &pcaps, sizeof(pcaps), req); 3449 if (req->newptr != NULL) 3450 return (EPERM); 3451 3452 return (ret); 3453 } 3454 3455 /** 3456 * ice_sysctl_phy_sw_caps - Display response from Get PHY abililties 3457 * @oidp: sysctl oid structure 3458 * @arg1: pointer to private data structure 3459 * @arg2: unused 3460 * @req: sysctl request pointer 3461 * 3462 * On read: Display the response from Get PHY abillities reporting the last 3463 * software configuration. 3464 */ 3465 static int 3466 ice_sysctl_phy_sw_caps(SYSCTL_HANDLER_ARGS) 3467 { 3468 return ice_sysctl_phy_caps(oidp, arg1, arg2, req, 3469 ICE_AQC_REPORT_ACTIVE_CFG); 3470 } 3471 3472 /** 3473 * ice_sysctl_phy_nvm_caps - Display response from Get PHY abililties 3474 * @oidp: sysctl oid structure 3475 * @arg1: pointer to private data structure 3476 * @arg2: unused 3477 * @req: sysctl request pointer 3478 * 3479 * On read: Display the response from Get PHY abillities reporting the NVM 3480 * configuration. 3481 */ 3482 static int 3483 ice_sysctl_phy_nvm_caps(SYSCTL_HANDLER_ARGS) 3484 { 3485 return ice_sysctl_phy_caps(oidp, arg1, arg2, req, 3486 ICE_AQC_REPORT_TOPO_CAP_NO_MEDIA); 3487 } 3488 3489 /** 3490 * ice_sysctl_phy_topo_caps - Display response from Get PHY abililties 3491 * @oidp: sysctl oid structure 3492 * @arg1: pointer to private data structure 3493 * @arg2: unused 3494 * @req: sysctl request pointer 3495 * 3496 * On read: Display the response from Get PHY abillities reporting the 3497 * topology configuration. 3498 */ 3499 static int 3500 ice_sysctl_phy_topo_caps(SYSCTL_HANDLER_ARGS) 3501 { 3502 return ice_sysctl_phy_caps(oidp, arg1, arg2, req, 3503 ICE_AQC_REPORT_TOPO_CAP_MEDIA); 3504 } 3505 3506 /** 3507 * ice_sysctl_phy_link_status - Display response from Get Link Status 3508 * @oidp: sysctl oid structure 3509 * @arg1: pointer to private data structure 3510 * @arg2: unused 3511 * @req: sysctl request pointer 3512 * 3513 * On read: Display the response from firmware for the Get Link Status 3514 * request. 3515 */ 3516 static int 3517 ice_sysctl_phy_link_status(SYSCTL_HANDLER_ARGS) 3518 { 3519 struct ice_aqc_get_link_status_data link_data = { 0 }; 3520 struct ice_softc *sc = (struct ice_softc *)arg1; 3521 struct ice_hw *hw = &sc->hw; 3522 struct ice_port_info *pi = hw->port_info; 3523 struct ice_aqc_get_link_status *resp; 3524 struct ice_aq_desc desc; 3525 device_t dev = sc->dev; 3526 enum ice_status status; 3527 int ret; 3528 3529 UNREFERENCED_PARAMETER(arg2); 3530 3531 /* 3532 * Ensure that only contexts with driver privilege are allowed to 3533 * access this information 3534 */ 3535 ret = priv_check(curthread, PRIV_DRIVER); 3536 if (ret) 3537 return (ret); 3538 3539 if (ice_driver_is_detaching(sc)) 3540 return (ESHUTDOWN); 3541 3542 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_status); 3543 resp = &desc.params.get_link_status; 3544 resp->lport_num = pi->lport; 3545 3546 status = ice_aq_send_cmd(hw, &desc, &link_data, sizeof(link_data), NULL); 3547 if (status != ICE_SUCCESS) { 3548 device_printf(dev, 3549 "%s: ice_aq_send_cmd failed; status %s, aq_err %s\n", 3550 __func__, ice_status_str(status), 3551 ice_aq_str(hw->adminq.sq_last_status)); 3552 return (EIO); 3553 } 3554 3555 ret = sysctl_handle_opaque(oidp, &link_data, sizeof(link_data), req); 3556 if (req->newptr != NULL) 3557 return (EPERM); 3558 3559 return (ret); 3560 } 3561 3562 /** 3563 * ice_sysctl_fw_cur_lldp_persist_status - Display current FW LLDP status 3564 * @oidp: sysctl oid structure 3565 * @arg1: pointer to private softc structure 3566 * @arg2: unused 3567 * @req: sysctl request pointer 3568 * 3569 * On read: Displays current persistent LLDP status. 3570 */ 3571 static int 3572 ice_sysctl_fw_cur_lldp_persist_status(SYSCTL_HANDLER_ARGS) 3573 { 3574 struct ice_softc *sc = (struct ice_softc *)arg1; 3575 struct ice_hw *hw = &sc->hw; 3576 device_t dev = sc->dev; 3577 enum ice_status status; 3578 struct sbuf *sbuf; 3579 u32 lldp_state; 3580 3581 UNREFERENCED_PARAMETER(arg2); 3582 UNREFERENCED_PARAMETER(oidp); 3583 3584 if (ice_driver_is_detaching(sc)) 3585 return (ESHUTDOWN); 3586 3587 status = ice_get_cur_lldp_persist_status(hw, &lldp_state); 3588 if (status) { 3589 device_printf(dev, 3590 "Could not acquire current LLDP persistence status, err %s aq_err %s\n", 3591 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 3592 return (EIO); 3593 } 3594 3595 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 3596 sbuf_printf(sbuf, "%s", ice_fw_lldp_status(lldp_state)); 3597 sbuf_finish(sbuf); 3598 sbuf_delete(sbuf); 3599 3600 return (0); 3601 } 3602 3603 /** 3604 * ice_sysctl_fw_dflt_lldp_persist_status - Display default FW LLDP status 3605 * @oidp: sysctl oid structure 3606 * @arg1: pointer to private softc structure 3607 * @arg2: unused 3608 * @req: sysctl request pointer 3609 * 3610 * On read: Displays default persistent LLDP status. 3611 */ 3612 static int 3613 ice_sysctl_fw_dflt_lldp_persist_status(SYSCTL_HANDLER_ARGS) 3614 { 3615 struct ice_softc *sc = (struct ice_softc *)arg1; 3616 struct ice_hw *hw = &sc->hw; 3617 device_t dev = sc->dev; 3618 enum ice_status status; 3619 struct sbuf *sbuf; 3620 u32 lldp_state; 3621 3622 UNREFERENCED_PARAMETER(arg2); 3623 UNREFERENCED_PARAMETER(oidp); 3624 3625 if (ice_driver_is_detaching(sc)) 3626 return (ESHUTDOWN); 3627 3628 status = ice_get_dflt_lldp_persist_status(hw, &lldp_state); 3629 if (status) { 3630 device_printf(dev, 3631 "Could not acquire default LLDP persistence status, err %s aq_err %s\n", 3632 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 3633 return (EIO); 3634 } 3635 3636 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 3637 sbuf_printf(sbuf, "%s", ice_fw_lldp_status(lldp_state)); 3638 sbuf_finish(sbuf); 3639 sbuf_delete(sbuf); 3640 3641 return (0); 3642 } 3643 3644 #define ICE_SYSCTL_HELP_FW_LLDP_AGENT \ 3645 "\nDisplay or change FW LLDP agent state:" \ 3646 "\n\t0 - disabled" \ 3647 "\n\t1 - enabled" 3648 3649 /** 3650 * ice_sysctl_fw_lldp_agent - Display or change the FW LLDP agent status 3651 * @oidp: sysctl oid structure 3652 * @arg1: pointer to private softc structure 3653 * @arg2: unused 3654 * @req: sysctl request pointer 3655 * 3656 * On read: Displays whether the FW LLDP agent is running 3657 * On write: Persistently enables or disables the FW LLDP agent 3658 */ 3659 static int 3660 ice_sysctl_fw_lldp_agent(SYSCTL_HANDLER_ARGS) 3661 { 3662 struct ice_softc *sc = (struct ice_softc *)arg1; 3663 struct ice_hw *hw = &sc->hw; 3664 device_t dev = sc->dev; 3665 enum ice_status status; 3666 int ret; 3667 u32 old_state; 3668 u8 fw_lldp_enabled; 3669 bool retried_start_lldp = false; 3670 3671 UNREFERENCED_PARAMETER(arg2); 3672 3673 if (ice_driver_is_detaching(sc)) 3674 return (ESHUTDOWN); 3675 3676 status = ice_get_cur_lldp_persist_status(hw, &old_state); 3677 if (status) { 3678 device_printf(dev, 3679 "Could not acquire current LLDP persistence status, err %s aq_err %s\n", 3680 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 3681 return (EIO); 3682 } 3683 3684 if (old_state > ICE_LLDP_ADMINSTATUS_ENA_RXTX) { 3685 status = ice_get_dflt_lldp_persist_status(hw, &old_state); 3686 if (status) { 3687 device_printf(dev, 3688 "Could not acquire default LLDP persistence status, err %s aq_err %s\n", 3689 ice_status_str(status), 3690 ice_aq_str(hw->adminq.sq_last_status)); 3691 return (EIO); 3692 } 3693 } 3694 if (old_state == 0) 3695 fw_lldp_enabled = false; 3696 else 3697 fw_lldp_enabled = true; 3698 3699 ret = sysctl_handle_bool(oidp, &fw_lldp_enabled, 0, req); 3700 if ((ret) || (req->newptr == NULL)) 3701 return (ret); 3702 3703 if (old_state == 0 && fw_lldp_enabled == false) 3704 return (0); 3705 3706 if (old_state != 0 && fw_lldp_enabled == true) 3707 return (0); 3708 3709 if (fw_lldp_enabled == false) { 3710 status = ice_aq_stop_lldp(hw, true, true, NULL); 3711 /* EPERM is returned if the LLDP agent is already shutdown */ 3712 if (status && hw->adminq.sq_last_status != ICE_AQ_RC_EPERM) { 3713 device_printf(dev, 3714 "%s: ice_aq_stop_lldp failed; status %s, aq_err %s\n", 3715 __func__, ice_status_str(status), 3716 ice_aq_str(hw->adminq.sq_last_status)); 3717 return (EIO); 3718 } 3719 ice_aq_set_dcb_parameters(hw, true, NULL); 3720 hw->port_info->qos_cfg.is_sw_lldp = true; 3721 ice_add_rx_lldp_filter(sc); 3722 } else { 3723 ice_del_rx_lldp_filter(sc); 3724 retry_start_lldp: 3725 status = ice_aq_start_lldp(hw, true, NULL); 3726 if (status) { 3727 switch (hw->adminq.sq_last_status) { 3728 /* EEXIST is returned if the LLDP agent is already started */ 3729 case ICE_AQ_RC_EEXIST: 3730 break; 3731 case ICE_AQ_RC_EAGAIN: 3732 /* Retry command after a 2 second wait */ 3733 if (retried_start_lldp == false) { 3734 retried_start_lldp = true; 3735 pause("slldp", ICE_START_LLDP_RETRY_WAIT); 3736 goto retry_start_lldp; 3737 } 3738 /* Fallthrough */ 3739 default: 3740 device_printf(dev, 3741 "%s: ice_aq_start_lldp failed; status %s, aq_err %s\n", 3742 __func__, ice_status_str(status), 3743 ice_aq_str(hw->adminq.sq_last_status)); 3744 return (EIO); 3745 } 3746 } 3747 hw->port_info->qos_cfg.is_sw_lldp = false; 3748 } 3749 3750 return (ret); 3751 } 3752 3753 #define ICE_SYSCTL_HELP_ETS_MIN_RATE \ 3754 "\nIn FW DCB mode (fw_lldp_agent=1), displays the current ETS bandwidth table." \ 3755 "\nIn SW DCB mode, displays and allows setting the table." \ 3756 "\nInput must be in the format e.g. 30,10,10,10,10,10,10,10" \ 3757 "\nWhere the bandwidth total must add up to 100" 3758 3759 /** 3760 * ice_sysctl_ets_min_rate - Report/configure ETS bandwidth 3761 * @oidp: sysctl oid structure 3762 * @arg1: pointer to private data structure 3763 * @arg2: unused 3764 * @req: sysctl request pointer 3765 * 3766 * Returns the current ETS TC bandwidth table 3767 * cached by the driver. 3768 * 3769 * In SW DCB mode this sysctl also accepts a value that will 3770 * be sent to the firmware for configuration. 3771 */ 3772 static int 3773 ice_sysctl_ets_min_rate(SYSCTL_HANDLER_ARGS) 3774 { 3775 struct ice_softc *sc = (struct ice_softc *)arg1; 3776 struct ice_dcbx_cfg *local_dcbx_cfg; 3777 struct ice_port_info *pi; 3778 struct ice_hw *hw = &sc->hw; 3779 device_t dev = sc->dev; 3780 enum ice_status status; 3781 struct sbuf *sbuf; 3782 int ret; 3783 3784 /* Store input rates from user */ 3785 char ets_user_buf[128] = ""; 3786 u8 new_ets_table[ICE_MAX_TRAFFIC_CLASS] = {}; 3787 3788 UNREFERENCED_PARAMETER(arg2); 3789 3790 if (ice_driver_is_detaching(sc)) 3791 return (ESHUTDOWN); 3792 3793 if (req->oldptr == NULL && req->newptr == NULL) { 3794 ret = SYSCTL_OUT(req, 0, 128); 3795 return (ret); 3796 } 3797 3798 pi = hw->port_info; 3799 local_dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; 3800 3801 sbuf = sbuf_new(NULL, ets_user_buf, 128, SBUF_FIXEDLEN | SBUF_INCLUDENUL); 3802 3803 /* Format ETS BW data for output */ 3804 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) { 3805 sbuf_printf(sbuf, "%d", local_dcbx_cfg->etscfg.tcbwtable[i]); 3806 if (i != ICE_MAX_TRAFFIC_CLASS - 1) 3807 sbuf_printf(sbuf, ","); 3808 } 3809 3810 sbuf_finish(sbuf); 3811 sbuf_delete(sbuf); 3812 3813 /* Read in the new ETS values */ 3814 ret = sysctl_handle_string(oidp, ets_user_buf, sizeof(ets_user_buf), req); 3815 if ((ret) || (req->newptr == NULL)) 3816 return (ret); 3817 3818 /* Don't allow setting changes in FW DCB mode */ 3819 if (!hw->port_info->qos_cfg.is_sw_lldp) 3820 return (EPERM); 3821 3822 ret = ice_ets_str_to_tbl(ets_user_buf, new_ets_table, 100); 3823 if (ret) { 3824 device_printf(dev, "%s: Could not parse input BW table: %s\n", 3825 __func__, ets_user_buf); 3826 return (ret); 3827 } 3828 3829 if (!ice_check_ets_bw(new_ets_table)) { 3830 device_printf(dev, "%s: Bandwidth sum does not equal 100: %s\n", 3831 __func__, ets_user_buf); 3832 return (EINVAL); 3833 } 3834 3835 memcpy(local_dcbx_cfg->etscfg.tcbwtable, new_ets_table, 3836 sizeof(new_ets_table)); 3837 3838 /* If BW > 0, then set TSA entry to 2 */ 3839 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) { 3840 if (new_ets_table[i] > 0) 3841 local_dcbx_cfg->etscfg.tsatable[i] = 2; 3842 else 3843 local_dcbx_cfg->etscfg.tsatable[i] = 0; 3844 } 3845 local_dcbx_cfg->etscfg.willing = 0; 3846 local_dcbx_cfg->etsrec = local_dcbx_cfg->etscfg; 3847 local_dcbx_cfg->app_mode = ICE_DCBX_APPS_NON_WILLING; 3848 3849 status = ice_set_dcb_cfg(pi); 3850 if (status) { 3851 device_printf(dev, 3852 "%s: Failed to set DCB config; status %s, aq_err %s\n", 3853 __func__, ice_status_str(status), 3854 ice_aq_str(hw->adminq.sq_last_status)); 3855 return (EIO); 3856 } 3857 3858 ice_do_dcb_reconfig(sc); 3859 3860 return (0); 3861 } 3862 3863 #define ICE_SYSCTL_HELP_UP2TC_MAP \ 3864 "\nIn FW DCB mode (fw_lldp_agent=1), displays the current ETS priority assignment table." \ 3865 "\nIn SW DCB mode, displays and allows setting the table." \ 3866 "\nInput must be in this format: 0,1,2,3,4,5,6,7" \ 3867 "\nWhere the 1st number is the TC for UP0, 2nd number is the TC for UP1, etc" 3868 3869 /** 3870 * ice_sysctl_up2tc_map - Report or configure UP2TC mapping 3871 * @oidp: sysctl oid structure 3872 * @arg1: pointer to private data structure 3873 * @arg2: unused 3874 * @req: sysctl request pointer 3875 * 3876 * In FW DCB mode, returns the current ETS prio table / 3877 * UP2TC mapping from the local MIB. 3878 * 3879 * In SW DCB mode this sysctl also accepts a value that will 3880 * be sent to the firmware for configuration. 3881 */ 3882 static int 3883 ice_sysctl_up2tc_map(SYSCTL_HANDLER_ARGS) 3884 { 3885 struct ice_softc *sc = (struct ice_softc *)arg1; 3886 struct ice_dcbx_cfg *local_dcbx_cfg; 3887 struct ice_port_info *pi; 3888 struct ice_hw *hw = &sc->hw; 3889 device_t dev = sc->dev; 3890 enum ice_status status; 3891 struct sbuf *sbuf; 3892 int ret; 3893 3894 /* Store input rates from user */ 3895 char up2tc_user_buf[128] = ""; 3896 /* This array is indexed by UP, not TC */ 3897 u8 new_up2tc[ICE_MAX_TRAFFIC_CLASS] = {}; 3898 3899 UNREFERENCED_PARAMETER(arg2); 3900 3901 if (ice_driver_is_detaching(sc)) 3902 return (ESHUTDOWN); 3903 3904 if (req->oldptr == NULL && req->newptr == NULL) { 3905 ret = SYSCTL_OUT(req, 0, 128); 3906 return (ret); 3907 } 3908 3909 pi = hw->port_info; 3910 local_dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; 3911 3912 sbuf = sbuf_new(NULL, up2tc_user_buf, 128, SBUF_FIXEDLEN | SBUF_INCLUDENUL); 3913 3914 /* Format ETS Priority Mapping Table for output */ 3915 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) { 3916 sbuf_printf(sbuf, "%d", local_dcbx_cfg->etscfg.prio_table[i]); 3917 if (i != ICE_MAX_TRAFFIC_CLASS - 1) 3918 sbuf_printf(sbuf, ","); 3919 } 3920 3921 sbuf_finish(sbuf); 3922 sbuf_delete(sbuf); 3923 3924 /* Read in the new ETS priority mapping */ 3925 ret = sysctl_handle_string(oidp, up2tc_user_buf, sizeof(up2tc_user_buf), req); 3926 if ((ret) || (req->newptr == NULL)) 3927 return (ret); 3928 3929 /* Don't allow setting changes in FW DCB mode */ 3930 if (!hw->port_info->qos_cfg.is_sw_lldp) 3931 return (EPERM); 3932 3933 ret = ice_ets_str_to_tbl(up2tc_user_buf, new_up2tc, 7); 3934 if (ret) { 3935 device_printf(dev, "%s: Could not parse input priority assignment table: %s\n", 3936 __func__, up2tc_user_buf); 3937 return (ret); 3938 } 3939 3940 /* Prepare updated ETS TLV */ 3941 memcpy(local_dcbx_cfg->etscfg.prio_table, new_up2tc, 3942 sizeof(new_up2tc)); 3943 3944 status = ice_set_dcb_cfg(pi); 3945 if (status) { 3946 device_printf(dev, 3947 "%s: Failed to set DCB config; status %s, aq_err %s\n", 3948 __func__, ice_status_str(status), 3949 ice_aq_str(hw->adminq.sq_last_status)); 3950 return (EIO); 3951 } 3952 3953 ice_do_dcb_reconfig(sc); 3954 3955 return (0); 3956 } 3957 3958 /** 3959 * ice_config_pfc - helper function to set PFC config in FW 3960 * @sc: device private structure 3961 * @new_mode: bit flags indicating PFC status for TCs 3962 * 3963 * @pre must be in SW DCB mode 3964 * 3965 * Configures the driver's local PFC TLV and sends it to the 3966 * FW for configuration, then reconfigures the driver/VSI 3967 * for DCB if needed. 3968 */ 3969 static int 3970 ice_config_pfc(struct ice_softc *sc, u8 new_mode) 3971 { 3972 struct ice_dcbx_cfg *local_dcbx_cfg; 3973 struct ice_hw *hw = &sc->hw; 3974 struct ice_port_info *pi; 3975 device_t dev = sc->dev; 3976 enum ice_status status; 3977 3978 pi = hw->port_info; 3979 local_dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; 3980 3981 /* Prepare updated PFC TLV */ 3982 local_dcbx_cfg->pfc.pfcena = new_mode; 3983 local_dcbx_cfg->pfc.pfccap = ICE_MAX_TRAFFIC_CLASS; 3984 local_dcbx_cfg->pfc.willing = 0; 3985 local_dcbx_cfg->pfc.mbc = 0; 3986 3987 /* Warn if PFC is being disabled with RoCE v2 in use */ 3988 if (new_mode == 0 && sc->rdma_entry.attached) 3989 device_printf(dev, 3990 "WARNING: Recommended that Priority Flow Control is enabled when RoCEv2 is in use\n"); 3991 3992 status = ice_set_dcb_cfg(pi); 3993 if (status) { 3994 device_printf(dev, 3995 "%s: Failed to set DCB config; status %s, aq_err %s\n", 3996 __func__, ice_status_str(status), 3997 ice_aq_str(hw->adminq.sq_last_status)); 3998 return (EIO); 3999 } 4000 4001 ice_do_dcb_reconfig(sc); 4002 4003 return (0); 4004 } 4005 4006 #define ICE_SYSCTL_HELP_PFC_CONFIG \ 4007 "\nIn FW DCB mode (fw_lldp_agent=1), displays the current Priority Flow Control configuration" \ 4008 "\nIn SW DCB mode, displays and allows setting the configuration" \ 4009 "\nInput/Output is in this format: 0xff" \ 4010 "\nWhere bit position # enables/disables PFC for that Traffic Class #" 4011 4012 /** 4013 * ice_sysctl_pfc_config - Report or configure enabled PFC TCs 4014 * @oidp: sysctl oid structure 4015 * @arg1: pointer to private data structure 4016 * @arg2: unused 4017 * @req: sysctl request pointer 4018 * 4019 * In FW DCB mode, returns a bitmap containing the current TCs 4020 * that have PFC enabled on them. 4021 * 4022 * In SW DCB mode this sysctl also accepts a value that will 4023 * be sent to the firmware for configuration. 4024 */ 4025 static int 4026 ice_sysctl_pfc_config(SYSCTL_HANDLER_ARGS) 4027 { 4028 struct ice_softc *sc = (struct ice_softc *)arg1; 4029 struct ice_dcbx_cfg *local_dcbx_cfg; 4030 struct ice_port_info *pi; 4031 struct ice_hw *hw = &sc->hw; 4032 int ret; 4033 4034 /* Store input flags from user */ 4035 u8 user_pfc; 4036 4037 UNREFERENCED_PARAMETER(arg2); 4038 4039 if (ice_driver_is_detaching(sc)) 4040 return (ESHUTDOWN); 4041 4042 if (req->oldptr == NULL && req->newptr == NULL) { 4043 ret = SYSCTL_OUT(req, 0, sizeof(u8)); 4044 return (ret); 4045 } 4046 4047 pi = hw->port_info; 4048 local_dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; 4049 4050 /* Format current PFC enable setting for output */ 4051 user_pfc = local_dcbx_cfg->pfc.pfcena; 4052 4053 /* Read in the new PFC config */ 4054 ret = sysctl_handle_8(oidp, &user_pfc, 0, req); 4055 if ((ret) || (req->newptr == NULL)) 4056 return (ret); 4057 4058 /* Don't allow setting changes in FW DCB mode */ 4059 if (!hw->port_info->qos_cfg.is_sw_lldp) 4060 return (EPERM); 4061 4062 /* If LFC is active and PFC is going to be turned on, turn LFC off */ 4063 if (user_pfc != 0 && pi->phy.curr_user_fc_req != ICE_FC_NONE) { 4064 pi->phy.curr_user_fc_req = ICE_FC_NONE; 4065 ret = ice_apply_saved_phy_cfg(sc, ICE_APPLY_FC); 4066 if (ret) 4067 return (ret); 4068 } 4069 4070 return ice_config_pfc(sc, user_pfc); 4071 } 4072 4073 /** 4074 * ice_add_device_sysctls - add device specific dynamic sysctls 4075 * @sc: device private structure 4076 * 4077 * Add per-device dynamic sysctls which show device configuration or enable 4078 * configuring device functionality. For tunable values which can be set prior 4079 * to load, see ice_add_device_tunables. 4080 * 4081 * This function depends on the sysctl layout setup by ice_add_device_tunables, 4082 * and likely should be called near the end of the attach process. 4083 */ 4084 void 4085 ice_add_device_sysctls(struct ice_softc *sc) 4086 { 4087 struct sysctl_oid *hw_node; 4088 device_t dev = sc->dev; 4089 4090 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(dev); 4091 struct sysctl_oid_list *ctx_list = 4092 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)); 4093 4094 SYSCTL_ADD_PROC(ctx, ctx_list, 4095 OID_AUTO, "fw_version", CTLTYPE_STRING | CTLFLAG_RD, 4096 sc, 0, ice_sysctl_show_fw, "A", "Firmware version"); 4097 4098 if (ice_is_bit_set(sc->feat_en, ICE_FEATURE_HAS_PBA)) { 4099 SYSCTL_ADD_PROC(ctx, ctx_list, 4100 OID_AUTO, "pba_number", CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 4101 ice_sysctl_pba_number, "A", "Product Board Assembly Number"); 4102 } 4103 4104 SYSCTL_ADD_PROC(ctx, ctx_list, 4105 OID_AUTO, "ddp_version", CTLTYPE_STRING | CTLFLAG_RD, 4106 sc, 0, ice_sysctl_pkg_version, "A", "Active DDP package name and version"); 4107 4108 SYSCTL_ADD_PROC(ctx, ctx_list, 4109 OID_AUTO, "current_speed", CTLTYPE_STRING | CTLFLAG_RD, 4110 sc, 0, ice_sysctl_current_speed, "A", "Current Port Link Speed"); 4111 4112 SYSCTL_ADD_PROC(ctx, ctx_list, 4113 OID_AUTO, "requested_fec", CTLTYPE_STRING | CTLFLAG_RW, 4114 sc, 0, ice_sysctl_fec_config, "A", ICE_SYSCTL_HELP_FEC_CONFIG); 4115 4116 SYSCTL_ADD_PROC(ctx, ctx_list, 4117 OID_AUTO, "negotiated_fec", CTLTYPE_STRING | CTLFLAG_RD, 4118 sc, 0, ice_sysctl_negotiated_fec, "A", "Current Negotiated FEC mode"); 4119 4120 SYSCTL_ADD_PROC(ctx, ctx_list, 4121 OID_AUTO, "fc", CTLTYPE_STRING | CTLFLAG_RW, 4122 sc, 0, ice_sysctl_fc_config, "A", ICE_SYSCTL_HELP_FC_CONFIG); 4123 4124 SYSCTL_ADD_PROC(ctx, ctx_list, 4125 OID_AUTO, "advertise_speed", CTLTYPE_U16 | CTLFLAG_RW, 4126 sc, 0, ice_sysctl_advertise_speed, "SU", ICE_SYSCTL_HELP_ADVERTISE_SPEED); 4127 4128 SYSCTL_ADD_PROC(ctx, ctx_list, 4129 OID_AUTO, "fw_lldp_agent", CTLTYPE_U8 | CTLFLAG_RWTUN, 4130 sc, 0, ice_sysctl_fw_lldp_agent, "CU", ICE_SYSCTL_HELP_FW_LLDP_AGENT); 4131 4132 SYSCTL_ADD_PROC(ctx, ctx_list, 4133 OID_AUTO, "ets_min_rate", CTLTYPE_STRING | CTLFLAG_RW, 4134 sc, 0, ice_sysctl_ets_min_rate, "A", ICE_SYSCTL_HELP_ETS_MIN_RATE); 4135 4136 SYSCTL_ADD_PROC(ctx, ctx_list, 4137 OID_AUTO, "up2tc_map", CTLTYPE_STRING | CTLFLAG_RW, 4138 sc, 0, ice_sysctl_up2tc_map, "A", ICE_SYSCTL_HELP_UP2TC_MAP); 4139 4140 SYSCTL_ADD_PROC(ctx, ctx_list, 4141 OID_AUTO, "pfc", CTLTYPE_U8 | CTLFLAG_RW, 4142 sc, 0, ice_sysctl_pfc_config, "CU", ICE_SYSCTL_HELP_PFC_CONFIG); 4143 4144 /* Differentiate software and hardware statistics, by keeping hw stats 4145 * in their own node. This isn't in ice_add_device_tunables, because 4146 * we won't have any CTLFLAG_TUN sysctls under this node. 4147 */ 4148 hw_node = SYSCTL_ADD_NODE(ctx, ctx_list, OID_AUTO, "hw", CTLFLAG_RD, 4149 NULL, "Port Hardware Statistics"); 4150 4151 ice_add_sysctls_mac_stats(ctx, hw_node, &sc->stats.cur); 4152 4153 /* Add the main PF VSI stats now. Other VSIs will add their own stats 4154 * during creation 4155 */ 4156 ice_add_vsi_sysctls(&sc->pf_vsi); 4157 4158 /* Add sysctls related to debugging the device driver. This includes 4159 * sysctls which display additional internal driver state for use in 4160 * understanding what is happening within the driver. 4161 */ 4162 ice_add_debug_sysctls(sc); 4163 } 4164 4165 /** 4166 * @enum hmc_error_type 4167 * @brief enumeration of HMC errors 4168 * 4169 * Enumeration defining the possible HMC errors that might occur. 4170 */ 4171 enum hmc_error_type { 4172 HMC_ERR_PMF_INVALID = 0, 4173 HMC_ERR_VF_IDX_INVALID = 1, 4174 HMC_ERR_VF_PARENT_PF_INVALID = 2, 4175 /* 3 is reserved */ 4176 HMC_ERR_INDEX_TOO_BIG = 4, 4177 HMC_ERR_ADDRESS_TOO_LARGE = 5, 4178 HMC_ERR_SEGMENT_DESC_INVALID = 6, 4179 HMC_ERR_SEGMENT_DESC_TOO_SMALL = 7, 4180 HMC_ERR_PAGE_DESC_INVALID = 8, 4181 HMC_ERR_UNSUPPORTED_REQUEST_COMPLETION = 9, 4182 /* 10 is reserved */ 4183 HMC_ERR_INVALID_OBJECT_TYPE = 11, 4184 /* 12 is reserved */ 4185 }; 4186 4187 /** 4188 * ice_log_hmc_error - Log an HMC error message 4189 * @hw: device hw structure 4190 * @dev: the device to pass to device_printf() 4191 * 4192 * Log a message when an HMC error interrupt is triggered. 4193 */ 4194 void 4195 ice_log_hmc_error(struct ice_hw *hw, device_t dev) 4196 { 4197 u32 info, data; 4198 u8 index, errtype, objtype; 4199 bool isvf; 4200 4201 info = rd32(hw, PFHMC_ERRORINFO); 4202 data = rd32(hw, PFHMC_ERRORDATA); 4203 4204 index = (u8)(info & PFHMC_ERRORINFO_PMF_INDEX_M); 4205 errtype = (u8)((info & PFHMC_ERRORINFO_HMC_ERROR_TYPE_M) >> 4206 PFHMC_ERRORINFO_HMC_ERROR_TYPE_S); 4207 objtype = (u8)((info & PFHMC_ERRORINFO_HMC_OBJECT_TYPE_M) >> 4208 PFHMC_ERRORINFO_HMC_OBJECT_TYPE_S); 4209 4210 isvf = info & PFHMC_ERRORINFO_PMF_ISVF_M; 4211 4212 device_printf(dev, "%s HMC Error detected on PMF index %d:\n", 4213 isvf ? "VF" : "PF", index); 4214 4215 device_printf(dev, "error type %d, object type %d, data 0x%08x\n", 4216 errtype, objtype, data); 4217 4218 switch (errtype) { 4219 case HMC_ERR_PMF_INVALID: 4220 device_printf(dev, "Private Memory Function is not valid\n"); 4221 break; 4222 case HMC_ERR_VF_IDX_INVALID: 4223 device_printf(dev, "Invalid Private Memory Function index for PE enabled VF\n"); 4224 break; 4225 case HMC_ERR_VF_PARENT_PF_INVALID: 4226 device_printf(dev, "Invalid parent PF for PE enabled VF\n"); 4227 break; 4228 case HMC_ERR_INDEX_TOO_BIG: 4229 device_printf(dev, "Object index too big\n"); 4230 break; 4231 case HMC_ERR_ADDRESS_TOO_LARGE: 4232 device_printf(dev, "Address extends beyond segment descriptor limit\n"); 4233 break; 4234 case HMC_ERR_SEGMENT_DESC_INVALID: 4235 device_printf(dev, "Segment descriptor is invalid\n"); 4236 break; 4237 case HMC_ERR_SEGMENT_DESC_TOO_SMALL: 4238 device_printf(dev, "Segment descriptor is too small\n"); 4239 break; 4240 case HMC_ERR_PAGE_DESC_INVALID: 4241 device_printf(dev, "Page descriptor is invalid\n"); 4242 break; 4243 case HMC_ERR_UNSUPPORTED_REQUEST_COMPLETION: 4244 device_printf(dev, "Unsupported Request completion received from PCIe\n"); 4245 break; 4246 case HMC_ERR_INVALID_OBJECT_TYPE: 4247 device_printf(dev, "Invalid object type\n"); 4248 break; 4249 default: 4250 device_printf(dev, "Unknown HMC error\n"); 4251 } 4252 4253 /* Clear the error indication */ 4254 wr32(hw, PFHMC_ERRORINFO, 0); 4255 } 4256 4257 /** 4258 * @struct ice_sysctl_info 4259 * @brief sysctl information 4260 * 4261 * Structure used to simplify the process of defining the many similar 4262 * statistics sysctls. 4263 */ 4264 struct ice_sysctl_info { 4265 u64 *stat; 4266 const char *name; 4267 const char *description; 4268 }; 4269 4270 /** 4271 * ice_add_sysctls_eth_stats - Add sysctls for ethernet statistics 4272 * @ctx: sysctl ctx to use 4273 * @parent: the parent node to add sysctls under 4274 * @stats: the ethernet stats structure to source values from 4275 * 4276 * Adds statistics sysctls for the ethernet statistics of the MAC or a VSI. 4277 * Will add them under the parent node specified. 4278 * 4279 * Note that tx_errors is only meaningful for VSIs and not the global MAC/PF 4280 * statistics, so it is not included here. Similarly, rx_discards has different 4281 * descriptions for VSIs and MAC/PF stats, so it is also not included here. 4282 */ 4283 void 4284 ice_add_sysctls_eth_stats(struct sysctl_ctx_list *ctx, 4285 struct sysctl_oid *parent, 4286 struct ice_eth_stats *stats) 4287 { 4288 const struct ice_sysctl_info ctls[] = { 4289 /* Rx Stats */ 4290 { &stats->rx_bytes, "good_octets_rcvd", "Good Octets Received" }, 4291 { &stats->rx_unicast, "ucast_pkts_rcvd", "Unicast Packets Received" }, 4292 { &stats->rx_multicast, "mcast_pkts_rcvd", "Multicast Packets Received" }, 4293 { &stats->rx_broadcast, "bcast_pkts_rcvd", "Broadcast Packets Received" }, 4294 /* Tx Stats */ 4295 { &stats->tx_bytes, "good_octets_txd", "Good Octets Transmitted" }, 4296 { &stats->tx_unicast, "ucast_pkts_txd", "Unicast Packets Transmitted" }, 4297 { &stats->tx_multicast, "mcast_pkts_txd", "Multicast Packets Transmitted" }, 4298 { &stats->tx_broadcast, "bcast_pkts_txd", "Broadcast Packets Transmitted" }, 4299 /* End */ 4300 { 0, 0, 0 } 4301 }; 4302 4303 struct sysctl_oid_list *parent_list = SYSCTL_CHILDREN(parent); 4304 4305 const struct ice_sysctl_info *entry = ctls; 4306 while (entry->stat != 0) { 4307 SYSCTL_ADD_U64(ctx, parent_list, OID_AUTO, entry->name, 4308 CTLFLAG_RD | CTLFLAG_STATS, entry->stat, 0, 4309 entry->description); 4310 entry++; 4311 } 4312 } 4313 4314 /** 4315 * ice_sysctl_tx_cso_stat - Display Tx checksum offload statistic 4316 * @oidp: sysctl oid structure 4317 * @arg1: pointer to private data structure 4318 * @arg2: Tx CSO stat to read 4319 * @req: sysctl request pointer 4320 * 4321 * On read: Sums the per-queue Tx CSO stat and displays it. 4322 */ 4323 static int 4324 ice_sysctl_tx_cso_stat(SYSCTL_HANDLER_ARGS) 4325 { 4326 struct ice_vsi *vsi = (struct ice_vsi *)arg1; 4327 enum ice_tx_cso_stat type = (enum ice_tx_cso_stat)arg2; 4328 u64 stat = 0; 4329 int i; 4330 4331 if (ice_driver_is_detaching(vsi->sc)) 4332 return (ESHUTDOWN); 4333 4334 /* Check that the type is valid */ 4335 if (type >= ICE_CSO_STAT_TX_COUNT) 4336 return (EDOOFUS); 4337 4338 /* Sum the stat for each of the Tx queues */ 4339 for (i = 0; i < vsi->num_tx_queues; i++) 4340 stat += vsi->tx_queues[i].stats.cso[type]; 4341 4342 return sysctl_handle_64(oidp, NULL, stat, req); 4343 } 4344 4345 /** 4346 * ice_sysctl_rx_cso_stat - Display Rx checksum offload statistic 4347 * @oidp: sysctl oid structure 4348 * @arg1: pointer to private data structure 4349 * @arg2: Rx CSO stat to read 4350 * @req: sysctl request pointer 4351 * 4352 * On read: Sums the per-queue Rx CSO stat and displays it. 4353 */ 4354 static int 4355 ice_sysctl_rx_cso_stat(SYSCTL_HANDLER_ARGS) 4356 { 4357 struct ice_vsi *vsi = (struct ice_vsi *)arg1; 4358 enum ice_rx_cso_stat type = (enum ice_rx_cso_stat)arg2; 4359 u64 stat = 0; 4360 int i; 4361 4362 if (ice_driver_is_detaching(vsi->sc)) 4363 return (ESHUTDOWN); 4364 4365 /* Check that the type is valid */ 4366 if (type >= ICE_CSO_STAT_RX_COUNT) 4367 return (EDOOFUS); 4368 4369 /* Sum the stat for each of the Rx queues */ 4370 for (i = 0; i < vsi->num_rx_queues; i++) 4371 stat += vsi->rx_queues[i].stats.cso[type]; 4372 4373 return sysctl_handle_64(oidp, NULL, stat, req); 4374 } 4375 4376 /** 4377 * ice_sysctl_rx_errors_stat - Display aggregate of Rx errors 4378 * @oidp: sysctl oid structure 4379 * @arg1: pointer to private data structure 4380 * @arg2: unused 4381 * @req: sysctl request pointer 4382 * 4383 * On read: Sums current values of Rx error statistics and 4384 * displays it. 4385 */ 4386 static int 4387 ice_sysctl_rx_errors_stat(SYSCTL_HANDLER_ARGS) 4388 { 4389 struct ice_vsi *vsi = (struct ice_vsi *)arg1; 4390 struct ice_hw_port_stats *hs = &vsi->sc->stats.cur; 4391 u64 stat = 0; 4392 int i, type; 4393 4394 UNREFERENCED_PARAMETER(arg2); 4395 4396 if (ice_driver_is_detaching(vsi->sc)) 4397 return (ESHUTDOWN); 4398 4399 stat += hs->rx_undersize; 4400 stat += hs->rx_fragments; 4401 stat += hs->rx_oversize; 4402 stat += hs->rx_jabber; 4403 stat += hs->rx_len_errors; 4404 stat += hs->crc_errors; 4405 stat += hs->illegal_bytes; 4406 4407 /* Checksum error stats */ 4408 for (i = 0; i < vsi->num_rx_queues; i++) 4409 for (type = ICE_CSO_STAT_RX_IP4_ERR; 4410 type < ICE_CSO_STAT_RX_COUNT; 4411 type++) 4412 stat += vsi->rx_queues[i].stats.cso[type]; 4413 4414 return sysctl_handle_64(oidp, NULL, stat, req); 4415 } 4416 4417 /** 4418 * @struct ice_rx_cso_stat_info 4419 * @brief sysctl information for an Rx checksum offload statistic 4420 * 4421 * Structure used to simplify the process of defining the checksum offload 4422 * statistics. 4423 */ 4424 struct ice_rx_cso_stat_info { 4425 enum ice_rx_cso_stat type; 4426 const char *name; 4427 const char *description; 4428 }; 4429 4430 /** 4431 * @struct ice_tx_cso_stat_info 4432 * @brief sysctl information for a Tx checksum offload statistic 4433 * 4434 * Structure used to simplify the process of defining the checksum offload 4435 * statistics. 4436 */ 4437 struct ice_tx_cso_stat_info { 4438 enum ice_tx_cso_stat type; 4439 const char *name; 4440 const char *description; 4441 }; 4442 4443 /** 4444 * ice_add_sysctls_sw_stats - Add sysctls for software statistics 4445 * @vsi: pointer to the VSI to add sysctls for 4446 * @ctx: sysctl ctx to use 4447 * @parent: the parent node to add sysctls under 4448 * 4449 * Add statistics sysctls for software tracked statistics of a VSI. 4450 * 4451 * Currently this only adds checksum offload statistics, but more counters may 4452 * be added in the future. 4453 */ 4454 static void 4455 ice_add_sysctls_sw_stats(struct ice_vsi *vsi, 4456 struct sysctl_ctx_list *ctx, 4457 struct sysctl_oid *parent) 4458 { 4459 struct sysctl_oid *cso_node; 4460 struct sysctl_oid_list *cso_list; 4461 4462 /* Tx CSO Stats */ 4463 const struct ice_tx_cso_stat_info tx_ctls[] = { 4464 { ICE_CSO_STAT_TX_TCP, "tx_tcp", "Transmit TCP Packets marked for HW checksum" }, 4465 { ICE_CSO_STAT_TX_UDP, "tx_udp", "Transmit UDP Packets marked for HW checksum" }, 4466 { ICE_CSO_STAT_TX_SCTP, "tx_sctp", "Transmit SCTP Packets marked for HW checksum" }, 4467 { ICE_CSO_STAT_TX_IP4, "tx_ip4", "Transmit IPv4 Packets marked for HW checksum" }, 4468 { ICE_CSO_STAT_TX_IP6, "tx_ip6", "Transmit IPv6 Packets marked for HW checksum" }, 4469 { ICE_CSO_STAT_TX_L3_ERR, "tx_l3_err", "Transmit packets that driver failed to set L3 HW CSO bits for" }, 4470 { ICE_CSO_STAT_TX_L4_ERR, "tx_l4_err", "Transmit packets that driver failed to set L4 HW CSO bits for" }, 4471 /* End */ 4472 { ICE_CSO_STAT_TX_COUNT, 0, 0 } 4473 }; 4474 4475 /* Rx CSO Stats */ 4476 const struct ice_rx_cso_stat_info rx_ctls[] = { 4477 { ICE_CSO_STAT_RX_IP4_ERR, "rx_ip4_err", "Received packets with invalid IPv4 checksum indicated by HW" }, 4478 { ICE_CSO_STAT_RX_IP6_ERR, "rx_ip6_err", "Received IPv6 packets with extension headers" }, 4479 { ICE_CSO_STAT_RX_L3_ERR, "rx_l3_err", "Received packets with an unexpected invalid L3 checksum indicated by HW" }, 4480 { ICE_CSO_STAT_RX_TCP_ERR, "rx_tcp_err", "Received packets with invalid TCP checksum indicated by HW" }, 4481 { ICE_CSO_STAT_RX_UDP_ERR, "rx_udp_err", "Received packets with invalid UDP checksum indicated by HW" }, 4482 { ICE_CSO_STAT_RX_SCTP_ERR, "rx_sctp_err", "Received packets with invalid SCTP checksum indicated by HW" }, 4483 { ICE_CSO_STAT_RX_L4_ERR, "rx_l4_err", "Received packets with an unexpected invalid L4 checksum indicated by HW" }, 4484 /* End */ 4485 { ICE_CSO_STAT_RX_COUNT, 0, 0 } 4486 }; 4487 4488 struct sysctl_oid_list *parent_list = SYSCTL_CHILDREN(parent); 4489 4490 /* Add a node for statistics tracked by software. */ 4491 cso_node = SYSCTL_ADD_NODE(ctx, parent_list, OID_AUTO, "cso", CTLFLAG_RD, 4492 NULL, "Checksum offload Statistics"); 4493 cso_list = SYSCTL_CHILDREN(cso_node); 4494 4495 const struct ice_tx_cso_stat_info *tx_entry = tx_ctls; 4496 while (tx_entry->name && tx_entry->description) { 4497 SYSCTL_ADD_PROC(ctx, cso_list, OID_AUTO, tx_entry->name, 4498 CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_STATS, 4499 vsi, tx_entry->type, ice_sysctl_tx_cso_stat, "QU", 4500 tx_entry->description); 4501 tx_entry++; 4502 } 4503 4504 const struct ice_rx_cso_stat_info *rx_entry = rx_ctls; 4505 while (rx_entry->name && rx_entry->description) { 4506 SYSCTL_ADD_PROC(ctx, cso_list, OID_AUTO, rx_entry->name, 4507 CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_STATS, 4508 vsi, rx_entry->type, ice_sysctl_rx_cso_stat, "QU", 4509 rx_entry->description); 4510 rx_entry++; 4511 } 4512 } 4513 4514 /** 4515 * ice_add_vsi_sysctls - Add sysctls for a VSI 4516 * @vsi: pointer to VSI structure 4517 * 4518 * Add various sysctls for a given VSI. 4519 */ 4520 void 4521 ice_add_vsi_sysctls(struct ice_vsi *vsi) 4522 { 4523 struct sysctl_ctx_list *ctx = &vsi->ctx; 4524 struct sysctl_oid *hw_node, *sw_node; 4525 struct sysctl_oid_list *vsi_list, *hw_list; 4526 4527 vsi_list = SYSCTL_CHILDREN(vsi->vsi_node); 4528 4529 /* Keep hw stats in their own node. */ 4530 hw_node = SYSCTL_ADD_NODE(ctx, vsi_list, OID_AUTO, "hw", CTLFLAG_RD, 4531 NULL, "VSI Hardware Statistics"); 4532 hw_list = SYSCTL_CHILDREN(hw_node); 4533 4534 /* Add the ethernet statistics for this VSI */ 4535 ice_add_sysctls_eth_stats(ctx, hw_node, &vsi->hw_stats.cur); 4536 4537 SYSCTL_ADD_U64(ctx, hw_list, OID_AUTO, "rx_discards", 4538 CTLFLAG_RD | CTLFLAG_STATS, &vsi->hw_stats.cur.rx_discards, 4539 0, "Discarded Rx Packets (see rx_errors or rx_no_desc)"); 4540 4541 SYSCTL_ADD_PROC(ctx, hw_list, OID_AUTO, "rx_errors", 4542 CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_STATS, 4543 vsi, 0, ice_sysctl_rx_errors_stat, "QU", 4544 "Aggregate of all Rx errors"); 4545 4546 SYSCTL_ADD_U64(ctx, hw_list, OID_AUTO, "rx_no_desc", 4547 CTLFLAG_RD | CTLFLAG_STATS, &vsi->hw_stats.cur.rx_no_desc, 4548 0, "Rx Packets Discarded Due To Lack Of Descriptors"); 4549 4550 SYSCTL_ADD_U64(ctx, hw_list, OID_AUTO, "tx_errors", 4551 CTLFLAG_RD | CTLFLAG_STATS, &vsi->hw_stats.cur.tx_errors, 4552 0, "Tx Packets Discarded Due To Error"); 4553 4554 /* Add a node for statistics tracked by software. */ 4555 sw_node = SYSCTL_ADD_NODE(ctx, vsi_list, OID_AUTO, "sw", CTLFLAG_RD, 4556 NULL, "VSI Software Statistics"); 4557 4558 ice_add_sysctls_sw_stats(vsi, ctx, sw_node); 4559 } 4560 4561 /** 4562 * ice_add_sysctls_mac_pfc_one_stat - Add sysctl node for a PFC statistic 4563 * @ctx: sysctl ctx to use 4564 * @parent_list: parent sysctl list to add sysctls under 4565 * @pfc_stat_location: address of statistic for sysctl to display 4566 * @node_name: Name for statistic node 4567 * @descr: Description used for nodes added in this function 4568 * 4569 * A helper function for ice_add_sysctls_mac_pfc_stats that adds a node 4570 * for a stat and leaves for each traffic class for that stat. 4571 */ 4572 static void 4573 ice_add_sysctls_mac_pfc_one_stat(struct sysctl_ctx_list *ctx, 4574 struct sysctl_oid_list *parent_list, 4575 u64* pfc_stat_location, 4576 const char *node_name, 4577 const char *descr) 4578 { 4579 struct sysctl_oid_list *node_list; 4580 struct sysctl_oid *node; 4581 struct sbuf *namebuf, *descbuf; 4582 4583 node = SYSCTL_ADD_NODE(ctx, parent_list, OID_AUTO, node_name, CTLFLAG_RD, 4584 NULL, descr); 4585 node_list = SYSCTL_CHILDREN(node); 4586 4587 namebuf = sbuf_new_auto(); 4588 descbuf = sbuf_new_auto(); 4589 for (int i = 0; i < ICE_MAX_DCB_TCS; i++) { 4590 sbuf_clear(namebuf); 4591 sbuf_clear(descbuf); 4592 4593 sbuf_printf(namebuf, "%d", i); 4594 sbuf_printf(descbuf, "%s for TC %d", descr, i); 4595 4596 sbuf_finish(namebuf); 4597 sbuf_finish(descbuf); 4598 4599 SYSCTL_ADD_U64(ctx, node_list, OID_AUTO, sbuf_data(namebuf), 4600 CTLFLAG_RD | CTLFLAG_STATS, &pfc_stat_location[i], 0, 4601 sbuf_data(descbuf)); 4602 } 4603 4604 sbuf_delete(namebuf); 4605 sbuf_delete(descbuf); 4606 } 4607 4608 /** 4609 * ice_add_sysctls_mac_pfc_stats - Add sysctls for MAC PFC statistics 4610 * @ctx: the sysctl ctx to use 4611 * @parent: parent node to add the sysctls under 4612 * @stats: the hw ports stat structure to pull values from 4613 * 4614 * Add global Priority Flow Control MAC statistics sysctls. These are 4615 * structured as a node with the PFC statistic, where there are eight 4616 * nodes for each traffic class. 4617 */ 4618 static void 4619 ice_add_sysctls_mac_pfc_stats(struct sysctl_ctx_list *ctx, 4620 struct sysctl_oid *parent, 4621 struct ice_hw_port_stats *stats) 4622 { 4623 struct sysctl_oid_list *parent_list; 4624 4625 parent_list = SYSCTL_CHILDREN(parent); 4626 4627 ice_add_sysctls_mac_pfc_one_stat(ctx, parent_list, stats->priority_xon_rx, 4628 "p_xon_recvd", "PFC XON received"); 4629 ice_add_sysctls_mac_pfc_one_stat(ctx, parent_list, stats->priority_xoff_rx, 4630 "p_xoff_recvd", "PFC XOFF received"); 4631 ice_add_sysctls_mac_pfc_one_stat(ctx, parent_list, stats->priority_xon_tx, 4632 "p_xon_txd", "PFC XON transmitted"); 4633 ice_add_sysctls_mac_pfc_one_stat(ctx, parent_list, stats->priority_xoff_tx, 4634 "p_xoff_txd", "PFC XOFF transmitted"); 4635 ice_add_sysctls_mac_pfc_one_stat(ctx, parent_list, stats->priority_xon_2_xoff, 4636 "p_xon2xoff", "PFC XON to XOFF transitions"); 4637 } 4638 4639 /** 4640 * ice_add_sysctls_mac_stats - Add sysctls for global MAC statistics 4641 * @ctx: the sysctl ctx to use 4642 * @parent: parent node to add the sysctls under 4643 * @stats: the hw ports stat structure to pull values from 4644 * 4645 * Add global MAC statistics sysctls. 4646 */ 4647 void 4648 ice_add_sysctls_mac_stats(struct sysctl_ctx_list *ctx, 4649 struct sysctl_oid *parent, 4650 struct ice_hw_port_stats *stats) 4651 { 4652 struct sysctl_oid *mac_node; 4653 struct sysctl_oid_list *parent_list, *mac_list; 4654 4655 parent_list = SYSCTL_CHILDREN(parent); 4656 4657 mac_node = SYSCTL_ADD_NODE(ctx, parent_list, OID_AUTO, "mac", CTLFLAG_RD, 4658 NULL, "Mac Hardware Statistics"); 4659 mac_list = SYSCTL_CHILDREN(mac_node); 4660 4661 /* Add the ethernet statistics common to VSI and MAC */ 4662 ice_add_sysctls_eth_stats(ctx, mac_node, &stats->eth); 4663 4664 /* Add PFC stats that add per-TC counters */ 4665 ice_add_sysctls_mac_pfc_stats(ctx, mac_node, stats); 4666 4667 const struct ice_sysctl_info ctls[] = { 4668 /* Packet Reception Stats */ 4669 {&stats->rx_size_64, "rx_frames_64", "64 byte frames received"}, 4670 {&stats->rx_size_127, "rx_frames_65_127", "65-127 byte frames received"}, 4671 {&stats->rx_size_255, "rx_frames_128_255", "128-255 byte frames received"}, 4672 {&stats->rx_size_511, "rx_frames_256_511", "256-511 byte frames received"}, 4673 {&stats->rx_size_1023, "rx_frames_512_1023", "512-1023 byte frames received"}, 4674 {&stats->rx_size_1522, "rx_frames_1024_1522", "1024-1522 byte frames received"}, 4675 {&stats->rx_size_big, "rx_frames_big", "1523-9522 byte frames received"}, 4676 {&stats->rx_undersize, "rx_undersize", "Undersized packets received"}, 4677 {&stats->rx_fragments, "rx_fragmented", "Fragmented packets received"}, 4678 {&stats->rx_oversize, "rx_oversized", "Oversized packets received"}, 4679 {&stats->rx_jabber, "rx_jabber", "Received Jabber"}, 4680 {&stats->rx_len_errors, "rx_length_errors", "Receive Length Errors"}, 4681 {&stats->eth.rx_discards, "rx_discards", 4682 "Discarded Rx Packets by Port (shortage of storage space)"}, 4683 /* Packet Transmission Stats */ 4684 {&stats->tx_size_64, "tx_frames_64", "64 byte frames transmitted"}, 4685 {&stats->tx_size_127, "tx_frames_65_127", "65-127 byte frames transmitted"}, 4686 {&stats->tx_size_255, "tx_frames_128_255", "128-255 byte frames transmitted"}, 4687 {&stats->tx_size_511, "tx_frames_256_511", "256-511 byte frames transmitted"}, 4688 {&stats->tx_size_1023, "tx_frames_512_1023", "512-1023 byte frames transmitted"}, 4689 {&stats->tx_size_1522, "tx_frames_1024_1522", "1024-1522 byte frames transmitted"}, 4690 {&stats->tx_size_big, "tx_frames_big", "1523-9522 byte frames transmitted"}, 4691 {&stats->tx_dropped_link_down, "tx_dropped", "Tx Dropped Due To Link Down"}, 4692 /* Flow control */ 4693 {&stats->link_xon_tx, "xon_txd", "Link XON transmitted"}, 4694 {&stats->link_xon_rx, "xon_recvd", "Link XON received"}, 4695 {&stats->link_xoff_tx, "xoff_txd", "Link XOFF transmitted"}, 4696 {&stats->link_xoff_rx, "xoff_recvd", "Link XOFF received"}, 4697 /* Other */ 4698 {&stats->crc_errors, "crc_errors", "CRC Errors"}, 4699 {&stats->illegal_bytes, "illegal_bytes", "Illegal Byte Errors"}, 4700 {&stats->mac_local_faults, "local_faults", "MAC Local Faults"}, 4701 {&stats->mac_remote_faults, "remote_faults", "MAC Remote Faults"}, 4702 /* End */ 4703 { 0, 0, 0 } 4704 }; 4705 4706 const struct ice_sysctl_info *entry = ctls; 4707 while (entry->stat != 0) { 4708 SYSCTL_ADD_U64(ctx, mac_list, OID_AUTO, entry->name, 4709 CTLFLAG_RD | CTLFLAG_STATS, entry->stat, 0, 4710 entry->description); 4711 entry++; 4712 } 4713 } 4714 4715 /** 4716 * ice_configure_misc_interrupts - enable 'other' interrupt causes 4717 * @sc: pointer to device private softc 4718 * 4719 * Enable various "other" interrupt causes, and associate them to interrupt 0, 4720 * which is our administrative interrupt. 4721 */ 4722 void 4723 ice_configure_misc_interrupts(struct ice_softc *sc) 4724 { 4725 struct ice_hw *hw = &sc->hw; 4726 u32 val; 4727 4728 /* Read the OICR register to clear it */ 4729 rd32(hw, PFINT_OICR); 4730 4731 /* Enable useful "other" interrupt causes */ 4732 val = (PFINT_OICR_ECC_ERR_M | 4733 PFINT_OICR_MAL_DETECT_M | 4734 PFINT_OICR_GRST_M | 4735 PFINT_OICR_PCI_EXCEPTION_M | 4736 PFINT_OICR_VFLR_M | 4737 PFINT_OICR_HMC_ERR_M | 4738 PFINT_OICR_PE_CRITERR_M); 4739 4740 wr32(hw, PFINT_OICR_ENA, val); 4741 4742 /* Note that since we're using MSI-X index 0, and ITR index 0, we do 4743 * not explicitly program them when writing to the PFINT_*_CTL 4744 * registers. Nevertheless, these writes are associating the 4745 * interrupts with the ITR 0 vector 4746 */ 4747 4748 /* Associate the OICR interrupt with ITR 0, and enable it */ 4749 wr32(hw, PFINT_OICR_CTL, PFINT_OICR_CTL_CAUSE_ENA_M); 4750 4751 /* Associate the Mailbox interrupt with ITR 0, and enable it */ 4752 wr32(hw, PFINT_MBX_CTL, PFINT_MBX_CTL_CAUSE_ENA_M); 4753 4754 /* Associate the AdminQ interrupt with ITR 0, and enable it */ 4755 wr32(hw, PFINT_FW_CTL, PFINT_FW_CTL_CAUSE_ENA_M); 4756 } 4757 4758 /** 4759 * ice_filter_is_mcast - Check if info is a multicast filter 4760 * @vsi: vsi structure addresses are targeted towards 4761 * @info: filter info 4762 * 4763 * @returns true if the provided info is a multicast filter, and false 4764 * otherwise. 4765 */ 4766 static bool 4767 ice_filter_is_mcast(struct ice_vsi *vsi, struct ice_fltr_info *info) 4768 { 4769 const u8 *addr = info->l_data.mac.mac_addr; 4770 4771 /* 4772 * Check if this info matches a multicast filter added by 4773 * ice_add_mac_to_list 4774 */ 4775 if ((info->flag == ICE_FLTR_TX) && 4776 (info->src_id == ICE_SRC_ID_VSI) && 4777 (info->lkup_type == ICE_SW_LKUP_MAC) && 4778 (info->vsi_handle == vsi->idx) && 4779 ETHER_IS_MULTICAST(addr) && !ETHER_IS_BROADCAST(addr)) 4780 return true; 4781 4782 return false; 4783 } 4784 4785 /** 4786 * @struct ice_mcast_sync_data 4787 * @brief data used by ice_sync_one_mcast_filter function 4788 * 4789 * Structure used to store data needed for processing by the 4790 * ice_sync_one_mcast_filter. This structure contains a linked list of filters 4791 * to be added, an error indication, and a pointer to the device softc. 4792 */ 4793 struct ice_mcast_sync_data { 4794 struct ice_list_head add_list; 4795 struct ice_softc *sc; 4796 int err; 4797 }; 4798 4799 /** 4800 * ice_sync_one_mcast_filter - Check if we need to program the filter 4801 * @p: void pointer to algorithm data 4802 * @sdl: link level socket address 4803 * @count: unused count value 4804 * 4805 * Called by if_foreach_llmaddr to operate on each filter in the ifp filter 4806 * list. For the given address, search our internal list to see if we have 4807 * found the filter. If not, add it to our list of filters that need to be 4808 * programmed. 4809 * 4810 * @returns (1) if we've actually setup the filter to be added 4811 */ 4812 static u_int 4813 ice_sync_one_mcast_filter(void *p, struct sockaddr_dl *sdl, 4814 u_int __unused count) 4815 { 4816 struct ice_mcast_sync_data *data = (struct ice_mcast_sync_data *)p; 4817 struct ice_softc *sc = data->sc; 4818 struct ice_hw *hw = &sc->hw; 4819 struct ice_switch_info *sw = hw->switch_info; 4820 const u8 *sdl_addr = (const u8 *)LLADDR(sdl); 4821 struct ice_fltr_mgmt_list_entry *itr; 4822 struct ice_list_head *rules; 4823 int err; 4824 4825 rules = &sw->recp_list[ICE_SW_LKUP_MAC].filt_rules; 4826 4827 /* 4828 * If a previous filter already indicated an error, there is no need 4829 * for us to finish processing the rest of the filters. 4830 */ 4831 if (data->err) 4832 return (0); 4833 4834 /* See if this filter has already been programmed */ 4835 LIST_FOR_EACH_ENTRY(itr, rules, ice_fltr_mgmt_list_entry, list_entry) { 4836 struct ice_fltr_info *info = &itr->fltr_info; 4837 const u8 *addr = info->l_data.mac.mac_addr; 4838 4839 /* Only check multicast filters */ 4840 if (!ice_filter_is_mcast(&sc->pf_vsi, info)) 4841 continue; 4842 4843 /* 4844 * If this filter matches, mark the internal filter as 4845 * "found", and exit. 4846 */ 4847 if (bcmp(addr, sdl_addr, ETHER_ADDR_LEN) == 0) { 4848 itr->marker = ICE_FLTR_FOUND; 4849 return (1); 4850 } 4851 } 4852 4853 /* 4854 * If we failed to locate the filter in our internal list, we need to 4855 * place it into our add list. 4856 */ 4857 err = ice_add_mac_to_list(&sc->pf_vsi, &data->add_list, sdl_addr, 4858 ICE_FWD_TO_VSI); 4859 if (err) { 4860 device_printf(sc->dev, 4861 "Failed to place MAC %6D onto add list, err %s\n", 4862 sdl_addr, ":", ice_err_str(err)); 4863 data->err = err; 4864 4865 return (0); 4866 } 4867 4868 return (1); 4869 } 4870 4871 /** 4872 * ice_sync_multicast_filters - Synchronize OS and internal filter list 4873 * @sc: device private structure 4874 * 4875 * Called in response to SIOCDELMULTI to synchronize the operating system 4876 * multicast address list with the internal list of filters programmed to 4877 * firmware. 4878 * 4879 * Works in one phase to find added and deleted filters using a marker bit on 4880 * the internal list. 4881 * 4882 * First, a loop over the internal list clears the marker bit. Second, for 4883 * each filter in the ifp list is checked. If we find it in the internal list, 4884 * the marker bit is set. Otherwise, the filter is added to the add list. 4885 * Third, a loop over the internal list determines if any filters have not 4886 * been found. Each of these is added to the delete list. Finally, the add and 4887 * delete lists are programmed to firmware to update the filters. 4888 * 4889 * @returns zero on success or an integer error code on failure. 4890 */ 4891 int 4892 ice_sync_multicast_filters(struct ice_softc *sc) 4893 { 4894 struct ice_hw *hw = &sc->hw; 4895 struct ice_switch_info *sw = hw->switch_info; 4896 struct ice_fltr_mgmt_list_entry *itr; 4897 struct ice_mcast_sync_data data = {}; 4898 struct ice_list_head *rules, remove_list; 4899 enum ice_status status; 4900 int err = 0; 4901 4902 INIT_LIST_HEAD(&data.add_list); 4903 INIT_LIST_HEAD(&remove_list); 4904 data.sc = sc; 4905 data.err = 0; 4906 4907 rules = &sw->recp_list[ICE_SW_LKUP_MAC].filt_rules; 4908 4909 /* Acquire the lock for the entire duration */ 4910 ice_acquire_lock(&sw->recp_list[ICE_SW_LKUP_MAC].filt_rule_lock); 4911 4912 /* (1) Reset the marker state for all filters */ 4913 LIST_FOR_EACH_ENTRY(itr, rules, ice_fltr_mgmt_list_entry, list_entry) 4914 itr->marker = ICE_FLTR_NOT_FOUND; 4915 4916 /* (2) determine which filters need to be added and removed */ 4917 if_foreach_llmaddr(sc->ifp, ice_sync_one_mcast_filter, (void *)&data); 4918 if (data.err) { 4919 /* ice_sync_one_mcast_filter already prints an error */ 4920 err = data.err; 4921 ice_release_lock(&sw->recp_list[ICE_SW_LKUP_MAC].filt_rule_lock); 4922 goto free_filter_lists; 4923 } 4924 4925 LIST_FOR_EACH_ENTRY(itr, rules, ice_fltr_mgmt_list_entry, list_entry) { 4926 struct ice_fltr_info *info = &itr->fltr_info; 4927 const u8 *addr = info->l_data.mac.mac_addr; 4928 4929 /* Only check multicast filters */ 4930 if (!ice_filter_is_mcast(&sc->pf_vsi, info)) 4931 continue; 4932 4933 /* 4934 * If the filter is not marked as found, then it must no 4935 * longer be in the ifp address list, so we need to remove it. 4936 */ 4937 if (itr->marker == ICE_FLTR_NOT_FOUND) { 4938 err = ice_add_mac_to_list(&sc->pf_vsi, &remove_list, 4939 addr, ICE_FWD_TO_VSI); 4940 if (err) { 4941 device_printf(sc->dev, 4942 "Failed to place MAC %6D onto remove list, err %s\n", 4943 addr, ":", ice_err_str(err)); 4944 ice_release_lock(&sw->recp_list[ICE_SW_LKUP_MAC].filt_rule_lock); 4945 goto free_filter_lists; 4946 } 4947 } 4948 } 4949 4950 ice_release_lock(&sw->recp_list[ICE_SW_LKUP_MAC].filt_rule_lock); 4951 4952 status = ice_add_mac(hw, &data.add_list); 4953 if (status) { 4954 device_printf(sc->dev, 4955 "Could not add new MAC filters, err %s aq_err %s\n", 4956 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 4957 err = (EIO); 4958 goto free_filter_lists; 4959 } 4960 4961 status = ice_remove_mac(hw, &remove_list); 4962 if (status) { 4963 device_printf(sc->dev, 4964 "Could not remove old MAC filters, err %s aq_err %s\n", 4965 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 4966 err = (EIO); 4967 goto free_filter_lists; 4968 } 4969 4970 free_filter_lists: 4971 ice_free_fltr_list(&data.add_list); 4972 ice_free_fltr_list(&remove_list); 4973 4974 return (err); 4975 } 4976 4977 /** 4978 * ice_add_vlan_hw_filter - Add a VLAN filter for a given VSI 4979 * @vsi: The VSI to add the filter for 4980 * @vid: VLAN to add 4981 * 4982 * Programs a HW filter so that the given VSI will receive the specified VLAN. 4983 */ 4984 enum ice_status 4985 ice_add_vlan_hw_filter(struct ice_vsi *vsi, u16 vid) 4986 { 4987 struct ice_hw *hw = &vsi->sc->hw; 4988 struct ice_list_head vlan_list; 4989 struct ice_fltr_list_entry vlan_entry; 4990 4991 INIT_LIST_HEAD(&vlan_list); 4992 memset(&vlan_entry, 0, sizeof(vlan_entry)); 4993 4994 vlan_entry.fltr_info.lkup_type = ICE_SW_LKUP_VLAN; 4995 vlan_entry.fltr_info.fltr_act = ICE_FWD_TO_VSI; 4996 vlan_entry.fltr_info.flag = ICE_FLTR_TX; 4997 vlan_entry.fltr_info.src_id = ICE_SRC_ID_VSI; 4998 vlan_entry.fltr_info.vsi_handle = vsi->idx; 4999 vlan_entry.fltr_info.l_data.vlan.vlan_id = vid; 5000 5001 LIST_ADD(&vlan_entry.list_entry, &vlan_list); 5002 5003 return ice_add_vlan(hw, &vlan_list); 5004 } 5005 5006 /** 5007 * ice_remove_vlan_hw_filter - Remove a VLAN filter for a given VSI 5008 * @vsi: The VSI to add the filter for 5009 * @vid: VLAN to remove 5010 * 5011 * Removes a previously programmed HW filter for the specified VSI. 5012 */ 5013 enum ice_status 5014 ice_remove_vlan_hw_filter(struct ice_vsi *vsi, u16 vid) 5015 { 5016 struct ice_hw *hw = &vsi->sc->hw; 5017 struct ice_list_head vlan_list; 5018 struct ice_fltr_list_entry vlan_entry; 5019 5020 INIT_LIST_HEAD(&vlan_list); 5021 memset(&vlan_entry, 0, sizeof(vlan_entry)); 5022 5023 vlan_entry.fltr_info.lkup_type = ICE_SW_LKUP_VLAN; 5024 vlan_entry.fltr_info.fltr_act = ICE_FWD_TO_VSI; 5025 vlan_entry.fltr_info.flag = ICE_FLTR_TX; 5026 vlan_entry.fltr_info.src_id = ICE_SRC_ID_VSI; 5027 vlan_entry.fltr_info.vsi_handle = vsi->idx; 5028 vlan_entry.fltr_info.l_data.vlan.vlan_id = vid; 5029 5030 LIST_ADD(&vlan_entry.list_entry, &vlan_list); 5031 5032 return ice_remove_vlan(hw, &vlan_list); 5033 } 5034 5035 #define ICE_SYSCTL_HELP_RX_ITR \ 5036 "\nControl Rx interrupt throttle rate." \ 5037 "\n\t0-8160 - sets interrupt rate in usecs" \ 5038 "\n\t -1 - reset the Rx itr to default" 5039 5040 /** 5041 * ice_sysctl_rx_itr - Display or change the Rx ITR for a VSI 5042 * @oidp: sysctl oid structure 5043 * @arg1: pointer to private data structure 5044 * @arg2: unused 5045 * @req: sysctl request pointer 5046 * 5047 * On read: Displays the current Rx ITR value 5048 * on write: Sets the Rx ITR value, reconfiguring device if it is up 5049 */ 5050 static int 5051 ice_sysctl_rx_itr(SYSCTL_HANDLER_ARGS) 5052 { 5053 struct ice_vsi *vsi = (struct ice_vsi *)arg1; 5054 struct ice_softc *sc = vsi->sc; 5055 int increment, ret; 5056 5057 UNREFERENCED_PARAMETER(arg2); 5058 5059 if (ice_driver_is_detaching(sc)) 5060 return (ESHUTDOWN); 5061 5062 ret = sysctl_handle_16(oidp, &vsi->rx_itr, 0, req); 5063 if ((ret) || (req->newptr == NULL)) 5064 return (ret); 5065 5066 if (vsi->rx_itr < 0) 5067 vsi->rx_itr = ICE_DFLT_RX_ITR; 5068 if (vsi->rx_itr > ICE_ITR_MAX) 5069 vsi->rx_itr = ICE_ITR_MAX; 5070 5071 /* Assume 2usec increment if it hasn't been loaded yet */ 5072 increment = sc->hw.itr_gran ? : 2; 5073 5074 /* We need to round the value to the hardware's ITR granularity */ 5075 vsi->rx_itr = (vsi->rx_itr / increment ) * increment; 5076 5077 /* If the driver has finished initializing, then we need to reprogram 5078 * the ITR registers now. Otherwise, they will be programmed during 5079 * driver initialization. 5080 */ 5081 if (ice_test_state(&sc->state, ICE_STATE_DRIVER_INITIALIZED)) 5082 ice_configure_rx_itr(vsi); 5083 5084 return (0); 5085 } 5086 5087 #define ICE_SYSCTL_HELP_TX_ITR \ 5088 "\nControl Tx interrupt throttle rate." \ 5089 "\n\t0-8160 - sets interrupt rate in usecs" \ 5090 "\n\t -1 - reset the Tx itr to default" 5091 5092 /** 5093 * ice_sysctl_tx_itr - Display or change the Tx ITR for a VSI 5094 * @oidp: sysctl oid structure 5095 * @arg1: pointer to private data structure 5096 * @arg2: unused 5097 * @req: sysctl request pointer 5098 * 5099 * On read: Displays the current Tx ITR value 5100 * on write: Sets the Tx ITR value, reconfiguring device if it is up 5101 */ 5102 static int 5103 ice_sysctl_tx_itr(SYSCTL_HANDLER_ARGS) 5104 { 5105 struct ice_vsi *vsi = (struct ice_vsi *)arg1; 5106 struct ice_softc *sc = vsi->sc; 5107 int increment, ret; 5108 5109 UNREFERENCED_PARAMETER(arg2); 5110 5111 if (ice_driver_is_detaching(sc)) 5112 return (ESHUTDOWN); 5113 5114 ret = sysctl_handle_16(oidp, &vsi->tx_itr, 0, req); 5115 if ((ret) || (req->newptr == NULL)) 5116 return (ret); 5117 5118 /* Allow configuring a negative value to reset to the default */ 5119 if (vsi->tx_itr < 0) 5120 vsi->tx_itr = ICE_DFLT_TX_ITR; 5121 if (vsi->tx_itr > ICE_ITR_MAX) 5122 vsi->tx_itr = ICE_ITR_MAX; 5123 5124 /* Assume 2usec increment if it hasn't been loaded yet */ 5125 increment = sc->hw.itr_gran ? : 2; 5126 5127 /* We need to round the value to the hardware's ITR granularity */ 5128 vsi->tx_itr = (vsi->tx_itr / increment ) * increment; 5129 5130 /* If the driver has finished initializing, then we need to reprogram 5131 * the ITR registers now. Otherwise, they will be programmed during 5132 * driver initialization. 5133 */ 5134 if (ice_test_state(&sc->state, ICE_STATE_DRIVER_INITIALIZED)) 5135 ice_configure_tx_itr(vsi); 5136 5137 return (0); 5138 } 5139 5140 /** 5141 * ice_add_vsi_tunables - Add tunables and nodes for a VSI 5142 * @vsi: pointer to VSI structure 5143 * @parent: parent node to add the tunables under 5144 * 5145 * Create a sysctl context for the VSI, so that sysctls for the VSI can be 5146 * dynamically removed upon VSI removal. 5147 * 5148 * Add various tunables and set up the basic node structure for the VSI. Must 5149 * be called *prior* to ice_add_vsi_sysctls. It should be called as soon as 5150 * possible after the VSI memory is initialized. 5151 * 5152 * VSI specific sysctls with CTLFLAG_TUN should be initialized here so that 5153 * their values can be read from loader.conf prior to their first use in the 5154 * driver. 5155 */ 5156 void 5157 ice_add_vsi_tunables(struct ice_vsi *vsi, struct sysctl_oid *parent) 5158 { 5159 struct sysctl_oid_list *vsi_list; 5160 char vsi_name[32], vsi_desc[32]; 5161 5162 struct sysctl_oid_list *parent_list = SYSCTL_CHILDREN(parent); 5163 5164 /* Initialize the sysctl context for this VSI */ 5165 sysctl_ctx_init(&vsi->ctx); 5166 5167 /* Add a node to collect this VSI's statistics together */ 5168 snprintf(vsi_name, sizeof(vsi_name), "%u", vsi->idx); 5169 snprintf(vsi_desc, sizeof(vsi_desc), "VSI %u", vsi->idx); 5170 vsi->vsi_node = SYSCTL_ADD_NODE(&vsi->ctx, parent_list, OID_AUTO, vsi_name, 5171 CTLFLAG_RD, NULL, vsi_desc); 5172 vsi_list = SYSCTL_CHILDREN(vsi->vsi_node); 5173 5174 vsi->rx_itr = ICE_DFLT_TX_ITR; 5175 SYSCTL_ADD_PROC(&vsi->ctx, vsi_list, OID_AUTO, "rx_itr", 5176 CTLTYPE_S16 | CTLFLAG_RWTUN, 5177 vsi, 0, ice_sysctl_rx_itr, "S", 5178 ICE_SYSCTL_HELP_RX_ITR); 5179 5180 vsi->tx_itr = ICE_DFLT_TX_ITR; 5181 SYSCTL_ADD_PROC(&vsi->ctx, vsi_list, OID_AUTO, "tx_itr", 5182 CTLTYPE_S16 | CTLFLAG_RWTUN, 5183 vsi, 0, ice_sysctl_tx_itr, "S", 5184 ICE_SYSCTL_HELP_TX_ITR); 5185 } 5186 5187 /** 5188 * ice_del_vsi_sysctl_ctx - Delete the sysctl context(s) of a VSI 5189 * @vsi: the VSI to remove contexts for 5190 * 5191 * Free the context for the VSI sysctls. This includes the main context, as 5192 * well as the per-queue sysctls. 5193 */ 5194 void 5195 ice_del_vsi_sysctl_ctx(struct ice_vsi *vsi) 5196 { 5197 device_t dev = vsi->sc->dev; 5198 int err; 5199 5200 if (vsi->vsi_node) { 5201 err = sysctl_ctx_free(&vsi->ctx); 5202 if (err) 5203 device_printf(dev, "failed to free VSI %d sysctl context, err %s\n", 5204 vsi->idx, ice_err_str(err)); 5205 vsi->vsi_node = NULL; 5206 } 5207 } 5208 5209 /** 5210 * ice_add_device_tunables - Add early tunable sysctls and sysctl nodes 5211 * @sc: device private structure 5212 * 5213 * Add per-device dynamic tunable sysctls, and setup the general sysctl trees 5214 * for re-use by ice_add_device_sysctls. 5215 * 5216 * In order for the sysctl fields to be initialized before use, this function 5217 * should be called as early as possible during attach activities. 5218 * 5219 * Any non-global sysctl marked as CTLFLAG_TUN should likely be initialized 5220 * here in this function, rather than later in ice_add_device_sysctls. 5221 * 5222 * To make things easier, this function is also expected to setup the various 5223 * sysctl nodes in addition to tunables so that other sysctls which can't be 5224 * initialized early can hook into the same nodes. 5225 */ 5226 void 5227 ice_add_device_tunables(struct ice_softc *sc) 5228 { 5229 device_t dev = sc->dev; 5230 5231 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(dev); 5232 struct sysctl_oid_list *ctx_list = 5233 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)); 5234 5235 sc->enable_health_events = ice_enable_health_events; 5236 5237 SYSCTL_ADD_BOOL(ctx, ctx_list, OID_AUTO, "enable_health_events", 5238 CTLFLAG_RDTUN, &sc->enable_health_events, 0, 5239 "Enable FW health event reporting for this PF"); 5240 5241 /* Add a node to track VSI sysctls. Keep track of the node in the 5242 * softc so that we can hook other sysctls into it later. This 5243 * includes both the VSI statistics, as well as potentially dynamic 5244 * VSIs in the future. 5245 */ 5246 5247 sc->vsi_sysctls = SYSCTL_ADD_NODE(ctx, ctx_list, OID_AUTO, "vsi", 5248 CTLFLAG_RD, NULL, "VSI Configuration and Statistics"); 5249 5250 /* Add debug tunables */ 5251 ice_add_debug_tunables(sc); 5252 } 5253 5254 /** 5255 * ice_sysctl_dump_mac_filters - Dump a list of all HW MAC Filters 5256 * @oidp: sysctl oid structure 5257 * @arg1: pointer to private data structure 5258 * @arg2: unused 5259 * @req: sysctl request pointer 5260 * 5261 * Callback for "mac_filters" sysctl to dump the programmed MAC filters. 5262 */ 5263 static int 5264 ice_sysctl_dump_mac_filters(SYSCTL_HANDLER_ARGS) 5265 { 5266 struct ice_softc *sc = (struct ice_softc *)arg1; 5267 struct ice_hw *hw = &sc->hw; 5268 struct ice_switch_info *sw = hw->switch_info; 5269 struct ice_fltr_mgmt_list_entry *fm_entry; 5270 struct ice_list_head *rule_head; 5271 struct ice_lock *rule_lock; 5272 struct ice_fltr_info *fi; 5273 struct sbuf *sbuf; 5274 int ret; 5275 5276 UNREFERENCED_PARAMETER(oidp); 5277 UNREFERENCED_PARAMETER(arg2); 5278 5279 if (ice_driver_is_detaching(sc)) 5280 return (ESHUTDOWN); 5281 5282 /* Wire the old buffer so we can take a non-sleepable lock */ 5283 ret = sysctl_wire_old_buffer(req, 0); 5284 if (ret) 5285 return (ret); 5286 5287 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 5288 5289 rule_lock = &sw->recp_list[ICE_SW_LKUP_MAC].filt_rule_lock; 5290 rule_head = &sw->recp_list[ICE_SW_LKUP_MAC].filt_rules; 5291 5292 sbuf_printf(sbuf, "MAC Filter List"); 5293 5294 ice_acquire_lock(rule_lock); 5295 5296 LIST_FOR_EACH_ENTRY(fm_entry, rule_head, ice_fltr_mgmt_list_entry, list_entry) { 5297 fi = &fm_entry->fltr_info; 5298 5299 sbuf_printf(sbuf, 5300 "\nmac = %6D, vsi_handle = %3d, fw_act_flag = %5s, lb_en = %1d, lan_en = %1d, fltr_act = %15s, fltr_rule_id = %d", 5301 fi->l_data.mac.mac_addr, ":", fi->vsi_handle, 5302 ice_fltr_flag_str(fi->flag), fi->lb_en, fi->lan_en, 5303 ice_fwd_act_str(fi->fltr_act), fi->fltr_rule_id); 5304 5305 /* if we have a vsi_list_info, print some information about that */ 5306 if (fm_entry->vsi_list_info) { 5307 sbuf_printf(sbuf, 5308 ", vsi_count = %3d, vsi_list_id = %3d, ref_cnt = %3d", 5309 fm_entry->vsi_count, 5310 fm_entry->vsi_list_info->vsi_list_id, 5311 fm_entry->vsi_list_info->ref_cnt); 5312 } 5313 } 5314 5315 ice_release_lock(rule_lock); 5316 5317 sbuf_finish(sbuf); 5318 sbuf_delete(sbuf); 5319 5320 return (0); 5321 } 5322 5323 /** 5324 * ice_sysctl_dump_vlan_filters - Dump a list of all HW VLAN Filters 5325 * @oidp: sysctl oid structure 5326 * @arg1: pointer to private data structure 5327 * @arg2: unused 5328 * @req: sysctl request pointer 5329 * 5330 * Callback for "vlan_filters" sysctl to dump the programmed VLAN filters. 5331 */ 5332 static int 5333 ice_sysctl_dump_vlan_filters(SYSCTL_HANDLER_ARGS) 5334 { 5335 struct ice_softc *sc = (struct ice_softc *)arg1; 5336 struct ice_hw *hw = &sc->hw; 5337 struct ice_switch_info *sw = hw->switch_info; 5338 struct ice_fltr_mgmt_list_entry *fm_entry; 5339 struct ice_list_head *rule_head; 5340 struct ice_lock *rule_lock; 5341 struct ice_fltr_info *fi; 5342 struct sbuf *sbuf; 5343 int ret; 5344 5345 UNREFERENCED_PARAMETER(oidp); 5346 UNREFERENCED_PARAMETER(arg2); 5347 5348 if (ice_driver_is_detaching(sc)) 5349 return (ESHUTDOWN); 5350 5351 /* Wire the old buffer so we can take a non-sleepable lock */ 5352 ret = sysctl_wire_old_buffer(req, 0); 5353 if (ret) 5354 return (ret); 5355 5356 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 5357 5358 rule_lock = &sw->recp_list[ICE_SW_LKUP_VLAN].filt_rule_lock; 5359 rule_head = &sw->recp_list[ICE_SW_LKUP_VLAN].filt_rules; 5360 5361 sbuf_printf(sbuf, "VLAN Filter List"); 5362 5363 ice_acquire_lock(rule_lock); 5364 5365 LIST_FOR_EACH_ENTRY(fm_entry, rule_head, ice_fltr_mgmt_list_entry, list_entry) { 5366 fi = &fm_entry->fltr_info; 5367 5368 sbuf_printf(sbuf, 5369 "\nvlan_id = %4d, vsi_handle = %3d, fw_act_flag = %5s, lb_en = %1d, lan_en = %1d, fltr_act = %15s, fltr_rule_id = %4d", 5370 fi->l_data.vlan.vlan_id, fi->vsi_handle, 5371 ice_fltr_flag_str(fi->flag), fi->lb_en, fi->lan_en, 5372 ice_fwd_act_str(fi->fltr_act), fi->fltr_rule_id); 5373 5374 /* if we have a vsi_list_info, print some information about that */ 5375 if (fm_entry->vsi_list_info) { 5376 sbuf_printf(sbuf, 5377 ", vsi_count = %3d, vsi_list_id = %3d, ref_cnt = %3d", 5378 fm_entry->vsi_count, 5379 fm_entry->vsi_list_info->vsi_list_id, 5380 fm_entry->vsi_list_info->ref_cnt); 5381 } 5382 } 5383 5384 ice_release_lock(rule_lock); 5385 5386 sbuf_finish(sbuf); 5387 sbuf_delete(sbuf); 5388 5389 return (0); 5390 } 5391 5392 /** 5393 * ice_sysctl_dump_ethertype_filters - Dump a list of all HW Ethertype filters 5394 * @oidp: sysctl oid structure 5395 * @arg1: pointer to private data structure 5396 * @arg2: unused 5397 * @req: sysctl request pointer 5398 * 5399 * Callback for "ethertype_filters" sysctl to dump the programmed Ethertype 5400 * filters. 5401 */ 5402 static int 5403 ice_sysctl_dump_ethertype_filters(SYSCTL_HANDLER_ARGS) 5404 { 5405 struct ice_softc *sc = (struct ice_softc *)arg1; 5406 struct ice_hw *hw = &sc->hw; 5407 struct ice_switch_info *sw = hw->switch_info; 5408 struct ice_fltr_mgmt_list_entry *fm_entry; 5409 struct ice_list_head *rule_head; 5410 struct ice_lock *rule_lock; 5411 struct ice_fltr_info *fi; 5412 struct sbuf *sbuf; 5413 int ret; 5414 5415 UNREFERENCED_PARAMETER(oidp); 5416 UNREFERENCED_PARAMETER(arg2); 5417 5418 if (ice_driver_is_detaching(sc)) 5419 return (ESHUTDOWN); 5420 5421 /* Wire the old buffer so we can take a non-sleepable lock */ 5422 ret = sysctl_wire_old_buffer(req, 0); 5423 if (ret) 5424 return (ret); 5425 5426 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 5427 5428 rule_lock = &sw->recp_list[ICE_SW_LKUP_ETHERTYPE].filt_rule_lock; 5429 rule_head = &sw->recp_list[ICE_SW_LKUP_ETHERTYPE].filt_rules; 5430 5431 sbuf_printf(sbuf, "Ethertype Filter List"); 5432 5433 ice_acquire_lock(rule_lock); 5434 5435 LIST_FOR_EACH_ENTRY(fm_entry, rule_head, ice_fltr_mgmt_list_entry, list_entry) { 5436 fi = &fm_entry->fltr_info; 5437 5438 sbuf_printf(sbuf, 5439 "\nethertype = 0x%04x, vsi_handle = %3d, fw_act_flag = %5s, lb_en = %1d, lan_en = %1d, fltr_act = %15s, fltr_rule_id = %4d", 5440 fi->l_data.ethertype_mac.ethertype, 5441 fi->vsi_handle, ice_fltr_flag_str(fi->flag), 5442 fi->lb_en, fi->lan_en, ice_fwd_act_str(fi->fltr_act), 5443 fi->fltr_rule_id); 5444 5445 /* if we have a vsi_list_info, print some information about that */ 5446 if (fm_entry->vsi_list_info) { 5447 sbuf_printf(sbuf, 5448 ", vsi_count = %3d, vsi_list_id = %3d, ref_cnt = %3d", 5449 fm_entry->vsi_count, 5450 fm_entry->vsi_list_info->vsi_list_id, 5451 fm_entry->vsi_list_info->ref_cnt); 5452 } 5453 } 5454 5455 ice_release_lock(rule_lock); 5456 5457 sbuf_finish(sbuf); 5458 sbuf_delete(sbuf); 5459 5460 return (0); 5461 } 5462 5463 /** 5464 * ice_sysctl_dump_ethertype_mac_filters - Dump a list of all HW Ethertype/MAC filters 5465 * @oidp: sysctl oid structure 5466 * @arg1: pointer to private data structure 5467 * @arg2: unused 5468 * @req: sysctl request pointer 5469 * 5470 * Callback for "ethertype_mac_filters" sysctl to dump the programmed 5471 * Ethertype/MAC filters. 5472 */ 5473 static int 5474 ice_sysctl_dump_ethertype_mac_filters(SYSCTL_HANDLER_ARGS) 5475 { 5476 struct ice_softc *sc = (struct ice_softc *)arg1; 5477 struct ice_hw *hw = &sc->hw; 5478 struct ice_switch_info *sw = hw->switch_info; 5479 struct ice_fltr_mgmt_list_entry *fm_entry; 5480 struct ice_list_head *rule_head; 5481 struct ice_lock *rule_lock; 5482 struct ice_fltr_info *fi; 5483 struct sbuf *sbuf; 5484 int ret; 5485 5486 UNREFERENCED_PARAMETER(oidp); 5487 UNREFERENCED_PARAMETER(arg2); 5488 5489 if (ice_driver_is_detaching(sc)) 5490 return (ESHUTDOWN); 5491 5492 /* Wire the old buffer so we can take a non-sleepable lock */ 5493 ret = sysctl_wire_old_buffer(req, 0); 5494 if (ret) 5495 return (ret); 5496 5497 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 5498 5499 rule_lock = &sw->recp_list[ICE_SW_LKUP_ETHERTYPE_MAC].filt_rule_lock; 5500 rule_head = &sw->recp_list[ICE_SW_LKUP_ETHERTYPE_MAC].filt_rules; 5501 5502 sbuf_printf(sbuf, "Ethertype/MAC Filter List"); 5503 5504 ice_acquire_lock(rule_lock); 5505 5506 LIST_FOR_EACH_ENTRY(fm_entry, rule_head, ice_fltr_mgmt_list_entry, list_entry) { 5507 fi = &fm_entry->fltr_info; 5508 5509 sbuf_printf(sbuf, 5510 "\nethertype = 0x%04x, mac = %6D, vsi_handle = %3d, fw_act_flag = %5s, lb_en = %1d, lan_en = %1d, fltr_act = %15s, fltr_rule_id = %4d", 5511 fi->l_data.ethertype_mac.ethertype, 5512 fi->l_data.ethertype_mac.mac_addr, ":", 5513 fi->vsi_handle, ice_fltr_flag_str(fi->flag), 5514 fi->lb_en, fi->lan_en, ice_fwd_act_str(fi->fltr_act), 5515 fi->fltr_rule_id); 5516 5517 /* if we have a vsi_list_info, print some information about that */ 5518 if (fm_entry->vsi_list_info) { 5519 sbuf_printf(sbuf, 5520 ", vsi_count = %3d, vsi_list_id = %3d, ref_cnt = %3d", 5521 fm_entry->vsi_count, 5522 fm_entry->vsi_list_info->vsi_list_id, 5523 fm_entry->vsi_list_info->ref_cnt); 5524 } 5525 } 5526 5527 ice_release_lock(rule_lock); 5528 5529 sbuf_finish(sbuf); 5530 sbuf_delete(sbuf); 5531 5532 return (0); 5533 } 5534 5535 /** 5536 * ice_sysctl_dump_state_flags - Dump device driver state flags 5537 * @oidp: sysctl oid structure 5538 * @arg1: pointer to private data structure 5539 * @arg2: unused 5540 * @req: sysctl request pointer 5541 * 5542 * Callback for "state" sysctl to display currently set driver state flags. 5543 */ 5544 static int 5545 ice_sysctl_dump_state_flags(SYSCTL_HANDLER_ARGS) 5546 { 5547 struct ice_softc *sc = (struct ice_softc *)arg1; 5548 struct sbuf *sbuf; 5549 u32 copied_state; 5550 unsigned int i; 5551 bool at_least_one = false; 5552 5553 UNREFERENCED_PARAMETER(oidp); 5554 UNREFERENCED_PARAMETER(arg2); 5555 5556 if (ice_driver_is_detaching(sc)) 5557 return (ESHUTDOWN); 5558 5559 /* Make a copy of the state to ensure we display coherent values */ 5560 copied_state = atomic_load_acq_32(&sc->state); 5561 5562 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 5563 5564 /* Add the string for each set state to the sbuf */ 5565 for (i = 0; i < 32; i++) { 5566 if (copied_state & BIT(i)) { 5567 const char *str = ice_state_to_str((enum ice_state)i); 5568 5569 at_least_one = true; 5570 5571 if (str) 5572 sbuf_printf(sbuf, "\n%s", str); 5573 else 5574 sbuf_printf(sbuf, "\nBIT(%u)", i); 5575 } 5576 } 5577 5578 if (!at_least_one) 5579 sbuf_printf(sbuf, "Nothing set"); 5580 5581 sbuf_finish(sbuf); 5582 sbuf_delete(sbuf); 5583 5584 return (0); 5585 } 5586 5587 /** 5588 * ice_add_debug_tunables - Add tunables helpful for debugging the device driver 5589 * @sc: device private structure 5590 * 5591 * Add sysctl tunable values related to debugging the device driver. For now, 5592 * this means a tunable to set the debug mask early during driver load. 5593 * 5594 * The debug node will be marked CTLFLAG_SKIP unless INVARIANTS is defined, so 5595 * that in normal kernel builds, these will all be hidden, but on a debug 5596 * kernel they will be more easily visible. 5597 */ 5598 static void 5599 ice_add_debug_tunables(struct ice_softc *sc) 5600 { 5601 struct sysctl_oid_list *debug_list; 5602 device_t dev = sc->dev; 5603 5604 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(dev); 5605 struct sysctl_oid_list *ctx_list = 5606 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)); 5607 5608 sc->debug_sysctls = SYSCTL_ADD_NODE(ctx, ctx_list, OID_AUTO, "debug", 5609 ICE_CTLFLAG_DEBUG | CTLFLAG_RD, 5610 NULL, "Debug Sysctls"); 5611 debug_list = SYSCTL_CHILDREN(sc->debug_sysctls); 5612 5613 SYSCTL_ADD_U64(ctx, debug_list, OID_AUTO, "debug_mask", 5614 ICE_CTLFLAG_DEBUG | CTLFLAG_RW | CTLFLAG_TUN, 5615 &sc->hw.debug_mask, 0, 5616 "Debug message enable/disable mask"); 5617 5618 /* Load the default value from the global sysctl first */ 5619 sc->enable_tx_fc_filter = ice_enable_tx_fc_filter; 5620 5621 SYSCTL_ADD_BOOL(ctx, debug_list, OID_AUTO, "enable_tx_fc_filter", 5622 ICE_CTLFLAG_DEBUG | CTLFLAG_RDTUN, 5623 &sc->enable_tx_fc_filter, 0, 5624 "Drop Ethertype 0x8808 control frames originating from software on this PF"); 5625 5626 /* Load the default value from the global sysctl first */ 5627 sc->enable_tx_lldp_filter = ice_enable_tx_lldp_filter; 5628 5629 SYSCTL_ADD_BOOL(ctx, debug_list, OID_AUTO, "enable_tx_lldp_filter", 5630 ICE_CTLFLAG_DEBUG | CTLFLAG_RDTUN, 5631 &sc->enable_tx_lldp_filter, 0, 5632 "Drop Ethertype 0x88cc LLDP frames originating from software on this PF"); 5633 5634 ice_add_fw_logging_tunables(sc, sc->debug_sysctls); 5635 } 5636 5637 #define ICE_SYSCTL_HELP_REQUEST_RESET \ 5638 "\nRequest the driver to initiate a reset." \ 5639 "\n\tpfr - Initiate a PF reset" \ 5640 "\n\tcorer - Initiate a CORE reset" \ 5641 "\n\tglobr - Initiate a GLOBAL reset" 5642 5643 /** 5644 * @var rl_sysctl_ticks 5645 * @brief timestamp for latest reset request sysctl call 5646 * 5647 * Helps rate-limit the call to the sysctl which resets the device 5648 */ 5649 int rl_sysctl_ticks = 0; 5650 5651 /** 5652 * ice_sysctl_request_reset - Request that the driver initiate a reset 5653 * @oidp: sysctl oid structure 5654 * @arg1: pointer to private data structure 5655 * @arg2: unused 5656 * @req: sysctl request pointer 5657 * 5658 * Callback for "request_reset" sysctl to request that the driver initiate 5659 * a reset. Expects to be passed one of the following strings 5660 * 5661 * "pfr" - Initiate a PF reset 5662 * "corer" - Initiate a CORE reset 5663 * "globr" - Initiate a Global reset 5664 */ 5665 static int 5666 ice_sysctl_request_reset(SYSCTL_HANDLER_ARGS) 5667 { 5668 struct ice_softc *sc = (struct ice_softc *)arg1; 5669 struct ice_hw *hw = &sc->hw; 5670 enum ice_status status; 5671 enum ice_reset_req reset_type = ICE_RESET_INVAL; 5672 const char *reset_message; 5673 int ret; 5674 5675 /* Buffer to store the requested reset string. Must contain enough 5676 * space to store the largest expected reset string, which currently 5677 * means 6 bytes of space. 5678 */ 5679 char reset[6] = ""; 5680 5681 UNREFERENCED_PARAMETER(arg2); 5682 5683 ret = priv_check(curthread, PRIV_DRIVER); 5684 if (ret) 5685 return (ret); 5686 5687 if (ice_driver_is_detaching(sc)) 5688 return (ESHUTDOWN); 5689 5690 /* Read in the requested reset type. */ 5691 ret = sysctl_handle_string(oidp, reset, sizeof(reset), req); 5692 if ((ret) || (req->newptr == NULL)) 5693 return (ret); 5694 5695 if (strcmp(reset, "pfr") == 0) { 5696 reset_message = "Requesting a PF reset"; 5697 reset_type = ICE_RESET_PFR; 5698 } else if (strcmp(reset, "corer") == 0) { 5699 reset_message = "Initiating a CORE reset"; 5700 reset_type = ICE_RESET_CORER; 5701 } else if (strcmp(reset, "globr") == 0) { 5702 reset_message = "Initiating a GLOBAL reset"; 5703 reset_type = ICE_RESET_GLOBR; 5704 } else if (strcmp(reset, "empr") == 0) { 5705 device_printf(sc->dev, "Triggering an EMP reset via software is not currently supported\n"); 5706 return (EOPNOTSUPP); 5707 } 5708 5709 if (reset_type == ICE_RESET_INVAL) { 5710 device_printf(sc->dev, "%s is not a valid reset request\n", reset); 5711 return (EINVAL); 5712 } 5713 5714 /* 5715 * Rate-limit the frequency at which this function is called. 5716 * Assuming this is called successfully once, typically, 5717 * everything should be handled within the allotted time frame. 5718 * However, in the odd setup situations, we've also put in 5719 * guards for when the reset has finished, but we're in the 5720 * process of rebuilding. And instead of queueing an intent, 5721 * simply error out and let the caller retry, if so desired. 5722 */ 5723 if (TICKS_2_MSEC(ticks - rl_sysctl_ticks) < 500) { 5724 device_printf(sc->dev, 5725 "Call frequency too high. Operation aborted.\n"); 5726 return (EBUSY); 5727 } 5728 rl_sysctl_ticks = ticks; 5729 5730 if (TICKS_2_MSEC(ticks - sc->rebuild_ticks) < 100) { 5731 device_printf(sc->dev, "Device rebuilding. Operation aborted.\n"); 5732 return (EBUSY); 5733 } 5734 5735 if (rd32(hw, GLGEN_RSTAT) & GLGEN_RSTAT_DEVSTATE_M) { 5736 device_printf(sc->dev, "Device in reset. Operation aborted.\n"); 5737 return (EBUSY); 5738 } 5739 5740 device_printf(sc->dev, "%s\n", reset_message); 5741 5742 /* Initiate the PF reset during the admin status task */ 5743 if (reset_type == ICE_RESET_PFR) { 5744 ice_set_state(&sc->state, ICE_STATE_RESET_PFR_REQ); 5745 return (0); 5746 } 5747 5748 /* 5749 * Other types of resets including CORE and GLOBAL resets trigger an 5750 * interrupt on all PFs. Initiate the reset now. Preparation and 5751 * rebuild logic will be handled by the admin status task. 5752 */ 5753 status = ice_reset(hw, reset_type); 5754 5755 /* 5756 * Resets can take a long time and we still don't want another call 5757 * to this function before we settle down. 5758 */ 5759 rl_sysctl_ticks = ticks; 5760 5761 if (status) { 5762 device_printf(sc->dev, "failed to initiate device reset, err %s\n", 5763 ice_status_str(status)); 5764 ice_set_state(&sc->state, ICE_STATE_RESET_FAILED); 5765 return (EFAULT); 5766 } 5767 5768 return (0); 5769 } 5770 5771 /** 5772 * ice_add_debug_sysctls - Add sysctls helpful for debugging the device driver 5773 * @sc: device private structure 5774 * 5775 * Add sysctls related to debugging the device driver. Generally these should 5776 * simply be sysctls which dump internal driver state, to aid in understanding 5777 * what the driver is doing. 5778 */ 5779 static void 5780 ice_add_debug_sysctls(struct ice_softc *sc) 5781 { 5782 struct sysctl_oid *sw_node; 5783 struct sysctl_oid_list *debug_list, *sw_list; 5784 device_t dev = sc->dev; 5785 5786 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(dev); 5787 5788 debug_list = SYSCTL_CHILDREN(sc->debug_sysctls); 5789 5790 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "request_reset", 5791 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_WR, sc, 0, 5792 ice_sysctl_request_reset, "A", 5793 ICE_SYSCTL_HELP_REQUEST_RESET); 5794 5795 SYSCTL_ADD_U32(ctx, debug_list, OID_AUTO, "pfr_count", 5796 ICE_CTLFLAG_DEBUG | CTLFLAG_RD, 5797 &sc->soft_stats.pfr_count, 0, 5798 "# of PF resets handled"); 5799 5800 SYSCTL_ADD_U32(ctx, debug_list, OID_AUTO, "corer_count", 5801 ICE_CTLFLAG_DEBUG | CTLFLAG_RD, 5802 &sc->soft_stats.corer_count, 0, 5803 "# of CORE resets handled"); 5804 5805 SYSCTL_ADD_U32(ctx, debug_list, OID_AUTO, "globr_count", 5806 ICE_CTLFLAG_DEBUG | CTLFLAG_RD, 5807 &sc->soft_stats.globr_count, 0, 5808 "# of Global resets handled"); 5809 5810 SYSCTL_ADD_U32(ctx, debug_list, OID_AUTO, "empr_count", 5811 ICE_CTLFLAG_DEBUG | CTLFLAG_RD, 5812 &sc->soft_stats.empr_count, 0, 5813 "# of EMP resets handled"); 5814 5815 SYSCTL_ADD_U32(ctx, debug_list, OID_AUTO, "tx_mdd_count", 5816 ICE_CTLFLAG_DEBUG | CTLFLAG_RD, 5817 &sc->soft_stats.tx_mdd_count, 0, 5818 "# of Tx MDD events detected"); 5819 5820 SYSCTL_ADD_U32(ctx, debug_list, OID_AUTO, "rx_mdd_count", 5821 ICE_CTLFLAG_DEBUG | CTLFLAG_RD, 5822 &sc->soft_stats.rx_mdd_count, 0, 5823 "# of Rx MDD events detected"); 5824 5825 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "state", 5826 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5827 ice_sysctl_dump_state_flags, "A", 5828 "Driver State Flags"); 5829 5830 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "phy_type_low", 5831 ICE_CTLFLAG_DEBUG | CTLTYPE_U64 | CTLFLAG_RW, sc, 0, 5832 ice_sysctl_phy_type_low, "QU", 5833 "PHY type Low from Get PHY Caps/Set PHY Cfg"); 5834 5835 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "phy_type_high", 5836 ICE_CTLFLAG_DEBUG | CTLTYPE_U64 | CTLFLAG_RW, sc, 0, 5837 ice_sysctl_phy_type_high, "QU", 5838 "PHY type High from Get PHY Caps/Set PHY Cfg"); 5839 5840 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "phy_sw_caps", 5841 ICE_CTLFLAG_DEBUG | CTLTYPE_STRUCT | CTLFLAG_RD, sc, 0, 5842 ice_sysctl_phy_sw_caps, "", 5843 "Get PHY Capabilities (Software configuration)"); 5844 5845 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "phy_nvm_caps", 5846 ICE_CTLFLAG_DEBUG | CTLTYPE_STRUCT | CTLFLAG_RD, sc, 0, 5847 ice_sysctl_phy_nvm_caps, "", 5848 "Get PHY Capabilities (NVM configuration)"); 5849 5850 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "phy_topo_caps", 5851 ICE_CTLFLAG_DEBUG | CTLTYPE_STRUCT | CTLFLAG_RD, sc, 0, 5852 ice_sysctl_phy_topo_caps, "", 5853 "Get PHY Capabilities (Topology configuration)"); 5854 5855 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "phy_link_status", 5856 ICE_CTLFLAG_DEBUG | CTLTYPE_STRUCT | CTLFLAG_RD, sc, 0, 5857 ice_sysctl_phy_link_status, "", 5858 "Get PHY Link Status"); 5859 5860 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "read_i2c_diag_data", 5861 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5862 ice_sysctl_read_i2c_diag_data, "A", 5863 "Dump selected diagnostic data from FW"); 5864 5865 SYSCTL_ADD_U32(ctx, debug_list, OID_AUTO, "fw_build", 5866 ICE_CTLFLAG_DEBUG | CTLFLAG_RD, &sc->hw.fw_build, 0, 5867 "FW Build ID"); 5868 5869 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "os_ddp_version", 5870 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5871 ice_sysctl_os_pkg_version, "A", 5872 "DDP package name and version found in ice_ddp"); 5873 5874 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "cur_lldp_persist_status", 5875 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5876 ice_sysctl_fw_cur_lldp_persist_status, "A", 5877 "Current LLDP persistent status"); 5878 5879 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "dflt_lldp_persist_status", 5880 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5881 ice_sysctl_fw_dflt_lldp_persist_status, "A", 5882 "Default LLDP persistent status"); 5883 5884 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "negotiated_fc", 5885 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5886 ice_sysctl_negotiated_fc, "A", 5887 "Current Negotiated Flow Control mode"); 5888 5889 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "local_dcbx_cfg", 5890 CTLTYPE_STRING | CTLFLAG_RD, sc, ICE_AQ_LLDP_MIB_LOCAL, 5891 ice_sysctl_dump_dcbx_cfg, "A", 5892 "Dumps Local MIB information from firmware"); 5893 5894 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "remote_dcbx_cfg", 5895 CTLTYPE_STRING | CTLFLAG_RD, sc, ICE_AQ_LLDP_MIB_REMOTE, 5896 ice_sysctl_dump_dcbx_cfg, "A", 5897 "Dumps Remote MIB information from firmware"); 5898 5899 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "pf_vsi_cfg", CTLTYPE_STRING | CTLFLAG_RD, 5900 sc, 0, ice_sysctl_dump_vsi_cfg, "A", 5901 "Dumps Selected PF VSI parameters from firmware"); 5902 5903 SYSCTL_ADD_PROC(ctx, debug_list, OID_AUTO, "query_port_ets", CTLTYPE_STRING | CTLFLAG_RD, 5904 sc, 0, ice_sysctl_query_port_ets, "A", 5905 "Prints selected output from Query Port ETS AQ command"); 5906 5907 sw_node = SYSCTL_ADD_NODE(ctx, debug_list, OID_AUTO, "switch", 5908 ICE_CTLFLAG_DEBUG | CTLFLAG_RD, NULL, 5909 "Switch Configuration"); 5910 sw_list = SYSCTL_CHILDREN(sw_node); 5911 5912 SYSCTL_ADD_PROC(ctx, sw_list, OID_AUTO, "mac_filters", 5913 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5914 ice_sysctl_dump_mac_filters, "A", 5915 "MAC Filters"); 5916 5917 SYSCTL_ADD_PROC(ctx, sw_list, OID_AUTO, "vlan_filters", 5918 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5919 ice_sysctl_dump_vlan_filters, "A", 5920 "VLAN Filters"); 5921 5922 SYSCTL_ADD_PROC(ctx, sw_list, OID_AUTO, "ethertype_filters", 5923 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5924 ice_sysctl_dump_ethertype_filters, "A", 5925 "Ethertype Filters"); 5926 5927 SYSCTL_ADD_PROC(ctx, sw_list, OID_AUTO, "ethertype_mac_filters", 5928 ICE_CTLFLAG_DEBUG | CTLTYPE_STRING | CTLFLAG_RD, sc, 0, 5929 ice_sysctl_dump_ethertype_mac_filters, "A", 5930 "Ethertype/MAC Filters"); 5931 5932 } 5933 5934 /** 5935 * ice_vsi_disable_tx - Disable (unconfigure) Tx queues for a VSI 5936 * @vsi: the VSI to disable 5937 * 5938 * Disables the Tx queues associated with this VSI. Essentially the opposite 5939 * of ice_cfg_vsi_for_tx. 5940 */ 5941 int 5942 ice_vsi_disable_tx(struct ice_vsi *vsi) 5943 { 5944 struct ice_softc *sc = vsi->sc; 5945 struct ice_hw *hw = &sc->hw; 5946 enum ice_status status; 5947 u32 *q_teids; 5948 u16 *q_ids, *q_handles; 5949 size_t q_teids_size, q_ids_size, q_handles_size; 5950 int tc, j, buf_idx, err = 0; 5951 5952 if (vsi->num_tx_queues > 255) 5953 return (ENOSYS); 5954 5955 q_teids_size = sizeof(*q_teids) * vsi->num_tx_queues; 5956 q_teids = (u32 *)malloc(q_teids_size, M_ICE, M_NOWAIT|M_ZERO); 5957 if (!q_teids) 5958 return (ENOMEM); 5959 5960 q_ids_size = sizeof(*q_ids) * vsi->num_tx_queues; 5961 q_ids = (u16 *)malloc(q_ids_size, M_ICE, M_NOWAIT|M_ZERO); 5962 if (!q_ids) { 5963 err = (ENOMEM); 5964 goto free_q_teids; 5965 } 5966 5967 q_handles_size = sizeof(*q_handles) * vsi->num_tx_queues; 5968 q_handles = (u16 *)malloc(q_handles_size, M_ICE, M_NOWAIT|M_ZERO); 5969 if (!q_handles) { 5970 err = (ENOMEM); 5971 goto free_q_ids; 5972 } 5973 5974 ice_for_each_traffic_class(tc) { 5975 buf_idx = 0; 5976 for (j = 0; j < vsi->num_tx_queues; j++) { 5977 struct ice_tx_queue *txq = &vsi->tx_queues[j]; 5978 5979 if (txq->tc != tc) 5980 continue; 5981 5982 q_ids[buf_idx] = vsi->tx_qmap[j]; 5983 q_handles[buf_idx] = txq->q_handle; 5984 q_teids[buf_idx] = txq->q_teid; 5985 buf_idx++; 5986 } 5987 /* Skip TC if no queues belong to it */ 5988 if (buf_idx == 0) 5989 continue; 5990 5991 status = ice_dis_vsi_txq(hw->port_info, vsi->idx, tc, buf_idx, 5992 q_handles, q_ids, q_teids, ICE_NO_RESET, 0, NULL); 5993 if (status == ICE_ERR_DOES_NOT_EXIST) { 5994 ; /* Queues have already been disabled, no need to report this as an error */ 5995 } else if (status == ICE_ERR_RESET_ONGOING) { 5996 device_printf(sc->dev, 5997 "Reset in progress. LAN Tx queues already disabled\n"); 5998 break; 5999 } else if (status) { 6000 device_printf(sc->dev, 6001 "Failed to disable LAN Tx queues: err %s aq_err %s\n", 6002 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 6003 err = (ENODEV); 6004 break; 6005 } 6006 6007 /* Clear buffers */ 6008 memset(q_teids, 0, q_teids_size); 6009 memset(q_ids, 0, q_ids_size); 6010 memset(q_handles, 0, q_handles_size); 6011 } 6012 6013 /* free_q_handles: */ 6014 free(q_handles, M_ICE); 6015 free_q_ids: 6016 free(q_ids, M_ICE); 6017 free_q_teids: 6018 free(q_teids, M_ICE); 6019 6020 return err; 6021 } 6022 6023 /** 6024 * ice_vsi_set_rss_params - Set the RSS parameters for the VSI 6025 * @vsi: the VSI to configure 6026 * 6027 * Sets the RSS table size and lookup table type for the VSI based on its 6028 * VSI type. 6029 */ 6030 static void 6031 ice_vsi_set_rss_params(struct ice_vsi *vsi) 6032 { 6033 struct ice_softc *sc = vsi->sc; 6034 struct ice_hw_common_caps *cap; 6035 6036 cap = &sc->hw.func_caps.common_cap; 6037 6038 switch (vsi->type) { 6039 case ICE_VSI_PF: 6040 /* The PF VSI inherits RSS instance of the PF */ 6041 vsi->rss_table_size = cap->rss_table_size; 6042 vsi->rss_lut_type = ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF; 6043 break; 6044 case ICE_VSI_VF: 6045 vsi->rss_table_size = ICE_VSIQF_HLUT_ARRAY_SIZE; 6046 vsi->rss_lut_type = ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_VSI; 6047 break; 6048 default: 6049 device_printf(sc->dev, 6050 "VSI %d: RSS not supported for VSI type %d\n", 6051 vsi->idx, vsi->type); 6052 break; 6053 } 6054 } 6055 6056 /** 6057 * ice_vsi_add_txqs_ctx - Create a sysctl context and node to store txq sysctls 6058 * @vsi: The VSI to add the context for 6059 * 6060 * Creates a sysctl context for storing txq sysctls. Additionally creates 6061 * a node rooted at the given VSI's main sysctl node. This context will be 6062 * used to store per-txq sysctls which may need to be released during the 6063 * driver's lifetime. 6064 */ 6065 void 6066 ice_vsi_add_txqs_ctx(struct ice_vsi *vsi) 6067 { 6068 struct sysctl_oid_list *vsi_list; 6069 6070 sysctl_ctx_init(&vsi->txqs_ctx); 6071 6072 vsi_list = SYSCTL_CHILDREN(vsi->vsi_node); 6073 6074 vsi->txqs_node = SYSCTL_ADD_NODE(&vsi->txqs_ctx, vsi_list, OID_AUTO, "txqs", 6075 CTLFLAG_RD, NULL, "Tx Queues"); 6076 } 6077 6078 /** 6079 * ice_vsi_add_rxqs_ctx - Create a sysctl context and node to store rxq sysctls 6080 * @vsi: The VSI to add the context for 6081 * 6082 * Creates a sysctl context for storing rxq sysctls. Additionally creates 6083 * a node rooted at the given VSI's main sysctl node. This context will be 6084 * used to store per-rxq sysctls which may need to be released during the 6085 * driver's lifetime. 6086 */ 6087 void 6088 ice_vsi_add_rxqs_ctx(struct ice_vsi *vsi) 6089 { 6090 struct sysctl_oid_list *vsi_list; 6091 6092 sysctl_ctx_init(&vsi->rxqs_ctx); 6093 6094 vsi_list = SYSCTL_CHILDREN(vsi->vsi_node); 6095 6096 vsi->rxqs_node = SYSCTL_ADD_NODE(&vsi->rxqs_ctx, vsi_list, OID_AUTO, "rxqs", 6097 CTLFLAG_RD, NULL, "Rx Queues"); 6098 } 6099 6100 /** 6101 * ice_vsi_del_txqs_ctx - Delete the Tx queue sysctl context for this VSI 6102 * @vsi: The VSI to delete from 6103 * 6104 * Frees the txq sysctl context created for storing the per-queue Tx sysctls. 6105 * Must be called prior to freeing the Tx queue memory, in order to avoid 6106 * having sysctls point at stale memory. 6107 */ 6108 void 6109 ice_vsi_del_txqs_ctx(struct ice_vsi *vsi) 6110 { 6111 device_t dev = vsi->sc->dev; 6112 int err; 6113 6114 if (vsi->txqs_node) { 6115 err = sysctl_ctx_free(&vsi->txqs_ctx); 6116 if (err) 6117 device_printf(dev, "failed to free VSI %d txqs_ctx, err %s\n", 6118 vsi->idx, ice_err_str(err)); 6119 vsi->txqs_node = NULL; 6120 } 6121 } 6122 6123 /** 6124 * ice_vsi_del_rxqs_ctx - Delete the Rx queue sysctl context for this VSI 6125 * @vsi: The VSI to delete from 6126 * 6127 * Frees the rxq sysctl context created for storing the per-queue Rx sysctls. 6128 * Must be called prior to freeing the Rx queue memory, in order to avoid 6129 * having sysctls point at stale memory. 6130 */ 6131 void 6132 ice_vsi_del_rxqs_ctx(struct ice_vsi *vsi) 6133 { 6134 device_t dev = vsi->sc->dev; 6135 int err; 6136 6137 if (vsi->rxqs_node) { 6138 err = sysctl_ctx_free(&vsi->rxqs_ctx); 6139 if (err) 6140 device_printf(dev, "failed to free VSI %d rxqs_ctx, err %s\n", 6141 vsi->idx, ice_err_str(err)); 6142 vsi->rxqs_node = NULL; 6143 } 6144 } 6145 6146 /** 6147 * ice_add_txq_sysctls - Add per-queue sysctls for a Tx queue 6148 * @txq: pointer to the Tx queue 6149 * 6150 * Add per-queue sysctls for a given Tx queue. Can't be called during 6151 * ice_add_vsi_sysctls, since the queue memory has not yet been setup. 6152 */ 6153 void 6154 ice_add_txq_sysctls(struct ice_tx_queue *txq) 6155 { 6156 struct ice_vsi *vsi = txq->vsi; 6157 struct sysctl_ctx_list *ctx = &vsi->txqs_ctx; 6158 struct sysctl_oid_list *txqs_list, *this_txq_list; 6159 struct sysctl_oid *txq_node; 6160 char txq_name[32], txq_desc[32]; 6161 6162 const struct ice_sysctl_info ctls[] = { 6163 { &txq->stats.tx_packets, "tx_packets", "Queue Packets Transmitted" }, 6164 { &txq->stats.tx_bytes, "tx_bytes", "Queue Bytes Transmitted" }, 6165 { &txq->stats.mss_too_small, "mss_too_small", "TSO sends with an MSS less than 64" }, 6166 { 0, 0, 0 } 6167 }; 6168 6169 const struct ice_sysctl_info *entry = ctls; 6170 6171 txqs_list = SYSCTL_CHILDREN(vsi->txqs_node); 6172 6173 snprintf(txq_name, sizeof(txq_name), "%u", txq->me); 6174 snprintf(txq_desc, sizeof(txq_desc), "Tx Queue %u", txq->me); 6175 txq_node = SYSCTL_ADD_NODE(ctx, txqs_list, OID_AUTO, txq_name, 6176 CTLFLAG_RD, NULL, txq_desc); 6177 this_txq_list = SYSCTL_CHILDREN(txq_node); 6178 6179 /* Add the Tx queue statistics */ 6180 while (entry->stat != 0) { 6181 SYSCTL_ADD_U64(ctx, this_txq_list, OID_AUTO, entry->name, 6182 CTLFLAG_RD | CTLFLAG_STATS, entry->stat, 0, 6183 entry->description); 6184 entry++; 6185 } 6186 6187 SYSCTL_ADD_U8(ctx, this_txq_list, OID_AUTO, "tc", 6188 CTLFLAG_RD, &txq->tc, 0, 6189 "Traffic Class that Queue belongs to"); 6190 } 6191 6192 /** 6193 * ice_add_rxq_sysctls - Add per-queue sysctls for an Rx queue 6194 * @rxq: pointer to the Rx queue 6195 * 6196 * Add per-queue sysctls for a given Rx queue. Can't be called during 6197 * ice_add_vsi_sysctls, since the queue memory has not yet been setup. 6198 */ 6199 void 6200 ice_add_rxq_sysctls(struct ice_rx_queue *rxq) 6201 { 6202 struct ice_vsi *vsi = rxq->vsi; 6203 struct sysctl_ctx_list *ctx = &vsi->rxqs_ctx; 6204 struct sysctl_oid_list *rxqs_list, *this_rxq_list; 6205 struct sysctl_oid *rxq_node; 6206 char rxq_name[32], rxq_desc[32]; 6207 6208 const struct ice_sysctl_info ctls[] = { 6209 { &rxq->stats.rx_packets, "rx_packets", "Queue Packets Received" }, 6210 { &rxq->stats.rx_bytes, "rx_bytes", "Queue Bytes Received" }, 6211 { &rxq->stats.desc_errs, "rx_desc_errs", "Queue Rx Descriptor Errors" }, 6212 { 0, 0, 0 } 6213 }; 6214 6215 const struct ice_sysctl_info *entry = ctls; 6216 6217 rxqs_list = SYSCTL_CHILDREN(vsi->rxqs_node); 6218 6219 snprintf(rxq_name, sizeof(rxq_name), "%u", rxq->me); 6220 snprintf(rxq_desc, sizeof(rxq_desc), "Rx Queue %u", rxq->me); 6221 rxq_node = SYSCTL_ADD_NODE(ctx, rxqs_list, OID_AUTO, rxq_name, 6222 CTLFLAG_RD, NULL, rxq_desc); 6223 this_rxq_list = SYSCTL_CHILDREN(rxq_node); 6224 6225 /* Add the Rx queue statistics */ 6226 while (entry->stat != 0) { 6227 SYSCTL_ADD_U64(ctx, this_rxq_list, OID_AUTO, entry->name, 6228 CTLFLAG_RD | CTLFLAG_STATS, entry->stat, 0, 6229 entry->description); 6230 entry++; 6231 } 6232 6233 SYSCTL_ADD_U8(ctx, this_rxq_list, OID_AUTO, "tc", 6234 CTLFLAG_RD, &rxq->tc, 0, 6235 "Traffic Class that Queue belongs to"); 6236 } 6237 6238 /** 6239 * ice_get_default_rss_key - Obtain a default RSS key 6240 * @seed: storage for the RSS key data 6241 * 6242 * Copies a pre-generated RSS key into the seed memory. The seed pointer must 6243 * point to a block of memory that is at least 40 bytes in size. 6244 * 6245 * The key isn't randomly generated each time this function is called because 6246 * that makes the RSS key change every time we reconfigure RSS. This does mean 6247 * that we're hard coding a possibly 'well known' key. We might want to 6248 * investigate randomly generating this key once during the first call. 6249 */ 6250 static void 6251 ice_get_default_rss_key(u8 *seed) 6252 { 6253 const u8 default_seed[ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE] = { 6254 0x39, 0xed, 0xff, 0x4d, 0x43, 0x58, 0x42, 0xc3, 0x5f, 0xb8, 6255 0xa5, 0x32, 0x95, 0x65, 0x81, 0xcd, 0x36, 0x79, 0x71, 0x97, 6256 0xde, 0xa4, 0x41, 0x40, 0x6f, 0x27, 0xe9, 0x81, 0x13, 0xa0, 6257 0x95, 0x93, 0x5b, 0x1e, 0x9d, 0x27, 0x9d, 0x24, 0x84, 0xb5, 6258 }; 6259 6260 bcopy(default_seed, seed, ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE); 6261 } 6262 6263 /** 6264 * ice_set_rss_key - Configure a given VSI with the default RSS key 6265 * @vsi: the VSI to configure 6266 * 6267 * Program the hardware RSS key. We use rss_getkey to grab the kernel RSS key. 6268 * If the kernel RSS interface is not available, this will fall back to our 6269 * pre-generated hash seed from ice_get_default_rss_key(). 6270 */ 6271 static int 6272 ice_set_rss_key(struct ice_vsi *vsi) 6273 { 6274 struct ice_aqc_get_set_rss_keys keydata = { .standard_rss_key = {0} }; 6275 struct ice_softc *sc = vsi->sc; 6276 struct ice_hw *hw = &sc->hw; 6277 enum ice_status status; 6278 6279 /* 6280 * If the RSS kernel interface is disabled, this will return the 6281 * default RSS key above. 6282 */ 6283 rss_getkey(keydata.standard_rss_key); 6284 6285 status = ice_aq_set_rss_key(hw, vsi->idx, &keydata); 6286 if (status) { 6287 device_printf(sc->dev, 6288 "ice_aq_set_rss_key status %s, error %s\n", 6289 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 6290 return (EIO); 6291 } 6292 6293 return (0); 6294 } 6295 6296 /** 6297 * ice_set_rss_flow_flds - Program the RSS hash flows after package init 6298 * @vsi: the VSI to configure 6299 * 6300 * If the package file is initialized, the default RSS flows are reset. We 6301 * need to reprogram the expected hash configuration. We'll use 6302 * rss_gethashconfig() to determine which flows to enable. If RSS kernel 6303 * support is not enabled, this macro will fall back to suitable defaults. 6304 */ 6305 static void 6306 ice_set_rss_flow_flds(struct ice_vsi *vsi) 6307 { 6308 struct ice_softc *sc = vsi->sc; 6309 struct ice_hw *hw = &sc->hw; 6310 struct ice_rss_hash_cfg rss_cfg = { 0, 0, ICE_RSS_ANY_HEADERS, false }; 6311 device_t dev = sc->dev; 6312 enum ice_status status; 6313 u_int rss_hash_config; 6314 6315 rss_hash_config = rss_gethashconfig(); 6316 6317 if (rss_hash_config & RSS_HASHTYPE_RSS_IPV4) { 6318 rss_cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV4; 6319 rss_cfg.hash_flds = ICE_FLOW_HASH_IPV4; 6320 status = ice_add_rss_cfg(hw, vsi->idx, &rss_cfg); 6321 if (status) 6322 device_printf(dev, 6323 "ice_add_rss_cfg on VSI %d failed for ipv4 flow, err %s aq_err %s\n", 6324 vsi->idx, ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 6325 } 6326 if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV4) { 6327 rss_cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_TCP; 6328 rss_cfg.hash_flds = ICE_HASH_TCP_IPV4; 6329 status = ice_add_rss_cfg(hw, vsi->idx, &rss_cfg); 6330 if (status) 6331 device_printf(dev, 6332 "ice_add_rss_cfg on VSI %d failed for tcp4 flow, err %s aq_err %s\n", 6333 vsi->idx, ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 6334 } 6335 if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV4) { 6336 rss_cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_UDP; 6337 rss_cfg.hash_flds = ICE_HASH_UDP_IPV4; 6338 status = ice_add_rss_cfg(hw, vsi->idx, &rss_cfg); 6339 if (status) 6340 device_printf(dev, 6341 "ice_add_rss_cfg on VSI %d failed for udp4 flow, err %s aq_err %s\n", 6342 vsi->idx, ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 6343 } 6344 if (rss_hash_config & (RSS_HASHTYPE_RSS_IPV6 | RSS_HASHTYPE_RSS_IPV6_EX)) { 6345 rss_cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV6; 6346 rss_cfg.hash_flds = ICE_FLOW_HASH_IPV6; 6347 status = ice_add_rss_cfg(hw, vsi->idx, &rss_cfg); 6348 if (status) 6349 device_printf(dev, 6350 "ice_add_rss_cfg on VSI %d failed for ipv6 flow, err %s aq_err %s\n", 6351 vsi->idx, ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 6352 } 6353 if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV6) { 6354 rss_cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_TCP; 6355 rss_cfg.hash_flds = ICE_HASH_TCP_IPV6; 6356 status = ice_add_rss_cfg(hw, vsi->idx, &rss_cfg); 6357 if (status) 6358 device_printf(dev, 6359 "ice_add_rss_cfg on VSI %d failed for tcp6 flow, err %s aq_err %s\n", 6360 vsi->idx, ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 6361 } 6362 if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV6) { 6363 rss_cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_UDP; 6364 rss_cfg.hash_flds = ICE_HASH_UDP_IPV6; 6365 status = ice_add_rss_cfg(hw, vsi->idx, &rss_cfg); 6366 if (status) 6367 device_printf(dev, 6368 "ice_add_rss_cfg on VSI %d failed for udp6 flow, err %s aq_err %s\n", 6369 vsi->idx, ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 6370 } 6371 6372 /* Warn about RSS hash types which are not supported */ 6373 /* coverity[dead_error_condition] */ 6374 if (rss_hash_config & ~ICE_DEFAULT_RSS_HASH_CONFIG) { 6375 device_printf(dev, 6376 "ice_add_rss_cfg on VSI %d could not configure every requested hash type\n", 6377 vsi->idx); 6378 } 6379 } 6380 6381 /** 6382 * ice_set_rss_lut - Program the RSS lookup table for a VSI 6383 * @vsi: the VSI to configure 6384 * 6385 * Programs the RSS lookup table for a given VSI. We use 6386 * rss_get_indirection_to_bucket which will use the indirection table provided 6387 * by the kernel RSS interface when available. If the kernel RSS interface is 6388 * not available, we will fall back to a simple round-robin fashion queue 6389 * assignment. 6390 */ 6391 static int 6392 ice_set_rss_lut(struct ice_vsi *vsi) 6393 { 6394 struct ice_softc *sc = vsi->sc; 6395 struct ice_hw *hw = &sc->hw; 6396 device_t dev = sc->dev; 6397 struct ice_aq_get_set_rss_lut_params lut_params; 6398 enum ice_status status; 6399 int i, err = 0; 6400 u8 *lut; 6401 6402 lut = (u8 *)malloc(vsi->rss_table_size, M_ICE, M_NOWAIT|M_ZERO); 6403 if (!lut) { 6404 device_printf(dev, "Failed to allocate RSS lut memory\n"); 6405 return (ENOMEM); 6406 } 6407 6408 /* Populate the LUT with max no. of queues. If the RSS kernel 6409 * interface is disabled, this will assign the lookup table in 6410 * a simple round robin fashion 6411 */ 6412 for (i = 0; i < vsi->rss_table_size; i++) { 6413 /* XXX: this needs to be changed if num_rx_queues ever counts 6414 * more than just the RSS queues */ 6415 lut[i] = rss_get_indirection_to_bucket(i) % vsi->num_rx_queues; 6416 } 6417 6418 lut_params.vsi_handle = vsi->idx; 6419 lut_params.lut_size = vsi->rss_table_size; 6420 lut_params.lut_type = vsi->rss_lut_type; 6421 lut_params.lut = lut; 6422 lut_params.global_lut_id = 0; 6423 status = ice_aq_set_rss_lut(hw, &lut_params); 6424 if (status) { 6425 device_printf(dev, 6426 "Cannot set RSS lut, err %s aq_err %s\n", 6427 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 6428 err = (EIO); 6429 } 6430 6431 free(lut, M_ICE); 6432 return err; 6433 } 6434 6435 /** 6436 * ice_config_rss - Configure RSS for a VSI 6437 * @vsi: the VSI to configure 6438 * 6439 * If FEATURE_RSS is enabled, configures the RSS lookup table and hash key for 6440 * a given VSI. 6441 */ 6442 int 6443 ice_config_rss(struct ice_vsi *vsi) 6444 { 6445 int err; 6446 6447 /* Nothing to do, if RSS is not enabled */ 6448 if (!ice_is_bit_set(vsi->sc->feat_en, ICE_FEATURE_RSS)) 6449 return 0; 6450 6451 err = ice_set_rss_key(vsi); 6452 if (err) 6453 return err; 6454 6455 ice_set_rss_flow_flds(vsi); 6456 6457 return ice_set_rss_lut(vsi); 6458 } 6459 6460 /** 6461 * ice_log_pkg_init - Log a message about status of DDP initialization 6462 * @sc: the device softc pointer 6463 * @pkg_status: the status result of ice_copy_and_init_pkg 6464 * 6465 * Called by ice_load_pkg after an attempt to download the DDP package 6466 * contents to the device. Determines whether the download was successful or 6467 * not and logs an appropriate message for the system administrator. 6468 * 6469 * @post if a DDP package was previously downloaded on another port and it 6470 * is not compatible with this driver, pkg_status will be updated to reflect 6471 * this, and the driver will transition to safe mode. 6472 */ 6473 void 6474 ice_log_pkg_init(struct ice_softc *sc, enum ice_status *pkg_status) 6475 { 6476 struct ice_hw *hw = &sc->hw; 6477 device_t dev = sc->dev; 6478 struct sbuf *active_pkg, *os_pkg; 6479 6480 active_pkg = sbuf_new_auto(); 6481 ice_active_pkg_version_str(hw, active_pkg); 6482 sbuf_finish(active_pkg); 6483 6484 os_pkg = sbuf_new_auto(); 6485 ice_os_pkg_version_str(hw, os_pkg); 6486 sbuf_finish(os_pkg); 6487 6488 switch (*pkg_status) { 6489 case ICE_SUCCESS: 6490 /* The package download AdminQ command returned success because 6491 * this download succeeded or ICE_ERR_AQ_NO_WORK since there is 6492 * already a package loaded on the device. 6493 */ 6494 if (hw->pkg_ver.major == hw->active_pkg_ver.major && 6495 hw->pkg_ver.minor == hw->active_pkg_ver.minor && 6496 hw->pkg_ver.update == hw->active_pkg_ver.update && 6497 hw->pkg_ver.draft == hw->active_pkg_ver.draft && 6498 !memcmp(hw->pkg_name, hw->active_pkg_name, 6499 sizeof(hw->pkg_name))) { 6500 switch (hw->pkg_dwnld_status) { 6501 case ICE_AQ_RC_OK: 6502 device_printf(dev, 6503 "The DDP package was successfully loaded: %s.\n", 6504 sbuf_data(active_pkg)); 6505 break; 6506 case ICE_AQ_RC_EEXIST: 6507 device_printf(dev, 6508 "DDP package already present on device: %s.\n", 6509 sbuf_data(active_pkg)); 6510 break; 6511 default: 6512 /* We do not expect this to occur, but the 6513 * extra messaging is here in case something 6514 * changes in the ice_init_pkg flow. 6515 */ 6516 device_printf(dev, 6517 "DDP package already present on device: %s. An unexpected error occurred, pkg_dwnld_status %s.\n", 6518 sbuf_data(active_pkg), 6519 ice_aq_str(hw->pkg_dwnld_status)); 6520 break; 6521 } 6522 } else if (pkg_ver_compatible(&hw->active_pkg_ver) == 0) { 6523 device_printf(dev, 6524 "The driver could not load the DDP package file because a compatible DDP package is already present on the device. The device has package %s. The ice_ddp module has package: %s.\n", 6525 sbuf_data(active_pkg), 6526 sbuf_data(os_pkg)); 6527 } else if (pkg_ver_compatible(&hw->active_pkg_ver) > 0) { 6528 device_printf(dev, 6529 "The device has a DDP package that is higher than the driver supports. The device has package %s. The driver requires version %d.%d.x.x. Entering Safe Mode.\n", 6530 sbuf_data(active_pkg), 6531 ICE_PKG_SUPP_VER_MAJ, ICE_PKG_SUPP_VER_MNR); 6532 *pkg_status = ICE_ERR_NOT_SUPPORTED; 6533 } else { 6534 device_printf(dev, 6535 "The device has a DDP package that is lower than the driver supports. The device has package %s. The driver requires version %d.%d.x.x. Entering Safe Mode.\n", 6536 sbuf_data(active_pkg), 6537 ICE_PKG_SUPP_VER_MAJ, ICE_PKG_SUPP_VER_MNR); 6538 *pkg_status = ICE_ERR_NOT_SUPPORTED; 6539 } 6540 break; 6541 case ICE_ERR_NOT_SUPPORTED: 6542 /* 6543 * This assumes that the active_pkg_ver will not be 6544 * initialized if the ice_ddp package version is not 6545 * supported. 6546 */ 6547 if (pkg_ver_empty(&hw->active_pkg_ver, hw->active_pkg_name)) { 6548 /* The ice_ddp version is not supported */ 6549 if (pkg_ver_compatible(&hw->pkg_ver) > 0) { 6550 device_printf(dev, 6551 "The DDP package in the ice_ddp module is higher than the driver supports. The ice_ddp module has package %s. The driver requires version %d.%d.x.x. Please use an updated driver. Entering Safe Mode.\n", 6552 sbuf_data(os_pkg), 6553 ICE_PKG_SUPP_VER_MAJ, ICE_PKG_SUPP_VER_MNR); 6554 } else if (pkg_ver_compatible(&hw->pkg_ver) < 0) { 6555 device_printf(dev, 6556 "The DDP package in the ice_ddp module is lower than the driver supports. The ice_ddp module has package %s. The driver requires version %d.%d.x.x. Please use an updated ice_ddp module. Entering Safe Mode.\n", 6557 sbuf_data(os_pkg), 6558 ICE_PKG_SUPP_VER_MAJ, ICE_PKG_SUPP_VER_MNR); 6559 } else { 6560 device_printf(dev, 6561 "An unknown error (%s aq_err %s) occurred when loading the DDP package. The ice_ddp module has package %s. The device has package %s. The driver requires version %d.%d.x.x. Entering Safe Mode.\n", 6562 ice_status_str(*pkg_status), 6563 ice_aq_str(hw->pkg_dwnld_status), 6564 sbuf_data(os_pkg), 6565 sbuf_data(active_pkg), 6566 ICE_PKG_SUPP_VER_MAJ, ICE_PKG_SUPP_VER_MNR); 6567 } 6568 } else { 6569 if (pkg_ver_compatible(&hw->active_pkg_ver) > 0) { 6570 device_printf(dev, 6571 "The device has a DDP package that is higher than the driver supports. The device has package %s. The driver requires version %d.%d.x.x. Entering Safe Mode.\n", 6572 sbuf_data(active_pkg), 6573 ICE_PKG_SUPP_VER_MAJ, ICE_PKG_SUPP_VER_MNR); 6574 } else if (pkg_ver_compatible(&hw->active_pkg_ver) < 0) { 6575 device_printf(dev, 6576 "The device has a DDP package that is lower than the driver supports. The device has package %s. The driver requires version %d.%d.x.x. Entering Safe Mode.\n", 6577 sbuf_data(active_pkg), 6578 ICE_PKG_SUPP_VER_MAJ, ICE_PKG_SUPP_VER_MNR); 6579 } else { 6580 device_printf(dev, 6581 "An unknown error (%s aq_err %s) occurred when loading the DDP package. The ice_ddp module has package %s. The device has package %s. The driver requires version %d.%d.x.x. Entering Safe Mode.\n", 6582 ice_status_str(*pkg_status), 6583 ice_aq_str(hw->pkg_dwnld_status), 6584 sbuf_data(os_pkg), 6585 sbuf_data(active_pkg), 6586 ICE_PKG_SUPP_VER_MAJ, ICE_PKG_SUPP_VER_MNR); 6587 } 6588 } 6589 break; 6590 case ICE_ERR_CFG: 6591 case ICE_ERR_BUF_TOO_SHORT: 6592 case ICE_ERR_PARAM: 6593 device_printf(dev, 6594 "The DDP package in the ice_ddp module is invalid. Entering Safe Mode\n"); 6595 break; 6596 case ICE_ERR_FW_DDP_MISMATCH: 6597 device_printf(dev, 6598 "The firmware loaded on the device is not compatible with the DDP package. Please update the device's NVM. Entering safe mode.\n"); 6599 break; 6600 case ICE_ERR_AQ_ERROR: 6601 switch (hw->pkg_dwnld_status) { 6602 case ICE_AQ_RC_ENOSEC: 6603 case ICE_AQ_RC_EBADSIG: 6604 device_printf(dev, 6605 "The DDP package in the ice_ddp module cannot be loaded because its signature is not valid. Please use a valid ice_ddp module. Entering Safe Mode.\n"); 6606 goto free_sbufs; 6607 case ICE_AQ_RC_ESVN: 6608 device_printf(dev, 6609 "The DDP package in the ice_ddp module could not be loaded because its security revision is too low. Please use an updated ice_ddp module. Entering Safe Mode.\n"); 6610 goto free_sbufs; 6611 case ICE_AQ_RC_EBADMAN: 6612 case ICE_AQ_RC_EBADBUF: 6613 device_printf(dev, 6614 "An error occurred on the device while loading the DDP package. Entering Safe Mode.\n"); 6615 goto free_sbufs; 6616 default: 6617 break; 6618 } 6619 /* fall-through */ 6620 default: 6621 device_printf(dev, 6622 "An unknown error (%s aq_err %s) occurred when loading the DDP package. Entering Safe Mode.\n", 6623 ice_status_str(*pkg_status), 6624 ice_aq_str(hw->pkg_dwnld_status)); 6625 break; 6626 } 6627 6628 free_sbufs: 6629 sbuf_delete(active_pkg); 6630 sbuf_delete(os_pkg); 6631 } 6632 6633 /** 6634 * ice_load_pkg_file - Load the DDP package file using firmware_get 6635 * @sc: device private softc 6636 * 6637 * Use firmware_get to load the DDP package memory and then request that 6638 * firmware download the package contents and program the relevant hardware 6639 * bits. 6640 * 6641 * This function makes a copy of the DDP package memory which is tracked in 6642 * the ice_hw structure. The copy will be managed and released by 6643 * ice_deinit_hw(). This allows the firmware reference to be immediately 6644 * released using firmware_put. 6645 */ 6646 void 6647 ice_load_pkg_file(struct ice_softc *sc) 6648 { 6649 struct ice_hw *hw = &sc->hw; 6650 device_t dev = sc->dev; 6651 enum ice_status status; 6652 const struct firmware *pkg; 6653 6654 pkg = firmware_get("ice_ddp"); 6655 if (!pkg) { 6656 device_printf(dev, "The DDP package module (ice_ddp) failed to load or could not be found. Entering Safe Mode.\n"); 6657 if (cold) 6658 device_printf(dev, 6659 "The DDP package module cannot be automatically loaded while booting. You may want to specify ice_ddp_load=\"YES\" in your loader.conf\n"); 6660 ice_set_bit(ICE_FEATURE_SAFE_MODE, sc->feat_cap); 6661 ice_set_bit(ICE_FEATURE_SAFE_MODE, sc->feat_en); 6662 return; 6663 } 6664 6665 /* Copy and download the pkg contents */ 6666 status = ice_copy_and_init_pkg(hw, (const u8 *)pkg->data, pkg->datasize); 6667 6668 /* Release the firmware reference */ 6669 firmware_put(pkg, FIRMWARE_UNLOAD); 6670 6671 /* Check the active DDP package version and log a message */ 6672 ice_log_pkg_init(sc, &status); 6673 6674 /* Place the driver into safe mode */ 6675 if (status != ICE_SUCCESS) { 6676 ice_set_bit(ICE_FEATURE_SAFE_MODE, sc->feat_cap); 6677 ice_set_bit(ICE_FEATURE_SAFE_MODE, sc->feat_en); 6678 } 6679 } 6680 6681 /** 6682 * ice_get_ifnet_counter - Retrieve counter value for a given ifnet counter 6683 * @vsi: the vsi to retrieve the value for 6684 * @counter: the counter type to retrieve 6685 * 6686 * Returns the value for a given ifnet counter. To do so, we calculate the 6687 * value based on the matching hardware statistics. 6688 */ 6689 uint64_t 6690 ice_get_ifnet_counter(struct ice_vsi *vsi, ift_counter counter) 6691 { 6692 struct ice_hw_port_stats *hs = &vsi->sc->stats.cur; 6693 struct ice_eth_stats *es = &vsi->hw_stats.cur; 6694 6695 /* For some statistics, especially those related to error flows, we do 6696 * not have per-VSI counters. In this case, we just report the global 6697 * counters. 6698 */ 6699 6700 switch (counter) { 6701 case IFCOUNTER_IPACKETS: 6702 return (es->rx_unicast + es->rx_multicast + es->rx_broadcast); 6703 case IFCOUNTER_IERRORS: 6704 return (hs->crc_errors + hs->illegal_bytes + 6705 hs->mac_local_faults + hs->mac_remote_faults + 6706 hs->rx_len_errors + hs->rx_undersize + 6707 hs->rx_oversize + hs->rx_fragments + hs->rx_jabber); 6708 case IFCOUNTER_OPACKETS: 6709 return (es->tx_unicast + es->tx_multicast + es->tx_broadcast); 6710 case IFCOUNTER_OERRORS: 6711 return (es->tx_errors); 6712 case IFCOUNTER_COLLISIONS: 6713 return (0); 6714 case IFCOUNTER_IBYTES: 6715 return (es->rx_bytes); 6716 case IFCOUNTER_OBYTES: 6717 return (es->tx_bytes); 6718 case IFCOUNTER_IMCASTS: 6719 return (es->rx_multicast); 6720 case IFCOUNTER_OMCASTS: 6721 return (es->tx_multicast); 6722 case IFCOUNTER_IQDROPS: 6723 return (es->rx_discards); 6724 case IFCOUNTER_OQDROPS: 6725 return (hs->tx_dropped_link_down); 6726 case IFCOUNTER_NOPROTO: 6727 return (es->rx_unknown_protocol); 6728 default: 6729 return if_get_counter_default(vsi->sc->ifp, counter); 6730 } 6731 } 6732 6733 /** 6734 * ice_save_pci_info - Save PCI configuration fields in HW struct 6735 * @hw: the ice_hw struct to save the PCI information in 6736 * @dev: the device to get the PCI information from 6737 * 6738 * This should only be called once, early in the device attach 6739 * process. 6740 */ 6741 void 6742 ice_save_pci_info(struct ice_hw *hw, device_t dev) 6743 { 6744 hw->vendor_id = pci_get_vendor(dev); 6745 hw->device_id = pci_get_device(dev); 6746 hw->subsystem_vendor_id = pci_get_subvendor(dev); 6747 hw->subsystem_device_id = pci_get_subdevice(dev); 6748 hw->revision_id = pci_get_revid(dev); 6749 hw->bus.device = pci_get_slot(dev); 6750 hw->bus.func = pci_get_function(dev); 6751 } 6752 6753 /** 6754 * ice_replay_all_vsi_cfg - Replace configuration for all VSIs after reset 6755 * @sc: the device softc 6756 * 6757 * Replace the configuration for each VSI, and then cleanup replay 6758 * information. Called after a hardware reset in order to reconfigure the 6759 * active VSIs. 6760 */ 6761 int 6762 ice_replay_all_vsi_cfg(struct ice_softc *sc) 6763 { 6764 struct ice_hw *hw = &sc->hw; 6765 enum ice_status status; 6766 int i; 6767 6768 for (i = 0 ; i < sc->num_available_vsi; i++) { 6769 struct ice_vsi *vsi = sc->all_vsi[i]; 6770 6771 if (!vsi) 6772 continue; 6773 6774 status = ice_replay_vsi(hw, vsi->idx); 6775 if (status) { 6776 device_printf(sc->dev, "Failed to replay VSI %d, err %s aq_err %s\n", 6777 vsi->idx, ice_status_str(status), 6778 ice_aq_str(hw->adminq.sq_last_status)); 6779 return (EIO); 6780 } 6781 } 6782 6783 /* Cleanup replay filters after successful reconfiguration */ 6784 ice_replay_post(hw); 6785 return (0); 6786 } 6787 6788 /** 6789 * ice_clean_vsi_rss_cfg - Cleanup RSS configuration for a given VSI 6790 * @vsi: pointer to the VSI structure 6791 * 6792 * Cleanup the advanced RSS configuration for a given VSI. This is necessary 6793 * during driver removal to ensure that all RSS resources are properly 6794 * released. 6795 * 6796 * @remark this function doesn't report an error as it is expected to be 6797 * called during driver reset and unload, and there isn't much the driver can 6798 * do if freeing RSS resources fails. 6799 */ 6800 static void 6801 ice_clean_vsi_rss_cfg(struct ice_vsi *vsi) 6802 { 6803 struct ice_softc *sc = vsi->sc; 6804 struct ice_hw *hw = &sc->hw; 6805 device_t dev = sc->dev; 6806 enum ice_status status; 6807 6808 status = ice_rem_vsi_rss_cfg(hw, vsi->idx); 6809 if (status) 6810 device_printf(dev, 6811 "Failed to remove RSS configuration for VSI %d, err %s\n", 6812 vsi->idx, ice_status_str(status)); 6813 6814 /* Remove this VSI from the RSS list */ 6815 ice_rem_vsi_rss_list(hw, vsi->idx); 6816 } 6817 6818 /** 6819 * ice_clean_all_vsi_rss_cfg - Cleanup RSS configuration for all VSIs 6820 * @sc: the device softc pointer 6821 * 6822 * Cleanup the advanced RSS configuration for all VSIs on a given PF 6823 * interface. 6824 * 6825 * @remark This should be called while preparing for a reset, to cleanup stale 6826 * RSS configuration for all VSIs. 6827 */ 6828 void 6829 ice_clean_all_vsi_rss_cfg(struct ice_softc *sc) 6830 { 6831 int i; 6832 6833 /* No need to cleanup if RSS is not enabled */ 6834 if (!ice_is_bit_set(sc->feat_en, ICE_FEATURE_RSS)) 6835 return; 6836 6837 for (i = 0; i < sc->num_available_vsi; i++) { 6838 struct ice_vsi *vsi = sc->all_vsi[i]; 6839 6840 if (vsi) 6841 ice_clean_vsi_rss_cfg(vsi); 6842 } 6843 } 6844 6845 /** 6846 * ice_requested_fec_mode - Return the requested FEC mode as a string 6847 * @pi: The port info structure 6848 * 6849 * Return a string representing the requested FEC mode. 6850 */ 6851 static const char * 6852 ice_requested_fec_mode(struct ice_port_info *pi) 6853 { 6854 struct ice_aqc_get_phy_caps_data pcaps = { 0 }; 6855 enum ice_status status; 6856 6857 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_ACTIVE_CFG, 6858 &pcaps, NULL); 6859 if (status) 6860 /* Just report unknown if we can't get capabilities */ 6861 return "Unknown"; 6862 6863 /* Check if RS-FEC has been requested first */ 6864 if (pcaps.link_fec_options & (ICE_AQC_PHY_FEC_25G_RS_528_REQ | 6865 ICE_AQC_PHY_FEC_25G_RS_544_REQ)) 6866 return ice_fec_str(ICE_FEC_RS); 6867 6868 /* If RS FEC has not been requested, then check BASE-R */ 6869 if (pcaps.link_fec_options & (ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ | 6870 ICE_AQC_PHY_FEC_25G_KR_REQ)) 6871 return ice_fec_str(ICE_FEC_BASER); 6872 6873 return ice_fec_str(ICE_FEC_NONE); 6874 } 6875 6876 /** 6877 * ice_negotiated_fec_mode - Return the negotiated FEC mode as a string 6878 * @pi: The port info structure 6879 * 6880 * Return a string representing the current FEC mode. 6881 */ 6882 static const char * 6883 ice_negotiated_fec_mode(struct ice_port_info *pi) 6884 { 6885 /* First, check if RS has been requested first */ 6886 if (pi->phy.link_info.fec_info & (ICE_AQ_LINK_25G_RS_528_FEC_EN | 6887 ICE_AQ_LINK_25G_RS_544_FEC_EN)) 6888 return ice_fec_str(ICE_FEC_RS); 6889 6890 /* If RS FEC has not been requested, then check BASE-R */ 6891 if (pi->phy.link_info.fec_info & ICE_AQ_LINK_25G_KR_FEC_EN) 6892 return ice_fec_str(ICE_FEC_BASER); 6893 6894 return ice_fec_str(ICE_FEC_NONE); 6895 } 6896 6897 /** 6898 * ice_autoneg_mode - Return string indicating of autoneg completed 6899 * @pi: The port info structure 6900 * 6901 * Return "True" if autonegotiation is completed, "False" otherwise. 6902 */ 6903 static const char * 6904 ice_autoneg_mode(struct ice_port_info *pi) 6905 { 6906 if (pi->phy.link_info.an_info & ICE_AQ_AN_COMPLETED) 6907 return "True"; 6908 else 6909 return "False"; 6910 } 6911 6912 /** 6913 * ice_flowcontrol_mode - Return string indicating the Flow Control mode 6914 * @pi: The port info structure 6915 * 6916 * Returns the current Flow Control mode as a string. 6917 */ 6918 static const char * 6919 ice_flowcontrol_mode(struct ice_port_info *pi) 6920 { 6921 return ice_fc_str(pi->fc.current_mode); 6922 } 6923 6924 /** 6925 * ice_link_up_msg - Log a link up message with associated info 6926 * @sc: the device private softc 6927 * 6928 * Log a link up message with LOG_NOTICE message level. Include information 6929 * about the duplex, FEC mode, autonegotiation and flow control. 6930 */ 6931 void 6932 ice_link_up_msg(struct ice_softc *sc) 6933 { 6934 struct ice_hw *hw = &sc->hw; 6935 struct ifnet *ifp = sc->ifp; 6936 const char *speed, *req_fec, *neg_fec, *autoneg, *flowcontrol; 6937 6938 speed = ice_aq_speed_to_str(hw->port_info); 6939 req_fec = ice_requested_fec_mode(hw->port_info); 6940 neg_fec = ice_negotiated_fec_mode(hw->port_info); 6941 autoneg = ice_autoneg_mode(hw->port_info); 6942 flowcontrol = ice_flowcontrol_mode(hw->port_info); 6943 6944 log(LOG_NOTICE, "%s: Link is up, %s Full Duplex, Requested FEC: %s, Negotiated FEC: %s, Autoneg: %s, Flow Control: %s\n", 6945 if_name(ifp), speed, req_fec, neg_fec, autoneg, flowcontrol); 6946 } 6947 6948 /** 6949 * ice_update_laa_mac - Update MAC address if Locally Administered 6950 * @sc: the device softc 6951 * 6952 * Update the device MAC address when a Locally Administered Address is 6953 * assigned. 6954 * 6955 * This function does *not* update the MAC filter list itself. Instead, it 6956 * should be called after ice_rm_pf_default_mac_filters, so that the previous 6957 * address filter will be removed, and before ice_cfg_pf_default_mac_filters, 6958 * so that the new address filter will be assigned. 6959 */ 6960 int 6961 ice_update_laa_mac(struct ice_softc *sc) 6962 { 6963 const u8 *lladdr = (const u8 *)IF_LLADDR(sc->ifp); 6964 struct ice_hw *hw = &sc->hw; 6965 enum ice_status status; 6966 6967 /* If the address is the same, then there is nothing to update */ 6968 if (!memcmp(lladdr, hw->port_info->mac.lan_addr, ETHER_ADDR_LEN)) 6969 return (0); 6970 6971 /* Reject Multicast addresses */ 6972 if (ETHER_IS_MULTICAST(lladdr)) 6973 return (EINVAL); 6974 6975 status = ice_aq_manage_mac_write(hw, lladdr, ICE_AQC_MAN_MAC_UPDATE_LAA_WOL, NULL); 6976 if (status) { 6977 device_printf(sc->dev, "Failed to write mac %6D to firmware, err %s aq_err %s\n", 6978 lladdr, ":", ice_status_str(status), 6979 ice_aq_str(hw->adminq.sq_last_status)); 6980 return (EFAULT); 6981 } 6982 6983 /* Copy the address into place of the LAN address. */ 6984 bcopy(lladdr, hw->port_info->mac.lan_addr, ETHER_ADDR_LEN); 6985 6986 return (0); 6987 } 6988 6989 /** 6990 * ice_get_and_print_bus_info - Save (PCI) bus info and print messages 6991 * @sc: device softc 6992 * 6993 * This will potentially print out a warning message if bus bandwidth 6994 * is insufficient for full-speed operation. 6995 * 6996 * This should only be called once, during the attach process, after 6997 * hw->port_info has been filled out with port link topology information 6998 * (from the Get PHY Capabilities Admin Queue command). 6999 */ 7000 void 7001 ice_get_and_print_bus_info(struct ice_softc *sc) 7002 { 7003 struct ice_hw *hw = &sc->hw; 7004 device_t dev = sc->dev; 7005 u16 pci_link_status; 7006 int offset; 7007 7008 pci_find_cap(dev, PCIY_EXPRESS, &offset); 7009 pci_link_status = pci_read_config(dev, offset + PCIER_LINK_STA, 2); 7010 7011 /* Fill out hw struct with PCIE link status info */ 7012 ice_set_pci_link_status_data(hw, pci_link_status); 7013 7014 /* Use info to print out bandwidth messages */ 7015 ice_print_bus_link_data(dev, hw); 7016 7017 if (ice_pcie_bandwidth_check(sc)) { 7018 device_printf(dev, 7019 "PCI-Express bandwidth available for this device may be insufficient for optimal performance.\n"); 7020 device_printf(dev, 7021 "Please move the device to a different PCI-e link with more lanes and/or higher transfer rate.\n"); 7022 } 7023 } 7024 7025 /** 7026 * ice_pcie_bus_speed_to_rate - Convert driver bus speed enum value to 7027 * a 64-bit baudrate. 7028 * @speed: enum value to convert 7029 * 7030 * This only goes up to PCIE Gen 4. 7031 */ 7032 static uint64_t 7033 ice_pcie_bus_speed_to_rate(enum ice_pcie_bus_speed speed) 7034 { 7035 /* If the PCI-E speed is Gen1 or Gen2, then report 7036 * only 80% of bus speed to account for encoding overhead. 7037 */ 7038 switch (speed) { 7039 case ice_pcie_speed_2_5GT: 7040 return IF_Gbps(2); 7041 case ice_pcie_speed_5_0GT: 7042 return IF_Gbps(4); 7043 case ice_pcie_speed_8_0GT: 7044 return IF_Gbps(8); 7045 case ice_pcie_speed_16_0GT: 7046 return IF_Gbps(16); 7047 case ice_pcie_speed_unknown: 7048 default: 7049 return 0; 7050 } 7051 } 7052 7053 /** 7054 * ice_pcie_lnk_width_to_int - Convert driver pci-e width enum value to 7055 * a 32-bit number. 7056 * @width: enum value to convert 7057 */ 7058 static int 7059 ice_pcie_lnk_width_to_int(enum ice_pcie_link_width width) 7060 { 7061 switch (width) { 7062 case ice_pcie_lnk_x1: 7063 return (1); 7064 case ice_pcie_lnk_x2: 7065 return (2); 7066 case ice_pcie_lnk_x4: 7067 return (4); 7068 case ice_pcie_lnk_x8: 7069 return (8); 7070 case ice_pcie_lnk_x12: 7071 return (12); 7072 case ice_pcie_lnk_x16: 7073 return (16); 7074 case ice_pcie_lnk_x32: 7075 return (32); 7076 case ice_pcie_lnk_width_resrv: 7077 case ice_pcie_lnk_width_unknown: 7078 default: 7079 return (0); 7080 } 7081 } 7082 7083 /** 7084 * ice_pcie_bandwidth_check - Check if PCI-E bandwidth is sufficient for 7085 * full-speed device operation. 7086 * @sc: adapter softc 7087 * 7088 * Returns 0 if sufficient; 1 if not. 7089 */ 7090 static uint8_t 7091 ice_pcie_bandwidth_check(struct ice_softc *sc) 7092 { 7093 struct ice_hw *hw = &sc->hw; 7094 int num_ports, pcie_width; 7095 u64 pcie_speed, port_speed; 7096 7097 MPASS(hw->port_info); 7098 7099 num_ports = bitcount32(hw->func_caps.common_cap.valid_functions); 7100 port_speed = ice_phy_types_to_max_rate(hw->port_info); 7101 pcie_speed = ice_pcie_bus_speed_to_rate(hw->bus.speed); 7102 pcie_width = ice_pcie_lnk_width_to_int(hw->bus.width); 7103 7104 /* 7105 * If 2x100, clamp ports to 1 -- 2nd port is intended for 7106 * failover. 7107 */ 7108 if (port_speed == IF_Gbps(100)) 7109 num_ports = 1; 7110 7111 return !!((num_ports * port_speed) > pcie_speed * pcie_width); 7112 } 7113 7114 /** 7115 * ice_print_bus_link_data - Print PCI-E bandwidth information 7116 * @dev: device to print string for 7117 * @hw: hw struct with PCI-e link information 7118 */ 7119 static void 7120 ice_print_bus_link_data(device_t dev, struct ice_hw *hw) 7121 { 7122 device_printf(dev, "PCI Express Bus: Speed %s %s\n", 7123 ((hw->bus.speed == ice_pcie_speed_16_0GT) ? "16.0GT/s" : 7124 (hw->bus.speed == ice_pcie_speed_8_0GT) ? "8.0GT/s" : 7125 (hw->bus.speed == ice_pcie_speed_5_0GT) ? "5.0GT/s" : 7126 (hw->bus.speed == ice_pcie_speed_2_5GT) ? "2.5GT/s" : "Unknown"), 7127 (hw->bus.width == ice_pcie_lnk_x32) ? "Width x32" : 7128 (hw->bus.width == ice_pcie_lnk_x16) ? "Width x16" : 7129 (hw->bus.width == ice_pcie_lnk_x12) ? "Width x12" : 7130 (hw->bus.width == ice_pcie_lnk_x8) ? "Width x8" : 7131 (hw->bus.width == ice_pcie_lnk_x4) ? "Width x4" : 7132 (hw->bus.width == ice_pcie_lnk_x2) ? "Width x2" : 7133 (hw->bus.width == ice_pcie_lnk_x1) ? "Width x1" : "Width Unknown"); 7134 } 7135 7136 /** 7137 * ice_set_pci_link_status_data - store PCI bus info 7138 * @hw: pointer to hardware structure 7139 * @link_status: the link status word from PCI config space 7140 * 7141 * Stores the PCI bus info (speed, width, type) within the ice_hw structure 7142 **/ 7143 static void 7144 ice_set_pci_link_status_data(struct ice_hw *hw, u16 link_status) 7145 { 7146 u16 reg; 7147 7148 hw->bus.type = ice_bus_pci_express; 7149 7150 reg = (link_status & PCIEM_LINK_STA_WIDTH) >> 4; 7151 7152 switch (reg) { 7153 case ice_pcie_lnk_x1: 7154 case ice_pcie_lnk_x2: 7155 case ice_pcie_lnk_x4: 7156 case ice_pcie_lnk_x8: 7157 case ice_pcie_lnk_x12: 7158 case ice_pcie_lnk_x16: 7159 case ice_pcie_lnk_x32: 7160 hw->bus.width = (enum ice_pcie_link_width)reg; 7161 break; 7162 default: 7163 hw->bus.width = ice_pcie_lnk_width_unknown; 7164 break; 7165 } 7166 7167 reg = (link_status & PCIEM_LINK_STA_SPEED) + 0x13; 7168 7169 switch (reg) { 7170 case ice_pcie_speed_2_5GT: 7171 case ice_pcie_speed_5_0GT: 7172 case ice_pcie_speed_8_0GT: 7173 case ice_pcie_speed_16_0GT: 7174 hw->bus.speed = (enum ice_pcie_bus_speed)reg; 7175 break; 7176 default: 7177 hw->bus.speed = ice_pcie_speed_unknown; 7178 break; 7179 } 7180 } 7181 7182 /** 7183 * ice_init_link_events - Initialize Link Status Events mask 7184 * @sc: the device softc 7185 * 7186 * Initialize the Link Status Events mask to disable notification of link 7187 * events we don't care about in software. Also request that link status 7188 * events be enabled. 7189 */ 7190 int 7191 ice_init_link_events(struct ice_softc *sc) 7192 { 7193 struct ice_hw *hw = &sc->hw; 7194 enum ice_status status; 7195 u16 wanted_events; 7196 7197 /* Set the bits for the events that we want to be notified by */ 7198 wanted_events = (ICE_AQ_LINK_EVENT_UPDOWN | 7199 ICE_AQ_LINK_EVENT_MEDIA_NA | 7200 ICE_AQ_LINK_EVENT_MODULE_QUAL_FAIL); 7201 7202 /* request that every event except the wanted events be masked */ 7203 status = ice_aq_set_event_mask(hw, hw->port_info->lport, ~wanted_events, NULL); 7204 if (status) { 7205 device_printf(sc->dev, 7206 "Failed to set link status event mask, err %s aq_err %s\n", 7207 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 7208 return (EIO); 7209 } 7210 7211 /* Request link info with the LSE bit set to enable link status events */ 7212 status = ice_aq_get_link_info(hw->port_info, true, NULL, NULL); 7213 if (status) { 7214 device_printf(sc->dev, 7215 "Failed to enable link status events, err %s aq_err %s\n", 7216 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 7217 return (EIO); 7218 } 7219 7220 return (0); 7221 } 7222 7223 /** 7224 * ice_handle_mdd_event - Handle possibly malicious events 7225 * @sc: the device softc 7226 * 7227 * Called by the admin task if an MDD detection interrupt is triggered. 7228 * Identifies possibly malicious events coming from VFs. Also triggers for 7229 * similar incorrect behavior from the PF as well. 7230 */ 7231 void 7232 ice_handle_mdd_event(struct ice_softc *sc) 7233 { 7234 struct ice_hw *hw = &sc->hw; 7235 bool mdd_detected = false, request_reinit = false; 7236 device_t dev = sc->dev; 7237 u32 reg; 7238 7239 if (!ice_testandclear_state(&sc->state, ICE_STATE_MDD_PENDING)) 7240 return; 7241 7242 reg = rd32(hw, GL_MDET_TX_TCLAN); 7243 if (reg & GL_MDET_TX_TCLAN_VALID_M) { 7244 u8 pf_num = (reg & GL_MDET_TX_TCLAN_PF_NUM_M) >> GL_MDET_TX_TCLAN_PF_NUM_S; 7245 u16 vf_num = (reg & GL_MDET_TX_TCLAN_VF_NUM_M) >> GL_MDET_TX_TCLAN_VF_NUM_S; 7246 u8 event = (reg & GL_MDET_TX_TCLAN_MAL_TYPE_M) >> GL_MDET_TX_TCLAN_MAL_TYPE_S; 7247 u16 queue = (reg & GL_MDET_TX_TCLAN_QNUM_M) >> GL_MDET_TX_TCLAN_QNUM_S; 7248 7249 device_printf(dev, "Malicious Driver Detection Tx Descriptor check event '%s' on Tx queue %u PF# %u VF# %u\n", 7250 ice_mdd_tx_tclan_str(event), queue, pf_num, vf_num); 7251 7252 /* Only clear this event if it matches this PF, that way other 7253 * PFs can read the event and determine VF and queue number. 7254 */ 7255 if (pf_num == hw->pf_id) 7256 wr32(hw, GL_MDET_TX_TCLAN, 0xffffffff); 7257 7258 mdd_detected = true; 7259 } 7260 7261 /* Determine what triggered the MDD event */ 7262 reg = rd32(hw, GL_MDET_TX_PQM); 7263 if (reg & GL_MDET_TX_PQM_VALID_M) { 7264 u8 pf_num = (reg & GL_MDET_TX_PQM_PF_NUM_M) >> GL_MDET_TX_PQM_PF_NUM_S; 7265 u16 vf_num = (reg & GL_MDET_TX_PQM_VF_NUM_M) >> GL_MDET_TX_PQM_VF_NUM_S; 7266 u8 event = (reg & GL_MDET_TX_PQM_MAL_TYPE_M) >> GL_MDET_TX_PQM_MAL_TYPE_S; 7267 u16 queue = (reg & GL_MDET_TX_PQM_QNUM_M) >> GL_MDET_TX_PQM_QNUM_S; 7268 7269 device_printf(dev, "Malicious Driver Detection Tx Quanta check event '%s' on Tx queue %u PF# %u VF# %u\n", 7270 ice_mdd_tx_pqm_str(event), queue, pf_num, vf_num); 7271 7272 /* Only clear this event if it matches this PF, that way other 7273 * PFs can read the event and determine VF and queue number. 7274 */ 7275 if (pf_num == hw->pf_id) 7276 wr32(hw, GL_MDET_TX_PQM, 0xffffffff); 7277 7278 mdd_detected = true; 7279 } 7280 7281 reg = rd32(hw, GL_MDET_RX); 7282 if (reg & GL_MDET_RX_VALID_M) { 7283 u8 pf_num = (reg & GL_MDET_RX_PF_NUM_M) >> GL_MDET_RX_PF_NUM_S; 7284 u16 vf_num = (reg & GL_MDET_RX_VF_NUM_M) >> GL_MDET_RX_VF_NUM_S; 7285 u8 event = (reg & GL_MDET_RX_MAL_TYPE_M) >> GL_MDET_RX_MAL_TYPE_S; 7286 u16 queue = (reg & GL_MDET_RX_QNUM_M) >> GL_MDET_RX_QNUM_S; 7287 7288 device_printf(dev, "Malicious Driver Detection Rx event '%s' on Rx queue %u PF# %u VF# %u\n", 7289 ice_mdd_rx_str(event), queue, pf_num, vf_num); 7290 7291 /* Only clear this event if it matches this PF, that way other 7292 * PFs can read the event and determine VF and queue number. 7293 */ 7294 if (pf_num == hw->pf_id) 7295 wr32(hw, GL_MDET_RX, 0xffffffff); 7296 7297 mdd_detected = true; 7298 } 7299 7300 /* Now, confirm that this event actually affects this PF, by checking 7301 * the PF registers. 7302 */ 7303 if (mdd_detected) { 7304 reg = rd32(hw, PF_MDET_TX_TCLAN); 7305 if (reg & PF_MDET_TX_TCLAN_VALID_M) { 7306 wr32(hw, PF_MDET_TX_TCLAN, 0xffff); 7307 sc->soft_stats.tx_mdd_count++; 7308 request_reinit = true; 7309 } 7310 7311 reg = rd32(hw, PF_MDET_TX_PQM); 7312 if (reg & PF_MDET_TX_PQM_VALID_M) { 7313 wr32(hw, PF_MDET_TX_PQM, 0xffff); 7314 sc->soft_stats.tx_mdd_count++; 7315 request_reinit = true; 7316 } 7317 7318 reg = rd32(hw, PF_MDET_RX); 7319 if (reg & PF_MDET_RX_VALID_M) { 7320 wr32(hw, PF_MDET_RX, 0xffff); 7321 sc->soft_stats.rx_mdd_count++; 7322 request_reinit = true; 7323 } 7324 } 7325 7326 /* TODO: Implement logic to detect and handle events caused by VFs. */ 7327 7328 /* request that the upper stack re-initialize the Tx/Rx queues */ 7329 if (request_reinit) 7330 ice_request_stack_reinit(sc); 7331 7332 ice_flush(hw); 7333 } 7334 7335 /** 7336 * ice_init_dcb_setup - Initialize DCB settings for HW 7337 * @sc: the device softc 7338 * 7339 * This needs to be called after the fw_lldp_agent sysctl is added, since that 7340 * can update the device's LLDP agent status if a tunable value is set. 7341 * 7342 * Get and store the initial state of DCB settings on driver load. Print out 7343 * informational messages as well. 7344 */ 7345 void 7346 ice_init_dcb_setup(struct ice_softc *sc) 7347 { 7348 struct ice_hw *hw = &sc->hw; 7349 device_t dev = sc->dev; 7350 bool dcbx_agent_status; 7351 enum ice_status status; 7352 7353 /* Don't do anything if DCB isn't supported */ 7354 if (!hw->func_caps.common_cap.dcb) { 7355 device_printf(dev, "%s: No DCB support\n", 7356 __func__); 7357 return; 7358 } 7359 7360 hw->port_info->qos_cfg.dcbx_status = ice_get_dcbx_status(hw); 7361 if (hw->port_info->qos_cfg.dcbx_status != ICE_DCBX_STATUS_DONE && 7362 hw->port_info->qos_cfg.dcbx_status != ICE_DCBX_STATUS_IN_PROGRESS) { 7363 /* 7364 * Start DCBX agent, but not LLDP. The return value isn't 7365 * checked here because a more detailed dcbx agent status is 7366 * retrieved and checked in ice_init_dcb() and below. 7367 */ 7368 status = ice_aq_start_stop_dcbx(hw, true, &dcbx_agent_status, NULL); 7369 if (status && hw->adminq.sq_last_status != ICE_AQ_RC_EPERM) 7370 device_printf(dev, 7371 "start_stop_dcbx failed, err %s aq_err %s\n", 7372 ice_status_str(status), 7373 ice_aq_str(hw->adminq.sq_last_status)); 7374 } 7375 7376 /* This sets hw->port_info->qos_cfg.is_sw_lldp */ 7377 status = ice_init_dcb(hw, true); 7378 7379 /* If there is an error, then FW LLDP is not in a usable state */ 7380 if (status != 0 && status != ICE_ERR_NOT_READY) { 7381 /* Don't print an error message if the return code from the AQ 7382 * cmd performed in ice_init_dcb() is EPERM; that means the 7383 * FW LLDP engine is disabled, and that is a valid state. 7384 */ 7385 if (!(status == ICE_ERR_AQ_ERROR && 7386 hw->adminq.sq_last_status == ICE_AQ_RC_EPERM)) { 7387 device_printf(dev, "DCB init failed, err %s aq_err %s\n", 7388 ice_status_str(status), 7389 ice_aq_str(hw->adminq.sq_last_status)); 7390 } 7391 hw->port_info->qos_cfg.dcbx_status = ICE_DCBX_STATUS_NOT_STARTED; 7392 } 7393 7394 switch (hw->port_info->qos_cfg.dcbx_status) { 7395 case ICE_DCBX_STATUS_DIS: 7396 ice_debug(hw, ICE_DBG_DCB, "DCBX disabled\n"); 7397 break; 7398 case ICE_DCBX_STATUS_NOT_STARTED: 7399 ice_debug(hw, ICE_DBG_DCB, "DCBX not started\n"); 7400 break; 7401 case ICE_DCBX_STATUS_MULTIPLE_PEERS: 7402 ice_debug(hw, ICE_DBG_DCB, "DCBX detected multiple peers\n"); 7403 break; 7404 default: 7405 break; 7406 } 7407 7408 /* LLDP disabled in FW */ 7409 if (hw->port_info->qos_cfg.is_sw_lldp) { 7410 ice_add_rx_lldp_filter(sc); 7411 device_printf(dev, "Firmware LLDP agent disabled\n"); 7412 } 7413 } 7414 7415 /** 7416 * ice_dcb_get_tc_map - Scans config to get bitmap of enabled TCs 7417 * @dcbcfg: DCB configuration to examine 7418 * 7419 * Scans a TC mapping table inside dcbcfg to find traffic classes 7420 * enabled and @returns a bitmask of enabled TCs 7421 */ 7422 static u8 7423 ice_dcb_get_tc_map(const struct ice_dcbx_cfg *dcbcfg) 7424 { 7425 u8 tc_map = 0; 7426 int i = 0; 7427 7428 switch (dcbcfg->pfc_mode) { 7429 case ICE_QOS_MODE_VLAN: 7430 /* XXX: "i" is actually "User Priority" here, not 7431 * Traffic Class, but the max for both is 8, so it works 7432 * out here. 7433 */ 7434 for (i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) 7435 tc_map |= BIT(dcbcfg->etscfg.prio_table[i]); 7436 break; 7437 default: 7438 /* Invalid Mode */ 7439 tc_map = ICE_DFLT_TRAFFIC_CLASS; 7440 break; 7441 } 7442 7443 return (tc_map); 7444 } 7445 7446 /** 7447 * ice_dcb_num_tc - Count the number of TCs in a bitmap 7448 * @tc_map: bitmap of enabled traffic classes 7449 * 7450 * @return the number of traffic classes in 7451 * an 8-bit TC bitmap, or 0 if they are noncontiguous 7452 */ 7453 static u8 7454 ice_dcb_num_tc(u8 tc_map) 7455 { 7456 bool tc_unused = false; 7457 u8 ret = 0; 7458 int i = 0; 7459 7460 ice_for_each_traffic_class(i) { 7461 if (tc_map & BIT(i)) { 7462 if (!tc_unused) { 7463 ret++; 7464 } else { 7465 /* Non-contiguous TCs detected */ 7466 return (0); 7467 } 7468 } else 7469 tc_unused = true; 7470 } 7471 7472 return (ret); 7473 } 7474 7475 /** 7476 * ice_debug_print_mib_change_event - helper function to log LLDP MIB change events 7477 * @sc: the device private softc 7478 * @event: event received on a control queue 7479 * 7480 * Prints out the type and contents of an LLDP MIB change event in a DCB debug message. 7481 */ 7482 static void 7483 ice_debug_print_mib_change_event(struct ice_softc *sc, struct ice_rq_event_info *event) 7484 { 7485 struct ice_aqc_lldp_get_mib *params = 7486 (struct ice_aqc_lldp_get_mib *)&event->desc.params.lldp_get_mib; 7487 u8 mib_type, bridge_type, tx_status; 7488 7489 static const char* mib_type_strings[] = { 7490 "Local MIB", 7491 "Remote MIB", 7492 "Reserved", 7493 "Reserved" 7494 }; 7495 static const char* bridge_type_strings[] = { 7496 "Nearest Bridge", 7497 "Non-TPMR Bridge", 7498 "Reserved", 7499 "Reserved" 7500 }; 7501 static const char* tx_status_strings[] = { 7502 "Port's TX active", 7503 "Port's TX suspended and drained", 7504 "Reserved", 7505 "Port's TX suspended and drained; blocked TC pipe flushed" 7506 }; 7507 7508 mib_type = (params->type & ICE_AQ_LLDP_MIB_TYPE_M) >> 7509 ICE_AQ_LLDP_MIB_TYPE_S; 7510 bridge_type = (params->type & ICE_AQ_LLDP_BRID_TYPE_M) >> 7511 ICE_AQ_LLDP_BRID_TYPE_S; 7512 tx_status = (params->type & ICE_AQ_LLDP_TX_M) >> 7513 ICE_AQ_LLDP_TX_S; 7514 7515 ice_debug(&sc->hw, ICE_DBG_DCB, "LLDP MIB Change Event (%s, %s, %s)\n", 7516 mib_type_strings[mib_type], bridge_type_strings[bridge_type], 7517 tx_status_strings[tx_status]); 7518 7519 /* Nothing else to report */ 7520 if (!event->msg_buf) 7521 return; 7522 7523 ice_debug(&sc->hw, ICE_DBG_DCB, "- %s contents:\n", mib_type_strings[mib_type]); 7524 ice_debug_array(&sc->hw, ICE_DBG_DCB, 16, 1, event->msg_buf, 7525 event->msg_len); 7526 } 7527 7528 /** 7529 * ice_dcb_needs_reconfig - Returns true if driver needs to reconfigure 7530 * @sc: the device private softc 7531 * @old_cfg: Old DCBX configuration to compare against 7532 * @new_cfg: New DCBX configuration to check 7533 * 7534 * @return true if something changed in new_cfg that requires the driver 7535 * to do some reconfiguration. 7536 */ 7537 static bool 7538 ice_dcb_needs_reconfig(struct ice_softc *sc, struct ice_dcbx_cfg *old_cfg, 7539 struct ice_dcbx_cfg *new_cfg) 7540 { 7541 struct ice_hw *hw = &sc->hw; 7542 bool needs_reconfig = false; 7543 7544 /* Check if ETS config has changed */ 7545 if (memcmp(&new_cfg->etscfg, &old_cfg->etscfg, 7546 sizeof(new_cfg->etscfg))) { 7547 /* If Priority Table has changed, then driver reconfig is needed */ 7548 if (memcmp(&new_cfg->etscfg.prio_table, 7549 &old_cfg->etscfg.prio_table, 7550 sizeof(new_cfg->etscfg.prio_table))) { 7551 ice_debug(hw, ICE_DBG_DCB, "ETS UP2TC changed\n"); 7552 needs_reconfig = true; 7553 } 7554 7555 /* These are just informational */ 7556 if (memcmp(&new_cfg->etscfg.tcbwtable, 7557 &old_cfg->etscfg.tcbwtable, 7558 sizeof(new_cfg->etscfg.tcbwtable))) 7559 ice_debug(hw, ICE_DBG_DCB, "ETS TCBW table changed\n"); 7560 7561 if (memcmp(&new_cfg->etscfg.tsatable, 7562 &old_cfg->etscfg.tsatable, 7563 sizeof(new_cfg->etscfg.tsatable))) 7564 ice_debug(hw, ICE_DBG_DCB, "ETS TSA table changed\n"); 7565 } 7566 7567 /* Check if PFC config has changed */ 7568 if (memcmp(&new_cfg->pfc, &old_cfg->pfc, sizeof(new_cfg->pfc))) { 7569 needs_reconfig = true; 7570 ice_debug(hw, ICE_DBG_DCB, "PFC config changed\n"); 7571 } 7572 7573 ice_debug(hw, ICE_DBG_DCB, "%s result: %d\n", __func__, needs_reconfig); 7574 7575 return (needs_reconfig); 7576 } 7577 7578 /** 7579 * ice_stop_pf_vsi - Stop queues for PF LAN VSI 7580 * @sc: the device private softc 7581 * 7582 * Flushes interrupts and stops the queues associated with the PF LAN VSI. 7583 */ 7584 static void 7585 ice_stop_pf_vsi(struct ice_softc *sc) 7586 { 7587 /* Dissociate the Tx and Rx queues from the interrupts */ 7588 ice_flush_txq_interrupts(&sc->pf_vsi); 7589 ice_flush_rxq_interrupts(&sc->pf_vsi); 7590 7591 if (!ice_testandclear_state(&sc->state, ICE_STATE_DRIVER_INITIALIZED)) 7592 return; 7593 7594 /* Disable the Tx and Rx queues */ 7595 ice_vsi_disable_tx(&sc->pf_vsi); 7596 ice_control_rx_queues(&sc->pf_vsi, false); 7597 } 7598 7599 /** 7600 * ice_vsi_setup_q_map - Setup a VSI queue map 7601 * @vsi: the VSI being configured 7602 * @ctxt: VSI context structure 7603 */ 7604 static void 7605 ice_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt) 7606 { 7607 u16 offset = 0, qmap = 0, pow = 0; 7608 u16 num_txq_per_tc, num_rxq_per_tc, qcount_rx; 7609 int i, j, k; 7610 7611 if (vsi->num_tcs == 0) { 7612 /* at least TC0 should be enabled by default */ 7613 vsi->num_tcs = 1; 7614 vsi->tc_map = 0x1; 7615 } 7616 7617 qcount_rx = vsi->num_rx_queues; 7618 num_rxq_per_tc = min(qcount_rx / vsi->num_tcs, ICE_MAX_RXQS_PER_TC); 7619 if (!num_rxq_per_tc) 7620 num_rxq_per_tc = 1; 7621 7622 /* Have TX queue count match RX queue count */ 7623 num_txq_per_tc = num_rxq_per_tc; 7624 7625 /* find the (rounded up) power-of-2 of qcount */ 7626 pow = flsl(num_rxq_per_tc - 1); 7627 7628 /* TC mapping is a function of the number of Rx queues assigned to the 7629 * VSI for each traffic class and the offset of these queues. 7630 * The first 10 bits are for queue offset for TC0, next 4 bits for no:of 7631 * queues allocated to TC0. No:of queues is a power-of-2. 7632 * 7633 * If TC is not enabled, the queue offset is set to 0, and allocate one 7634 * queue, this way, traffic for the given TC will be sent to the default 7635 * queue. 7636 * 7637 * Setup number and offset of Rx queues for all TCs for the VSI 7638 */ 7639 ice_for_each_traffic_class(i) { 7640 if (!(vsi->tc_map & BIT(i))) { 7641 /* TC is not enabled */ 7642 vsi->tc_info[i].qoffset = 0; 7643 vsi->tc_info[i].qcount_rx = 1; 7644 vsi->tc_info[i].qcount_tx = 1; 7645 7646 ctxt->info.tc_mapping[i] = 0; 7647 continue; 7648 } 7649 7650 /* TC is enabled */ 7651 vsi->tc_info[i].qoffset = offset; 7652 vsi->tc_info[i].qcount_rx = num_rxq_per_tc; 7653 vsi->tc_info[i].qcount_tx = num_txq_per_tc; 7654 7655 qmap = ((offset << ICE_AQ_VSI_TC_Q_OFFSET_S) & 7656 ICE_AQ_VSI_TC_Q_OFFSET_M) | 7657 ((pow << ICE_AQ_VSI_TC_Q_NUM_S) & 7658 ICE_AQ_VSI_TC_Q_NUM_M); 7659 ctxt->info.tc_mapping[i] = CPU_TO_LE16(qmap); 7660 7661 /* Store traffic class and handle data in queue structures */ 7662 for (j = offset, k = 0; j < offset + num_txq_per_tc; j++, k++) { 7663 vsi->tx_queues[j].q_handle = k; 7664 vsi->tx_queues[j].tc = i; 7665 } 7666 for (j = offset; j < offset + num_rxq_per_tc; j++) 7667 vsi->rx_queues[j].tc = i; 7668 7669 offset += num_rxq_per_tc; 7670 } 7671 7672 /* Rx queue mapping */ 7673 ctxt->info.mapping_flags |= CPU_TO_LE16(ICE_AQ_VSI_Q_MAP_CONTIG); 7674 ctxt->info.q_mapping[0] = CPU_TO_LE16(vsi->rx_qmap[0]); 7675 ctxt->info.q_mapping[1] = CPU_TO_LE16(vsi->num_rx_queues); 7676 } 7677 7678 /** 7679 * ice_pf_vsi_cfg_tc - Configure PF VSI for a given TC map 7680 * @sc: the device private softc 7681 * @tc_map: traffic class bitmap 7682 * 7683 * @pre VSI queues are stopped 7684 * 7685 * @return 0 if configuration is successful 7686 * @return EIO if Update VSI AQ cmd fails 7687 * @return ENODEV if updating Tx Scheduler fails 7688 */ 7689 static int 7690 ice_pf_vsi_cfg_tc(struct ice_softc *sc, u8 tc_map) 7691 { 7692 u16 max_txqs[ICE_MAX_TRAFFIC_CLASS] = { 0 }; 7693 struct ice_vsi *vsi = &sc->pf_vsi; 7694 struct ice_hw *hw = &sc->hw; 7695 struct ice_vsi_ctx ctx = { 0 }; 7696 device_t dev = sc->dev; 7697 enum ice_status status; 7698 u8 num_tcs = 0; 7699 int i = 0; 7700 7701 /* Count the number of enabled Traffic Classes */ 7702 ice_for_each_traffic_class(i) 7703 if (tc_map & BIT(i)) 7704 num_tcs++; 7705 7706 vsi->tc_map = tc_map; 7707 vsi->num_tcs = num_tcs; 7708 7709 /* Set default parameters for context */ 7710 ctx.vf_num = 0; 7711 ctx.info = vsi->info; 7712 7713 /* Setup queue map */ 7714 ice_vsi_setup_q_map(vsi, &ctx); 7715 7716 /* Update VSI configuration in firmware (RX queues) */ 7717 ctx.info.valid_sections = CPU_TO_LE16(ICE_AQ_VSI_PROP_RXQ_MAP_VALID); 7718 status = ice_update_vsi(hw, vsi->idx, &ctx, NULL); 7719 if (status) { 7720 device_printf(dev, 7721 "%s: Update VSI AQ call failed, err %s aq_err %s\n", 7722 __func__, ice_status_str(status), 7723 ice_aq_str(hw->adminq.sq_last_status)); 7724 return (EIO); 7725 } 7726 vsi->info = ctx.info; 7727 7728 /* Use values derived in ice_vsi_setup_q_map() */ 7729 for (i = 0; i < num_tcs; i++) 7730 max_txqs[i] = vsi->tc_info[i].qcount_tx; 7731 7732 /* Update LAN Tx queue info in firmware */ 7733 status = ice_cfg_vsi_lan(hw->port_info, vsi->idx, vsi->tc_map, 7734 max_txqs); 7735 if (status) { 7736 device_printf(dev, 7737 "%s: Failed VSI lan queue config, err %s aq_err %s\n", 7738 __func__, ice_status_str(status), 7739 ice_aq_str(hw->adminq.sq_last_status)); 7740 return (ENODEV); 7741 } 7742 7743 vsi->info.valid_sections = 0; 7744 7745 return (0); 7746 } 7747 7748 /** 7749 * ice_dcb_recfg - Reconfigure VSI with new DCB settings 7750 * @sc: the device private softc 7751 * 7752 * @pre All VSIs have been disabled/stopped 7753 * 7754 * Reconfigures VSI settings based on local_dcbx_cfg. 7755 */ 7756 static void 7757 ice_dcb_recfg(struct ice_softc *sc) 7758 { 7759 struct ice_dcbx_cfg *dcbcfg = 7760 &sc->hw.port_info->qos_cfg.local_dcbx_cfg; 7761 device_t dev = sc->dev; 7762 u8 tc_map = 0; 7763 int ret; 7764 7765 tc_map = ice_dcb_get_tc_map(dcbcfg); 7766 7767 /* If non-contiguous TCs are used, then configure 7768 * the default TC instead. There's no support for 7769 * non-contiguous TCs being used. 7770 */ 7771 if (ice_dcb_num_tc(tc_map) == 0) { 7772 tc_map = ICE_DFLT_TRAFFIC_CLASS; 7773 ice_set_default_local_lldp_mib(sc); 7774 } 7775 7776 /* Reconfigure VSI queues to add/remove traffic classes */ 7777 ret = ice_pf_vsi_cfg_tc(sc, tc_map); 7778 if (ret) 7779 device_printf(dev, 7780 "Failed to configure TCs for PF VSI, err %s\n", 7781 ice_err_str(ret)); 7782 7783 } 7784 7785 /** 7786 * ice_do_dcb_reconfig - notify RDMA and reconfigure PF LAN VSI 7787 * @sc: the device private softc 7788 * 7789 * @pre Determined that the DCB configuration requires a change 7790 * 7791 * Reconfigures the PF LAN VSI based on updated DCB configuration 7792 * found in the hw struct's/port_info's/ local dcbx configuration. 7793 */ 7794 static void 7795 ice_do_dcb_reconfig(struct ice_softc *sc) 7796 { 7797 struct ice_aqc_port_ets_elem port_ets = { 0 }; 7798 struct ice_dcbx_cfg *local_dcbx_cfg; 7799 struct ice_hw *hw = &sc->hw; 7800 struct ice_port_info *pi; 7801 device_t dev = sc->dev; 7802 enum ice_status status; 7803 u8 tc_map; 7804 7805 pi = sc->hw.port_info; 7806 local_dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; 7807 7808 ice_rdma_notify_dcb_qos_change(sc); 7809 7810 /* Set state when there's more than one TC */ 7811 tc_map = ice_dcb_get_tc_map(local_dcbx_cfg); 7812 if (ice_dcb_num_tc(tc_map) > 1) { 7813 device_printf(dev, "Multiple traffic classes enabled\n"); 7814 ice_set_state(&sc->state, ICE_STATE_MULTIPLE_TCS); 7815 } else { 7816 device_printf(dev, "Multiple traffic classes disabled\n"); 7817 ice_clear_state(&sc->state, ICE_STATE_MULTIPLE_TCS); 7818 } 7819 7820 /* Disable PF VSI since it's going to be reconfigured */ 7821 ice_stop_pf_vsi(sc); 7822 7823 /* Query ETS configuration and update SW Tx scheduler info */ 7824 status = ice_query_port_ets(pi, &port_ets, sizeof(port_ets), NULL); 7825 if (status != ICE_SUCCESS) { 7826 device_printf(dev, 7827 "Query Port ETS AQ call failed, err %s aq_err %s\n", 7828 ice_status_str(status), 7829 ice_aq_str(hw->adminq.sq_last_status)); 7830 /* This won't break traffic, but QoS will not work as expected */ 7831 } 7832 7833 /* Change PF VSI configuration */ 7834 ice_dcb_recfg(sc); 7835 7836 /* Send new configuration to RDMA client driver */ 7837 ice_rdma_dcb_qos_update(sc, pi); 7838 7839 ice_request_stack_reinit(sc); 7840 } 7841 7842 /** 7843 * ice_handle_mib_change_event - helper function to handle LLDP MIB change events 7844 * @sc: the device private softc 7845 * @event: event received on a control queue 7846 * 7847 * Checks the updated MIB it receives and possibly reconfigures the PF LAN 7848 * VSI depending on what has changed. This will also print out some debug 7849 * information about the MIB event if ICE_DBG_DCB is enabled in the debug_mask. 7850 */ 7851 static void 7852 ice_handle_mib_change_event(struct ice_softc *sc, struct ice_rq_event_info *event) 7853 { 7854 struct ice_aqc_lldp_get_mib *params = 7855 (struct ice_aqc_lldp_get_mib *)&event->desc.params.lldp_get_mib; 7856 struct ice_dcbx_cfg tmp_dcbx_cfg, *local_dcbx_cfg; 7857 struct ice_port_info *pi; 7858 device_t dev = sc->dev; 7859 struct ice_hw *hw = &sc->hw; 7860 bool needs_reconfig; 7861 enum ice_status status; 7862 u8 mib_type, bridge_type; 7863 7864 ASSERT_CFG_LOCKED(sc); 7865 7866 ice_debug_print_mib_change_event(sc, event); 7867 7868 pi = sc->hw.port_info; 7869 7870 mib_type = (params->type & ICE_AQ_LLDP_MIB_TYPE_M) >> 7871 ICE_AQ_LLDP_MIB_TYPE_S; 7872 bridge_type = (params->type & ICE_AQ_LLDP_BRID_TYPE_M) >> 7873 ICE_AQ_LLDP_BRID_TYPE_S; 7874 7875 /* Ignore if event is not for Nearest Bridge */ 7876 if (bridge_type != ICE_AQ_LLDP_BRID_TYPE_NEAREST_BRID) 7877 return; 7878 7879 /* Check MIB Type and return if event for Remote MIB update */ 7880 if (mib_type == ICE_AQ_LLDP_MIB_REMOTE) { 7881 /* Update the cached remote MIB and return */ 7882 status = ice_aq_get_dcb_cfg(pi->hw, ICE_AQ_LLDP_MIB_REMOTE, 7883 ICE_AQ_LLDP_BRID_TYPE_NEAREST_BRID, 7884 &pi->qos_cfg.remote_dcbx_cfg); 7885 if (status) 7886 device_printf(dev, 7887 "%s: Failed to get Remote DCB config; status %s, aq_err %s\n", 7888 __func__, ice_status_str(status), 7889 ice_aq_str(hw->adminq.sq_last_status)); 7890 /* Not fatal if this fails */ 7891 return; 7892 } 7893 7894 /* Save line length by aliasing the local dcbx cfg */ 7895 local_dcbx_cfg = &pi->qos_cfg.local_dcbx_cfg; 7896 /* Save off the old configuration and clear current config */ 7897 tmp_dcbx_cfg = *local_dcbx_cfg; 7898 memset(local_dcbx_cfg, 0, sizeof(*local_dcbx_cfg)); 7899 7900 /* Get updated DCBX data from firmware */ 7901 status = ice_get_dcb_cfg(pi); 7902 if (status) { 7903 device_printf(dev, 7904 "%s: Failed to get Local DCB config; status %s, aq_err %s\n", 7905 __func__, ice_status_str(status), 7906 ice_aq_str(hw->adminq.sq_last_status)); 7907 return; 7908 } 7909 7910 /* No change detected in DCBX config */ 7911 if (!memcmp(&tmp_dcbx_cfg, local_dcbx_cfg, 7912 sizeof(tmp_dcbx_cfg))) { 7913 ice_debug(hw, ICE_DBG_DCB, "No change detected in local DCBX configuration\n"); 7914 return; 7915 } 7916 7917 /* Check to see if DCB needs reconfiguring */ 7918 needs_reconfig = ice_dcb_needs_reconfig(sc, &tmp_dcbx_cfg, 7919 local_dcbx_cfg); 7920 7921 if (!needs_reconfig) 7922 return; 7923 7924 /* Reconfigure */ 7925 ice_do_dcb_reconfig(sc); 7926 } 7927 7928 /** 7929 * ice_send_version - Send driver version to firmware 7930 * @sc: the device private softc 7931 * 7932 * Send the driver version to the firmware. This must be called as early as 7933 * possible after ice_init_hw(). 7934 */ 7935 int 7936 ice_send_version(struct ice_softc *sc) 7937 { 7938 struct ice_driver_ver driver_version = {0}; 7939 struct ice_hw *hw = &sc->hw; 7940 device_t dev = sc->dev; 7941 enum ice_status status; 7942 7943 driver_version.major_ver = ice_major_version; 7944 driver_version.minor_ver = ice_minor_version; 7945 driver_version.build_ver = ice_patch_version; 7946 driver_version.subbuild_ver = ice_rc_version; 7947 7948 strlcpy((char *)driver_version.driver_string, ice_driver_version, 7949 sizeof(driver_version.driver_string)); 7950 7951 status = ice_aq_send_driver_ver(hw, &driver_version, NULL); 7952 if (status) { 7953 device_printf(dev, "Unable to send driver version to firmware, err %s aq_err %s\n", 7954 ice_status_str(status), ice_aq_str(hw->adminq.sq_last_status)); 7955 return (EIO); 7956 } 7957 7958 return (0); 7959 } 7960 7961 /** 7962 * ice_handle_lan_overflow_event - helper function to log LAN overflow events 7963 * @sc: device softc 7964 * @event: event received on a control queue 7965 * 7966 * Prints out a message when a LAN overflow event is detected on a receive 7967 * queue. 7968 */ 7969 static void 7970 ice_handle_lan_overflow_event(struct ice_softc *sc, struct ice_rq_event_info *event) 7971 { 7972 struct ice_aqc_event_lan_overflow *params = 7973 (struct ice_aqc_event_lan_overflow *)&event->desc.params.lan_overflow; 7974 struct ice_hw *hw = &sc->hw; 7975 7976 ice_debug(hw, ICE_DBG_DCB, "LAN overflow event detected, prtdcb_ruptq=0x%08x, qtx_ctl=0x%08x\n", 7977 LE32_TO_CPU(params->prtdcb_ruptq), 7978 LE32_TO_CPU(params->qtx_ctl)); 7979 } 7980 7981 /** 7982 * ice_add_ethertype_to_list - Add an Ethertype filter to a filter list 7983 * @vsi: the VSI to target packets to 7984 * @list: the list to add the filter to 7985 * @ethertype: the Ethertype to filter on 7986 * @direction: The direction of the filter (Tx or Rx) 7987 * @action: the action to take 7988 * 7989 * Add an Ethertype filter to a filter list. Used to forward a series of 7990 * filters to the firmware for configuring the switch. 7991 * 7992 * Returns 0 on success, and an error code on failure. 7993 */ 7994 static int 7995 ice_add_ethertype_to_list(struct ice_vsi *vsi, struct ice_list_head *list, 7996 u16 ethertype, u16 direction, 7997 enum ice_sw_fwd_act_type action) 7998 { 7999 struct ice_fltr_list_entry *entry; 8000 8001 MPASS((direction == ICE_FLTR_TX) || (direction == ICE_FLTR_RX)); 8002 8003 entry = (__typeof(entry))malloc(sizeof(*entry), M_ICE, M_NOWAIT|M_ZERO); 8004 if (!entry) 8005 return (ENOMEM); 8006 8007 entry->fltr_info.flag = direction; 8008 entry->fltr_info.src_id = ICE_SRC_ID_VSI; 8009 entry->fltr_info.lkup_type = ICE_SW_LKUP_ETHERTYPE; 8010 entry->fltr_info.fltr_act = action; 8011 entry->fltr_info.vsi_handle = vsi->idx; 8012 entry->fltr_info.l_data.ethertype_mac.ethertype = ethertype; 8013 8014 LIST_ADD(&entry->list_entry, list); 8015 8016 return 0; 8017 } 8018 8019 #define ETHERTYPE_PAUSE_FRAMES 0x8808 8020 #define ETHERTYPE_LLDP_FRAMES 0x88cc 8021 8022 /** 8023 * ice_cfg_pf_ethertype_filters - Configure switch to drop ethertypes 8024 * @sc: the device private softc 8025 * 8026 * Configure the switch to drop PAUSE frames and LLDP frames transmitted from 8027 * the host. This prevents malicious VFs from sending these frames and being 8028 * able to control or configure the network. 8029 */ 8030 int 8031 ice_cfg_pf_ethertype_filters(struct ice_softc *sc) 8032 { 8033 struct ice_list_head ethertype_list; 8034 struct ice_vsi *vsi = &sc->pf_vsi; 8035 struct ice_hw *hw = &sc->hw; 8036 device_t dev = sc->dev; 8037 enum ice_status status; 8038 int err = 0; 8039 8040 INIT_LIST_HEAD(ðertype_list); 8041 8042 /* 8043 * Note that the switch filters will ignore the VSI index for the drop 8044 * action, so we only need to program drop filters once for the main 8045 * VSI. 8046 */ 8047 8048 /* Configure switch to drop all Tx pause frames coming from any VSI. */ 8049 if (sc->enable_tx_fc_filter) { 8050 err = ice_add_ethertype_to_list(vsi, ðertype_list, 8051 ETHERTYPE_PAUSE_FRAMES, 8052 ICE_FLTR_TX, ICE_DROP_PACKET); 8053 if (err) 8054 goto free_ethertype_list; 8055 } 8056 8057 /* Configure switch to drop LLDP frames coming from any VSI */ 8058 if (sc->enable_tx_lldp_filter) { 8059 err = ice_add_ethertype_to_list(vsi, ðertype_list, 8060 ETHERTYPE_LLDP_FRAMES, 8061 ICE_FLTR_TX, ICE_DROP_PACKET); 8062 if (err) 8063 goto free_ethertype_list; 8064 } 8065 8066 status = ice_add_eth_mac(hw, ðertype_list); 8067 if (status) { 8068 device_printf(dev, 8069 "Failed to add Tx Ethertype filters, err %s aq_err %s\n", 8070 ice_status_str(status), 8071 ice_aq_str(hw->adminq.sq_last_status)); 8072 err = (EIO); 8073 } 8074 8075 free_ethertype_list: 8076 ice_free_fltr_list(ðertype_list); 8077 return err; 8078 } 8079 8080 /** 8081 * ice_add_rx_lldp_filter - add ethertype filter for Rx LLDP frames 8082 * @sc: the device private structure 8083 * 8084 * Add a switch ethertype filter which forwards the LLDP frames to the main PF 8085 * VSI. Called when the fw_lldp_agent is disabled, to allow the LLDP frames to 8086 * be forwarded to the stack. 8087 */ 8088 static void 8089 ice_add_rx_lldp_filter(struct ice_softc *sc) 8090 { 8091 struct ice_list_head ethertype_list; 8092 struct ice_vsi *vsi = &sc->pf_vsi; 8093 struct ice_hw *hw = &sc->hw; 8094 device_t dev = sc->dev; 8095 enum ice_status status; 8096 int err; 8097 u16 vsi_num; 8098 8099 /* 8100 * If FW is new enough, use a direct AQ command to perform the filter 8101 * addition. 8102 */ 8103 if (ice_fw_supports_lldp_fltr_ctrl(hw)) { 8104 vsi_num = ice_get_hw_vsi_num(hw, vsi->idx); 8105 status = ice_lldp_fltr_add_remove(hw, vsi_num, true); 8106 if (status) { 8107 device_printf(dev, 8108 "Failed to add Rx LLDP filter, err %s aq_err %s\n", 8109 ice_status_str(status), 8110 ice_aq_str(hw->adminq.sq_last_status)); 8111 } else 8112 ice_set_state(&sc->state, 8113 ICE_STATE_LLDP_RX_FLTR_FROM_DRIVER); 8114 return; 8115 } 8116 8117 INIT_LIST_HEAD(ðertype_list); 8118 8119 /* Forward Rx LLDP frames to the stack */ 8120 err = ice_add_ethertype_to_list(vsi, ðertype_list, 8121 ETHERTYPE_LLDP_FRAMES, 8122 ICE_FLTR_RX, ICE_FWD_TO_VSI); 8123 if (err) { 8124 device_printf(dev, 8125 "Failed to add Rx LLDP filter, err %s\n", 8126 ice_err_str(err)); 8127 goto free_ethertype_list; 8128 } 8129 8130 status = ice_add_eth_mac(hw, ðertype_list); 8131 if (status && status != ICE_ERR_ALREADY_EXISTS) { 8132 device_printf(dev, 8133 "Failed to add Rx LLDP filter, err %s aq_err %s\n", 8134 ice_status_str(status), 8135 ice_aq_str(hw->adminq.sq_last_status)); 8136 } else { 8137 /* 8138 * If status == ICE_ERR_ALREADY_EXISTS, we won't treat an 8139 * already existing filter as an error case. 8140 */ 8141 ice_set_state(&sc->state, ICE_STATE_LLDP_RX_FLTR_FROM_DRIVER); 8142 } 8143 8144 free_ethertype_list: 8145 ice_free_fltr_list(ðertype_list); 8146 } 8147 8148 /** 8149 * ice_del_rx_lldp_filter - Remove ethertype filter for Rx LLDP frames 8150 * @sc: the device private structure 8151 * 8152 * Remove the switch filter forwarding LLDP frames to the main PF VSI, called 8153 * when the firmware LLDP agent is enabled, to stop routing LLDP frames to the 8154 * stack. 8155 */ 8156 static void 8157 ice_del_rx_lldp_filter(struct ice_softc *sc) 8158 { 8159 struct ice_list_head ethertype_list; 8160 struct ice_vsi *vsi = &sc->pf_vsi; 8161 struct ice_hw *hw = &sc->hw; 8162 device_t dev = sc->dev; 8163 enum ice_status status; 8164 int err; 8165 u16 vsi_num; 8166 8167 /* 8168 * Only in the scenario where the driver added the filter during 8169 * this session (while the driver was loaded) would we be able to 8170 * delete this filter. 8171 */ 8172 if (!ice_test_state(&sc->state, ICE_STATE_LLDP_RX_FLTR_FROM_DRIVER)) 8173 return; 8174 8175 /* 8176 * If FW is new enough, use a direct AQ command to perform the filter 8177 * removal. 8178 */ 8179 if (ice_fw_supports_lldp_fltr_ctrl(hw)) { 8180 vsi_num = ice_get_hw_vsi_num(hw, vsi->idx); 8181 status = ice_lldp_fltr_add_remove(hw, vsi_num, false); 8182 if (status) { 8183 device_printf(dev, 8184 "Failed to remove Rx LLDP filter, err %s aq_err %s\n", 8185 ice_status_str(status), 8186 ice_aq_str(hw->adminq.sq_last_status)); 8187 } 8188 return; 8189 } 8190 8191 INIT_LIST_HEAD(ðertype_list); 8192 8193 /* Remove filter forwarding Rx LLDP frames to the stack */ 8194 err = ice_add_ethertype_to_list(vsi, ðertype_list, 8195 ETHERTYPE_LLDP_FRAMES, 8196 ICE_FLTR_RX, ICE_FWD_TO_VSI); 8197 if (err) { 8198 device_printf(dev, 8199 "Failed to remove Rx LLDP filter, err %s\n", 8200 ice_err_str(err)); 8201 goto free_ethertype_list; 8202 } 8203 8204 status = ice_remove_eth_mac(hw, ðertype_list); 8205 if (status == ICE_ERR_DOES_NOT_EXIST) { 8206 ; /* Don't complain if we try to remove a filter that doesn't exist */ 8207 } else if (status) { 8208 device_printf(dev, 8209 "Failed to remove Rx LLDP filter, err %s aq_err %s\n", 8210 ice_status_str(status), 8211 ice_aq_str(hw->adminq.sq_last_status)); 8212 } 8213 8214 free_ethertype_list: 8215 ice_free_fltr_list(ðertype_list); 8216 } 8217 8218 /** 8219 * ice_init_link_configuration -- Setup link in different ways depending 8220 * on whether media is available or not. 8221 * @sc: device private structure 8222 * 8223 * Called at the end of the attach process to either set default link 8224 * parameters if there is media available, or force HW link down and 8225 * set a state bit if there is no media. 8226 */ 8227 void 8228 ice_init_link_configuration(struct ice_softc *sc) 8229 { 8230 struct ice_port_info *pi = sc->hw.port_info; 8231 struct ice_hw *hw = &sc->hw; 8232 device_t dev = sc->dev; 8233 enum ice_status status; 8234 8235 pi->phy.get_link_info = true; 8236 status = ice_get_link_status(pi, &sc->link_up); 8237 if (status != ICE_SUCCESS) { 8238 device_printf(dev, 8239 "%s: ice_get_link_status failed; status %s, aq_err %s\n", 8240 __func__, ice_status_str(status), 8241 ice_aq_str(hw->adminq.sq_last_status)); 8242 return; 8243 } 8244 8245 if (pi->phy.link_info.link_info & ICE_AQ_MEDIA_AVAILABLE) { 8246 ice_clear_state(&sc->state, ICE_STATE_NO_MEDIA); 8247 /* Apply default link settings */ 8248 ice_apply_saved_phy_cfg(sc, ICE_APPLY_LS_FEC_FC); 8249 } else { 8250 /* Set link down, and poll for media available in timer. This prevents the 8251 * driver from receiving spurious link-related events. 8252 */ 8253 ice_set_state(&sc->state, ICE_STATE_NO_MEDIA); 8254 status = ice_aq_set_link_restart_an(pi, false, NULL); 8255 if (status != ICE_SUCCESS) 8256 device_printf(dev, 8257 "%s: ice_aq_set_link_restart_an: status %s, aq_err %s\n", 8258 __func__, ice_status_str(status), 8259 ice_aq_str(hw->adminq.sq_last_status)); 8260 } 8261 } 8262 8263 /** 8264 * ice_apply_saved_phy_req_to_cfg -- Write saved user PHY settings to cfg data 8265 * @sc: device private structure 8266 * @cfg: new PHY config data to be modified 8267 * 8268 * Applies user settings for advertised speeds to the PHY type fields in the 8269 * supplied PHY config struct. It uses the data from pcaps to check if the 8270 * saved settings are invalid and uses the pcaps data instead if they are 8271 * invalid. 8272 */ 8273 static int 8274 ice_apply_saved_phy_req_to_cfg(struct ice_softc *sc, 8275 struct ice_aqc_set_phy_cfg_data *cfg) 8276 { 8277 struct ice_phy_data phy_data = { 0 }; 8278 struct ice_port_info *pi = sc->hw.port_info; 8279 u64 phy_low = 0, phy_high = 0; 8280 u16 link_speeds; 8281 int ret; 8282 8283 link_speeds = pi->phy.curr_user_speed_req; 8284 8285 if (ice_is_bit_set(sc->feat_en, ICE_FEATURE_LINK_MGMT_VER_2)) { 8286 memset(&phy_data, 0, sizeof(phy_data)); 8287 phy_data.report_mode = ICE_AQC_REPORT_DFLT_CFG; 8288 phy_data.user_speeds_orig = link_speeds; 8289 ret = ice_intersect_phy_types_and_speeds(sc, &phy_data); 8290 if (ret != 0) { 8291 /* Error message already printed within function */ 8292 return (ret); 8293 } 8294 phy_low = phy_data.phy_low_intr; 8295 phy_high = phy_data.phy_high_intr; 8296 8297 if (link_speeds == 0 || phy_data.user_speeds_intr) 8298 goto finalize_link_speed; 8299 if (ice_is_bit_set(sc->feat_en, ICE_FEATURE_LENIENT_LINK_MODE)) { 8300 memset(&phy_data, 0, sizeof(phy_data)); 8301 phy_data.report_mode = ICE_AQC_REPORT_TOPO_CAP_NO_MEDIA; 8302 phy_data.user_speeds_orig = link_speeds; 8303 ret = ice_intersect_phy_types_and_speeds(sc, &phy_data); 8304 if (ret != 0) { 8305 /* Error message already printed within function */ 8306 return (ret); 8307 } 8308 phy_low = phy_data.phy_low_intr; 8309 phy_high = phy_data.phy_high_intr; 8310 8311 if (!phy_data.user_speeds_intr) { 8312 phy_low = phy_data.phy_low_orig; 8313 phy_high = phy_data.phy_high_orig; 8314 } 8315 goto finalize_link_speed; 8316 } 8317 /* If we're here, then it means the benefits of Version 2 8318 * link management aren't utilized. We fall through to 8319 * handling Strict Link Mode the same as Version 1 link 8320 * management. 8321 */ 8322 } 8323 8324 memset(&phy_data, 0, sizeof(phy_data)); 8325 if ((link_speeds == 0) && 8326 (sc->ldo_tlv.phy_type_low || sc->ldo_tlv.phy_type_high)) 8327 phy_data.report_mode = ICE_AQC_REPORT_TOPO_CAP_NO_MEDIA; 8328 else 8329 phy_data.report_mode = ICE_AQC_REPORT_TOPO_CAP_MEDIA; 8330 phy_data.user_speeds_orig = link_speeds; 8331 ret = ice_intersect_phy_types_and_speeds(sc, &phy_data); 8332 if (ret != 0) { 8333 /* Error message already printed within function */ 8334 return (ret); 8335 } 8336 phy_low = phy_data.phy_low_intr; 8337 phy_high = phy_data.phy_high_intr; 8338 8339 if (!ice_is_bit_set(sc->feat_en, ICE_FEATURE_LENIENT_LINK_MODE)) { 8340 if (phy_low == 0 && phy_high == 0) { 8341 device_printf(sc->dev, 8342 "The selected speed is not supported by the current media. Please select a link speed that is supported by the current media.\n"); 8343 return (EINVAL); 8344 } 8345 } else { 8346 if (link_speeds == 0) { 8347 if (sc->ldo_tlv.phy_type_low & phy_low || 8348 sc->ldo_tlv.phy_type_high & phy_high) { 8349 phy_low &= sc->ldo_tlv.phy_type_low; 8350 phy_high &= sc->ldo_tlv.phy_type_high; 8351 } 8352 } else if (phy_low == 0 && phy_high == 0) { 8353 memset(&phy_data, 0, sizeof(phy_data)); 8354 phy_data.report_mode = ICE_AQC_REPORT_TOPO_CAP_NO_MEDIA; 8355 phy_data.user_speeds_orig = link_speeds; 8356 ret = ice_intersect_phy_types_and_speeds(sc, &phy_data); 8357 if (ret != 0) { 8358 /* Error message already printed within function */ 8359 return (ret); 8360 } 8361 phy_low = phy_data.phy_low_intr; 8362 phy_high = phy_data.phy_high_intr; 8363 8364 if (!phy_data.user_speeds_intr) { 8365 phy_low = phy_data.phy_low_orig; 8366 phy_high = phy_data.phy_high_orig; 8367 } 8368 } 8369 } 8370 8371 finalize_link_speed: 8372 8373 /* Cache new user settings for speeds */ 8374 pi->phy.curr_user_speed_req = phy_data.user_speeds_intr; 8375 cfg->phy_type_low = htole64(phy_low); 8376 cfg->phy_type_high = htole64(phy_high); 8377 8378 return (ret); 8379 } 8380 8381 /** 8382 * ice_apply_saved_fec_req_to_cfg -- Write saved user FEC mode to cfg data 8383 * @sc: device private structure 8384 * @cfg: new PHY config data to be modified 8385 * 8386 * Applies user setting for FEC mode to PHY config struct. It uses the data 8387 * from pcaps to check if the saved settings are invalid and uses the pcaps 8388 * data instead if they are invalid. 8389 */ 8390 static int 8391 ice_apply_saved_fec_req_to_cfg(struct ice_softc *sc, 8392 struct ice_aqc_set_phy_cfg_data *cfg) 8393 { 8394 struct ice_port_info *pi = sc->hw.port_info; 8395 enum ice_status status; 8396 8397 cfg->caps &= ~ICE_AQC_PHY_EN_AUTO_FEC; 8398 status = ice_cfg_phy_fec(pi, cfg, pi->phy.curr_user_fec_req); 8399 if (status) 8400 return (EIO); 8401 8402 return (0); 8403 } 8404 8405 /** 8406 * ice_apply_saved_fc_req_to_cfg -- Write saved user flow control mode to cfg data 8407 * @pi: port info struct 8408 * @cfg: new PHY config data to be modified 8409 * 8410 * Applies user setting for flow control mode to PHY config struct. There are 8411 * no invalid flow control mode settings; if there are, then this function 8412 * treats them like "ICE_FC_NONE". 8413 */ 8414 static void 8415 ice_apply_saved_fc_req_to_cfg(struct ice_port_info *pi, 8416 struct ice_aqc_set_phy_cfg_data *cfg) 8417 { 8418 cfg->caps &= ~(ICE_AQ_PHY_ENA_TX_PAUSE_ABILITY | 8419 ICE_AQ_PHY_ENA_RX_PAUSE_ABILITY); 8420 8421 switch (pi->phy.curr_user_fc_req) { 8422 case ICE_FC_FULL: 8423 cfg->caps |= ICE_AQ_PHY_ENA_TX_PAUSE_ABILITY | 8424 ICE_AQ_PHY_ENA_RX_PAUSE_ABILITY; 8425 break; 8426 case ICE_FC_RX_PAUSE: 8427 cfg->caps |= ICE_AQ_PHY_ENA_RX_PAUSE_ABILITY; 8428 break; 8429 case ICE_FC_TX_PAUSE: 8430 cfg->caps |= ICE_AQ_PHY_ENA_TX_PAUSE_ABILITY; 8431 break; 8432 default: 8433 /* ICE_FC_NONE */ 8434 break; 8435 } 8436 } 8437 8438 /** 8439 * ice_apply_saved_phy_cfg -- Re-apply user PHY config settings 8440 * @sc: device private structure 8441 * @settings: which settings to apply 8442 * 8443 * Applies user settings for advertised speeds, FEC mode, and flow 8444 * control mode to a PHY config struct; it uses the data from pcaps 8445 * to check if the saved settings are invalid and uses the pcaps 8446 * data instead if they are invalid. 8447 * 8448 * For things like sysctls where only one setting needs to be 8449 * updated, the bitmap allows the caller to specify which setting 8450 * to update. 8451 */ 8452 int 8453 ice_apply_saved_phy_cfg(struct ice_softc *sc, u8 settings) 8454 { 8455 struct ice_aqc_set_phy_cfg_data cfg = { 0 }; 8456 struct ice_port_info *pi = sc->hw.port_info; 8457 struct ice_aqc_get_phy_caps_data pcaps = { 0 }; 8458 struct ice_hw *hw = &sc->hw; 8459 device_t dev = sc->dev; 8460 u64 phy_low, phy_high; 8461 enum ice_status status; 8462 enum ice_fec_mode dflt_fec_mode; 8463 u16 dflt_user_speed; 8464 8465 if (!settings || settings > ICE_APPLY_LS_FEC_FC) { 8466 ice_debug(hw, ICE_DBG_LINK, "Settings out-of-bounds: %u\n", 8467 settings); 8468 } 8469 8470 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_ACTIVE_CFG, 8471 &pcaps, NULL); 8472 if (status != ICE_SUCCESS) { 8473 device_printf(dev, 8474 "%s: ice_aq_get_phy_caps (ACTIVE) failed; status %s, aq_err %s\n", 8475 __func__, ice_status_str(status), 8476 ice_aq_str(hw->adminq.sq_last_status)); 8477 return (EIO); 8478 } 8479 8480 phy_low = le64toh(pcaps.phy_type_low); 8481 phy_high = le64toh(pcaps.phy_type_high); 8482 8483 /* Save off initial config parameters */ 8484 dflt_user_speed = ice_aq_phy_types_to_link_speeds(phy_low, phy_high); 8485 dflt_fec_mode = ice_caps_to_fec_mode(pcaps.caps, pcaps.link_fec_options); 8486 8487 /* Setup new PHY config */ 8488 ice_copy_phy_caps_to_cfg(pi, &pcaps, &cfg); 8489 8490 /* On error, restore active configuration values */ 8491 if ((settings & ICE_APPLY_LS) && 8492 ice_apply_saved_phy_req_to_cfg(sc, &cfg)) { 8493 pi->phy.curr_user_speed_req = dflt_user_speed; 8494 cfg.phy_type_low = pcaps.phy_type_low; 8495 cfg.phy_type_high = pcaps.phy_type_high; 8496 } 8497 if ((settings & ICE_APPLY_FEC) && 8498 ice_apply_saved_fec_req_to_cfg(sc, &cfg)) { 8499 pi->phy.curr_user_fec_req = dflt_fec_mode; 8500 } 8501 if (settings & ICE_APPLY_FC) { 8502 /* No real error indicators for this process, 8503 * so we'll just have to assume it works. */ 8504 ice_apply_saved_fc_req_to_cfg(pi, &cfg); 8505 } 8506 8507 /* Enable link and re-negotiate it */ 8508 cfg.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT | ICE_AQ_PHY_ENA_LINK; 8509 8510 status = ice_aq_set_phy_cfg(hw, pi, &cfg, NULL); 8511 if (status != ICE_SUCCESS) { 8512 /* Don't indicate failure if there's no media in the port. 8513 * The settings have been saved and will apply when media 8514 * is inserted. 8515 */ 8516 if ((status == ICE_ERR_AQ_ERROR) && 8517 (hw->adminq.sq_last_status == ICE_AQ_RC_EBUSY)) { 8518 device_printf(dev, 8519 "%s: Setting will be applied when media is inserted\n", 8520 __func__); 8521 return (0); 8522 } else { 8523 device_printf(dev, 8524 "%s: ice_aq_set_phy_cfg failed; status %s, aq_err %s\n", 8525 __func__, ice_status_str(status), 8526 ice_aq_str(hw->adminq.sq_last_status)); 8527 return (EIO); 8528 } 8529 } 8530 8531 return (0); 8532 } 8533 8534 /** 8535 * ice_print_ldo_tlv - Print out LDO TLV information 8536 * @sc: device private structure 8537 * @tlv: LDO TLV information from the adapter NVM 8538 * 8539 * Dump out the information in tlv to the kernel message buffer; intended for 8540 * debugging purposes. 8541 */ 8542 static void 8543 ice_print_ldo_tlv(struct ice_softc *sc, struct ice_link_default_override_tlv *tlv) 8544 { 8545 device_t dev = sc->dev; 8546 8547 device_printf(dev, "TLV: -options 0x%02x\n", tlv->options); 8548 device_printf(dev, " -phy_config 0x%02x\n", tlv->phy_config); 8549 device_printf(dev, " -fec_options 0x%02x\n", tlv->fec_options); 8550 device_printf(dev, " -phy_high 0x%016llx\n", 8551 (unsigned long long)tlv->phy_type_high); 8552 device_printf(dev, " -phy_low 0x%016llx\n", 8553 (unsigned long long)tlv->phy_type_low); 8554 } 8555 8556 /** 8557 * ice_set_link_management_mode -- Strict or lenient link management 8558 * @sc: device private structure 8559 * 8560 * Some NVMs give the adapter the option to advertise a superset of link 8561 * configurations. This checks to see if that option is enabled. 8562 * Further, the NVM could also provide a specific set of configurations 8563 * to try; these are cached in the driver's private structure if they 8564 * are available. 8565 */ 8566 void 8567 ice_set_link_management_mode(struct ice_softc *sc) 8568 { 8569 struct ice_port_info *pi = sc->hw.port_info; 8570 device_t dev = sc->dev; 8571 struct ice_link_default_override_tlv tlv = { 0 }; 8572 enum ice_status status; 8573 8574 /* Port must be in strict mode if FW version is below a certain 8575 * version. (i.e. Don't set lenient mode features) 8576 */ 8577 if (!(ice_fw_supports_link_override(&sc->hw))) 8578 return; 8579 8580 status = ice_get_link_default_override(&tlv, pi); 8581 if (status != ICE_SUCCESS) { 8582 device_printf(dev, 8583 "%s: ice_get_link_default_override failed; status %s, aq_err %s\n", 8584 __func__, ice_status_str(status), 8585 ice_aq_str(sc->hw.adminq.sq_last_status)); 8586 return; 8587 } 8588 8589 if (sc->hw.debug_mask & ICE_DBG_LINK) 8590 ice_print_ldo_tlv(sc, &tlv); 8591 8592 /* Set lenient link mode */ 8593 if (ice_is_bit_set(sc->feat_cap, ICE_FEATURE_LENIENT_LINK_MODE) && 8594 (!(tlv.options & ICE_LINK_OVERRIDE_STRICT_MODE))) 8595 ice_set_bit(ICE_FEATURE_LENIENT_LINK_MODE, sc->feat_en); 8596 8597 /* FW supports reporting a default configuration */ 8598 if (ice_is_bit_set(sc->feat_cap, ICE_FEATURE_LINK_MGMT_VER_2) && 8599 ice_fw_supports_report_dflt_cfg(&sc->hw)) { 8600 ice_set_bit(ICE_FEATURE_LINK_MGMT_VER_2, sc->feat_en); 8601 /* Knowing we're at a high enough firmware revision to 8602 * support this link management configuration, we don't 8603 * need to check/support earlier versions. 8604 */ 8605 return; 8606 } 8607 8608 /* Default overrides only work if in lenient link mode */ 8609 if (ice_is_bit_set(sc->feat_cap, ICE_FEATURE_LINK_MGMT_VER_1) && 8610 ice_is_bit_set(sc->feat_en, ICE_FEATURE_LENIENT_LINK_MODE) && 8611 (tlv.options & ICE_LINK_OVERRIDE_EN)) 8612 ice_set_bit(ICE_FEATURE_LINK_MGMT_VER_1, sc->feat_en); 8613 8614 /* Cache the LDO TLV structure in the driver, since it 8615 * won't change during the driver's lifetime. 8616 */ 8617 sc->ldo_tlv = tlv; 8618 } 8619 8620 /** 8621 * ice_init_saved_phy_cfg -- Set cached user PHY cfg settings with NVM defaults 8622 * @sc: device private structure 8623 * 8624 * This should be called before the tunables for these link settings 8625 * (e.g. advertise_speed) are added -- so that these defaults don't overwrite 8626 * the cached values that the sysctl handlers will write. 8627 * 8628 * This also needs to be called before ice_init_link_configuration, to ensure 8629 * that there are sane values that can be written if there is media available 8630 * in the port. 8631 */ 8632 void 8633 ice_init_saved_phy_cfg(struct ice_softc *sc) 8634 { 8635 struct ice_port_info *pi = sc->hw.port_info; 8636 struct ice_aqc_get_phy_caps_data pcaps = { 0 }; 8637 struct ice_hw *hw = &sc->hw; 8638 device_t dev = sc->dev; 8639 enum ice_status status; 8640 u64 phy_low, phy_high; 8641 u8 report_mode = ICE_AQC_REPORT_TOPO_CAP_MEDIA; 8642 8643 if (ice_is_bit_set(sc->feat_en, ICE_FEATURE_LINK_MGMT_VER_2)) 8644 report_mode = ICE_AQC_REPORT_DFLT_CFG; 8645 status = ice_aq_get_phy_caps(pi, false, report_mode, &pcaps, NULL); 8646 if (status != ICE_SUCCESS) { 8647 device_printf(dev, 8648 "%s: ice_aq_get_phy_caps (%s) failed; status %s, aq_err %s\n", 8649 __func__, 8650 report_mode == ICE_AQC_REPORT_DFLT_CFG ? "DFLT" : "w/MEDIA", 8651 ice_status_str(status), 8652 ice_aq_str(hw->adminq.sq_last_status)); 8653 return; 8654 } 8655 8656 phy_low = le64toh(pcaps.phy_type_low); 8657 phy_high = le64toh(pcaps.phy_type_high); 8658 8659 /* Save off initial config parameters */ 8660 pi->phy.curr_user_speed_req = 8661 ice_aq_phy_types_to_link_speeds(phy_low, phy_high); 8662 pi->phy.curr_user_fec_req = ice_caps_to_fec_mode(pcaps.caps, 8663 pcaps.link_fec_options); 8664 pi->phy.curr_user_fc_req = ice_caps_to_fc_mode(pcaps.caps); 8665 } 8666 8667 /** 8668 * ice_module_init - Driver callback to handle module load 8669 * 8670 * Callback for handling module load events. This function should initialize 8671 * any data structures that are used for the life of the device driver. 8672 */ 8673 static int 8674 ice_module_init(void) 8675 { 8676 ice_rdma_init(); 8677 return (0); 8678 } 8679 8680 /** 8681 * ice_module_exit - Driver callback to handle module exit 8682 * 8683 * Callback for handling module unload events. This function should release 8684 * any resources initialized during ice_module_init. 8685 * 8686 * If this function returns non-zero, the module will not be unloaded. It 8687 * should only return such a value if the module cannot be unloaded at all, 8688 * such as due to outstanding memory references that cannot be revoked. 8689 */ 8690 static int 8691 ice_module_exit(void) 8692 { 8693 ice_rdma_exit(); 8694 return (0); 8695 } 8696 8697 /** 8698 * ice_module_event_handler - Callback for module events 8699 * @mod: unused module_t parameter 8700 * @what: the event requested 8701 * @arg: unused event argument 8702 * 8703 * Callback used to handle module events from the stack. Used to allow the 8704 * driver to define custom behavior that should happen at module load and 8705 * unload. 8706 */ 8707 int 8708 ice_module_event_handler(module_t __unused mod, int what, void __unused *arg) 8709 { 8710 switch (what) { 8711 case MOD_LOAD: 8712 return ice_module_init(); 8713 case MOD_UNLOAD: 8714 return ice_module_exit(); 8715 default: 8716 /* TODO: do we need to handle MOD_QUIESCE and MOD_SHUTDOWN? */ 8717 return (EOPNOTSUPP); 8718 } 8719 } 8720 8721 /** 8722 * ice_handle_nvm_access_ioctl - Handle an NVM access ioctl request 8723 * @sc: the device private softc 8724 * @ifd: ifdrv ioctl request pointer 8725 */ 8726 int 8727 ice_handle_nvm_access_ioctl(struct ice_softc *sc, struct ifdrv *ifd) 8728 { 8729 union ice_nvm_access_data *data; 8730 struct ice_nvm_access_cmd *cmd; 8731 size_t ifd_len = ifd->ifd_len, malloc_len; 8732 struct ice_hw *hw = &sc->hw; 8733 device_t dev = sc->dev; 8734 enum ice_status status; 8735 u8 *nvm_buffer; 8736 int err; 8737 8738 /* 8739 * ifioctl forwards SIOCxDRVSPEC to iflib without performing 8740 * a privilege check. In turn, iflib forwards the ioctl to the driver 8741 * without performing a privilege check. Perform one here to ensure 8742 * that non-privileged threads cannot access this interface. 8743 */ 8744 err = priv_check(curthread, PRIV_DRIVER); 8745 if (err) 8746 return (err); 8747 8748 if (ifd_len < sizeof(struct ice_nvm_access_cmd)) { 8749 device_printf(dev, "%s: ifdrv length is too small. Got %zu, but expected %zu\n", 8750 __func__, ifd_len, sizeof(struct ice_nvm_access_cmd)); 8751 return (EINVAL); 8752 } 8753 8754 if (ifd->ifd_data == NULL) { 8755 device_printf(dev, "%s: ifd data buffer not present.\n", 8756 __func__); 8757 return (EINVAL); 8758 } 8759 8760 /* 8761 * If everything works correctly, ice_handle_nvm_access should not 8762 * modify data past the size of the ioctl length. However, it could 8763 * lead to memory corruption if it did. Make sure to allocate at least 8764 * enough space for the command and data regardless. This 8765 * ensures that any access to the data union will not access invalid 8766 * memory. 8767 */ 8768 malloc_len = max(ifd_len, sizeof(*data) + sizeof(*cmd)); 8769 8770 nvm_buffer = (u8 *)malloc(malloc_len, M_ICE, M_ZERO | M_WAITOK); 8771 if (!nvm_buffer) 8772 return (ENOMEM); 8773 8774 /* Copy the NVM access command and data in from user space */ 8775 /* coverity[tainted_data_argument] */ 8776 err = copyin(ifd->ifd_data, nvm_buffer, ifd_len); 8777 if (err) { 8778 device_printf(dev, "%s: Copying request from user space failed, err %s\n", 8779 __func__, ice_err_str(err)); 8780 goto cleanup_free_nvm_buffer; 8781 } 8782 8783 /* 8784 * The NVM command structure is immediately followed by data which 8785 * varies in size based on the command. 8786 */ 8787 cmd = (struct ice_nvm_access_cmd *)nvm_buffer; 8788 data = (union ice_nvm_access_data *)(nvm_buffer + sizeof(struct ice_nvm_access_cmd)); 8789 8790 /* Handle the NVM access request */ 8791 status = ice_handle_nvm_access(hw, cmd, data); 8792 if (status) 8793 ice_debug(hw, ICE_DBG_NVM, 8794 "NVM access request failed, err %s\n", 8795 ice_status_str(status)); 8796 8797 /* Copy the possibly modified contents of the handled request out */ 8798 err = copyout(nvm_buffer, ifd->ifd_data, ifd_len); 8799 if (err) { 8800 device_printf(dev, "%s: Copying response back to user space failed, err %s\n", 8801 __func__, ice_err_str(err)); 8802 goto cleanup_free_nvm_buffer; 8803 } 8804 8805 /* Convert private status to an error code for proper ioctl response */ 8806 switch (status) { 8807 case ICE_SUCCESS: 8808 err = (0); 8809 break; 8810 case ICE_ERR_NO_MEMORY: 8811 err = (ENOMEM); 8812 break; 8813 case ICE_ERR_OUT_OF_RANGE: 8814 err = (ENOTTY); 8815 break; 8816 case ICE_ERR_PARAM: 8817 default: 8818 err = (EINVAL); 8819 break; 8820 } 8821 8822 cleanup_free_nvm_buffer: 8823 free(nvm_buffer, M_ICE); 8824 return err; 8825 } 8826 8827 /** 8828 * ice_read_sff_eeprom - Read data from SFF eeprom 8829 * @sc: device softc 8830 * @dev_addr: I2C device address (typically 0xA0 or 0xA2) 8831 * @offset: offset into the eeprom 8832 * @data: pointer to data buffer to store read data in 8833 * @length: length to read; max length is 16 8834 * 8835 * Read from the SFF eeprom in the module for this PF's port. For more details 8836 * on the contents of an SFF eeprom, refer to SFF-8724 (SFP), SFF-8636 (QSFP), 8837 * and SFF-8024 (both). 8838 */ 8839 int 8840 ice_read_sff_eeprom(struct ice_softc *sc, u16 dev_addr, u16 offset, u8* data, u16 length) 8841 { 8842 struct ice_hw *hw = &sc->hw; 8843 int ret = 0, retries = 0; 8844 enum ice_status status; 8845 8846 if (length > 16) 8847 return (EINVAL); 8848 8849 if (ice_test_state(&sc->state, ICE_STATE_RECOVERY_MODE)) 8850 return (ENOSYS); 8851 8852 if (ice_test_state(&sc->state, ICE_STATE_NO_MEDIA)) 8853 return (ENXIO); 8854 8855 do { 8856 status = ice_aq_sff_eeprom(hw, 0, dev_addr, 8857 offset, 0, 0, data, length, 8858 false, NULL); 8859 if (!status) { 8860 ret = 0; 8861 break; 8862 } 8863 if (status == ICE_ERR_AQ_ERROR && 8864 hw->adminq.sq_last_status == ICE_AQ_RC_EBUSY) { 8865 ret = EBUSY; 8866 continue; 8867 } 8868 if (status == ICE_ERR_AQ_ERROR && 8869 hw->adminq.sq_last_status == ICE_AQ_RC_EACCES) { 8870 /* FW says I2C access isn't supported */ 8871 ret = EACCES; 8872 break; 8873 } 8874 if (status == ICE_ERR_AQ_ERROR && 8875 hw->adminq.sq_last_status == ICE_AQ_RC_EPERM) { 8876 device_printf(sc->dev, 8877 "%s: Module pointer location specified in command does not permit the required operation.\n", 8878 __func__); 8879 ret = EPERM; 8880 break; 8881 } else { 8882 device_printf(sc->dev, 8883 "%s: Error reading I2C data: err %s aq_err %s\n", 8884 __func__, ice_status_str(status), 8885 ice_aq_str(hw->adminq.sq_last_status)); 8886 ret = EIO; 8887 break; 8888 } 8889 } while (retries++ < ICE_I2C_MAX_RETRIES); 8890 8891 if (ret == EBUSY) 8892 device_printf(sc->dev, 8893 "%s: Error reading I2C data after %d retries\n", 8894 __func__, ICE_I2C_MAX_RETRIES); 8895 8896 return (ret); 8897 } 8898 8899 /** 8900 * ice_handle_i2c_req - Driver independent I2C request handler 8901 * @sc: device softc 8902 * @req: The I2C parameters to use 8903 * 8904 * Read from the port's I2C eeprom using the parameters from the ioctl. 8905 */ 8906 int 8907 ice_handle_i2c_req(struct ice_softc *sc, struct ifi2creq *req) 8908 { 8909 return ice_read_sff_eeprom(sc, req->dev_addr, req->offset, req->data, req->len); 8910 } 8911 8912 /** 8913 * ice_sysctl_read_i2c_diag_data - Read some module diagnostic data via i2c 8914 * @oidp: sysctl oid structure 8915 * @arg1: pointer to private data structure 8916 * @arg2: unused 8917 * @req: sysctl request pointer 8918 * 8919 * Read 8 bytes of diagnostic data from the SFF eeprom in the (Q)SFP module 8920 * inserted into the port. 8921 * 8922 * | SFP A2 | QSFP Lower Page 8923 * ------------|---------|---------------- 8924 * Temperature | 96-97 | 22-23 8925 * Vcc | 98-99 | 26-27 8926 * TX power | 102-103 | 34-35..40-41 8927 * RX power | 104-105 | 50-51..56-57 8928 */ 8929 static int 8930 ice_sysctl_read_i2c_diag_data(SYSCTL_HANDLER_ARGS) 8931 { 8932 struct ice_softc *sc = (struct ice_softc *)arg1; 8933 device_t dev = sc->dev; 8934 struct sbuf *sbuf; 8935 int ret; 8936 u8 data[16]; 8937 8938 UNREFERENCED_PARAMETER(arg2); 8939 UNREFERENCED_PARAMETER(oidp); 8940 8941 if (ice_driver_is_detaching(sc)) 8942 return (ESHUTDOWN); 8943 8944 if (req->oldptr == NULL) { 8945 ret = SYSCTL_OUT(req, 0, 128); 8946 return (ret); 8947 } 8948 8949 ret = ice_read_sff_eeprom(sc, 0xA0, 0, data, 1); 8950 if (ret) 8951 return (ret); 8952 8953 /* 0x3 for SFP; 0xD/0x11 for QSFP+/QSFP28 */ 8954 if (data[0] == 0x3) { 8955 /* 8956 * Check for: 8957 * - Internally calibrated data 8958 * - Diagnostic monitoring is implemented 8959 */ 8960 ice_read_sff_eeprom(sc, 0xA0, 92, data, 1); 8961 if (!(data[0] & 0x60)) { 8962 device_printf(dev, "Module doesn't support diagnostics: 0xA0[92] = %02X\n", data[0]); 8963 return (ENODEV); 8964 } 8965 8966 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 8967 8968 ice_read_sff_eeprom(sc, 0xA2, 96, data, 4); 8969 for (int i = 0; i < 4; i++) 8970 sbuf_printf(sbuf, "%02X ", data[i]); 8971 8972 ice_read_sff_eeprom(sc, 0xA2, 102, data, 4); 8973 for (int i = 0; i < 4; i++) 8974 sbuf_printf(sbuf, "%02X ", data[i]); 8975 } else if (data[0] == 0xD || data[0] == 0x11) { 8976 /* 8977 * QSFP+ modules are always internally calibrated, and must indicate 8978 * what types of diagnostic monitoring are implemented 8979 */ 8980 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 8981 8982 ice_read_sff_eeprom(sc, 0xA0, 22, data, 2); 8983 for (int i = 0; i < 2; i++) 8984 sbuf_printf(sbuf, "%02X ", data[i]); 8985 8986 ice_read_sff_eeprom(sc, 0xA0, 26, data, 2); 8987 for (int i = 0; i < 2; i++) 8988 sbuf_printf(sbuf, "%02X ", data[i]); 8989 8990 ice_read_sff_eeprom(sc, 0xA0, 34, data, 2); 8991 for (int i = 0; i < 2; i++) 8992 sbuf_printf(sbuf, "%02X ", data[i]); 8993 8994 ice_read_sff_eeprom(sc, 0xA0, 50, data, 2); 8995 for (int i = 0; i < 2; i++) 8996 sbuf_printf(sbuf, "%02X ", data[i]); 8997 } else { 8998 device_printf(dev, "Module is not SFP/SFP+/SFP28/QSFP+ (%02X)\n", data[0]); 8999 return (ENODEV); 9000 } 9001 9002 sbuf_finish(sbuf); 9003 sbuf_delete(sbuf); 9004 9005 return (0); 9006 } 9007 9008 /** 9009 * ice_alloc_intr_tracking - Setup interrupt tracking structures 9010 * @sc: device softc structure 9011 * 9012 * Sets up the resource manager for keeping track of interrupt allocations, 9013 * and initializes the tracking maps for the PF's interrupt allocations. 9014 * 9015 * Unlike the scheme for queues, this is done in one step since both the 9016 * manager and the maps both have the same lifetime. 9017 * 9018 * @returns 0 on success, or an error code on failure. 9019 */ 9020 int 9021 ice_alloc_intr_tracking(struct ice_softc *sc) 9022 { 9023 struct ice_hw *hw = &sc->hw; 9024 device_t dev = sc->dev; 9025 int err; 9026 9027 /* Initialize the interrupt allocation manager */ 9028 err = ice_resmgr_init_contig_only(&sc->imgr, 9029 hw->func_caps.common_cap.num_msix_vectors); 9030 if (err) { 9031 device_printf(dev, "Unable to initialize PF interrupt manager: %s\n", 9032 ice_err_str(err)); 9033 return (err); 9034 } 9035 9036 /* Allocate PF interrupt mapping storage */ 9037 if (!(sc->pf_imap = 9038 (u16 *)malloc(sizeof(u16) * hw->func_caps.common_cap.num_msix_vectors, 9039 M_ICE, M_NOWAIT))) { 9040 device_printf(dev, "Unable to allocate PF imap memory\n"); 9041 err = ENOMEM; 9042 goto free_imgr; 9043 } 9044 if (!(sc->rdma_imap = 9045 (u16 *)malloc(sizeof(u16) * hw->func_caps.common_cap.num_msix_vectors, 9046 M_ICE, M_NOWAIT))) { 9047 device_printf(dev, "Unable to allocate RDMA imap memory\n"); 9048 err = ENOMEM; 9049 free(sc->pf_imap, M_ICE); 9050 goto free_imgr; 9051 } 9052 for (u32 i = 0; i < hw->func_caps.common_cap.num_msix_vectors; i++) { 9053 sc->pf_imap[i] = ICE_INVALID_RES_IDX; 9054 sc->rdma_imap[i] = ICE_INVALID_RES_IDX; 9055 } 9056 9057 return (0); 9058 9059 free_imgr: 9060 ice_resmgr_destroy(&sc->imgr); 9061 return (err); 9062 } 9063 9064 /** 9065 * ice_free_intr_tracking - Free PF interrupt tracking structures 9066 * @sc: device softc structure 9067 * 9068 * Frees the interrupt resource allocation manager and the PF's owned maps. 9069 * 9070 * VF maps are released when the owning VF's are destroyed, which should always 9071 * happen before this function is called. 9072 */ 9073 void 9074 ice_free_intr_tracking(struct ice_softc *sc) 9075 { 9076 if (sc->pf_imap) { 9077 ice_resmgr_release_map(&sc->imgr, sc->pf_imap, 9078 sc->lan_vectors); 9079 free(sc->pf_imap, M_ICE); 9080 sc->pf_imap = NULL; 9081 } 9082 if (sc->rdma_imap) { 9083 ice_resmgr_release_map(&sc->imgr, sc->rdma_imap, 9084 sc->lan_vectors); 9085 free(sc->rdma_imap, M_ICE); 9086 sc->rdma_imap = NULL; 9087 } 9088 9089 ice_resmgr_destroy(&sc->imgr); 9090 } 9091 9092 /** 9093 * ice_apply_supported_speed_filter - Mask off unsupported speeds 9094 * @report_speeds: bit-field for the desired link speeds 9095 * @mod_type: type of module/sgmii connection we have 9096 * 9097 * Given a bitmap of the desired lenient mode link speeds, 9098 * this function will mask off the speeds that are not currently 9099 * supported by the device. 9100 */ 9101 static u16 9102 ice_apply_supported_speed_filter(u16 report_speeds, u8 mod_type) 9103 { 9104 u16 speed_mask; 9105 enum { IS_SGMII, IS_SFP, IS_QSFP } module; 9106 9107 /* 9108 * The SFF specification says 0 is unknown, so we'll 9109 * treat it like we're connected through SGMII for now. 9110 * This may need revisiting if a new type is supported 9111 * in the future. 9112 */ 9113 switch (mod_type) { 9114 case 0: 9115 module = IS_SGMII; 9116 break; 9117 case 3: 9118 module = IS_SFP; 9119 break; 9120 default: 9121 module = IS_QSFP; 9122 break; 9123 } 9124 9125 /* We won't offer anything lower than 100M for any part, 9126 * but we'll need to mask off other speeds based on the 9127 * device and module type. 9128 */ 9129 speed_mask = ~((u16)ICE_AQ_LINK_SPEED_100MB - 1); 9130 if ((report_speeds & ICE_AQ_LINK_SPEED_10GB) && (module == IS_SFP)) 9131 speed_mask = ~((u16)ICE_AQ_LINK_SPEED_1000MB - 1); 9132 if (report_speeds & ICE_AQ_LINK_SPEED_25GB) 9133 speed_mask = ~((u16)ICE_AQ_LINK_SPEED_1000MB - 1); 9134 if (report_speeds & ICE_AQ_LINK_SPEED_50GB) { 9135 speed_mask = ~((u16)ICE_AQ_LINK_SPEED_1000MB - 1); 9136 if (module == IS_QSFP) 9137 speed_mask = ~((u16)ICE_AQ_LINK_SPEED_10GB - 1); 9138 } 9139 if (report_speeds & ICE_AQ_LINK_SPEED_100GB) 9140 speed_mask = ~((u16)ICE_AQ_LINK_SPEED_25GB - 1); 9141 return (report_speeds & speed_mask); 9142 } 9143 9144 /** 9145 * ice_init_health_events - Enable FW health event reporting 9146 * @sc: device softc 9147 * 9148 * Will try to enable firmware health event reporting, but shouldn't 9149 * cause any grief (to the caller) if this fails. 9150 */ 9151 void 9152 ice_init_health_events(struct ice_softc *sc) 9153 { 9154 enum ice_status status; 9155 u8 health_mask; 9156 9157 if ((!ice_is_bit_set(sc->feat_cap, ICE_FEATURE_HEALTH_STATUS)) || 9158 (!sc->enable_health_events)) 9159 return; 9160 9161 health_mask = ICE_AQC_HEALTH_STATUS_SET_PF_SPECIFIC_MASK | 9162 ICE_AQC_HEALTH_STATUS_SET_GLOBAL_MASK; 9163 9164 status = ice_aq_set_health_status_config(&sc->hw, health_mask, NULL); 9165 if (status) 9166 device_printf(sc->dev, 9167 "Failed to enable firmware health events, err %s aq_err %s\n", 9168 ice_status_str(status), 9169 ice_aq_str(sc->hw.adminq.sq_last_status)); 9170 else 9171 ice_set_bit(ICE_FEATURE_HEALTH_STATUS, sc->feat_en); 9172 } 9173 9174 /** 9175 * ice_print_health_status_string - Print message for given FW health event 9176 * @dev: the PCIe device 9177 * @elem: health status element containing status code 9178 * 9179 * A rather large list of possible health status codes and their associated 9180 * messages. 9181 */ 9182 static void 9183 ice_print_health_status_string(device_t dev, 9184 struct ice_aqc_health_status_elem *elem) 9185 { 9186 u16 status_code = le16toh(elem->health_status_code); 9187 9188 switch (status_code) { 9189 case ICE_AQC_HEALTH_STATUS_INFO_RECOVERY: 9190 device_printf(dev, "The device is in firmware recovery mode.\n"); 9191 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9192 break; 9193 case ICE_AQC_HEALTH_STATUS_ERR_FLASH_ACCESS: 9194 device_printf(dev, "The flash chip cannot be accessed.\n"); 9195 device_printf(dev, "Possible Solution: If issue persists, call customer support.\n"); 9196 break; 9197 case ICE_AQC_HEALTH_STATUS_ERR_NVM_AUTH: 9198 device_printf(dev, "NVM authentication failed.\n"); 9199 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9200 break; 9201 case ICE_AQC_HEALTH_STATUS_ERR_OROM_AUTH: 9202 device_printf(dev, "Option ROM authentication failed.\n"); 9203 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9204 break; 9205 case ICE_AQC_HEALTH_STATUS_ERR_DDP_AUTH: 9206 device_printf(dev, "DDP package failed.\n"); 9207 device_printf(dev, "Possible Solution: Update to latest base driver and DDP package.\n"); 9208 break; 9209 case ICE_AQC_HEALTH_STATUS_ERR_NVM_COMPAT: 9210 device_printf(dev, "NVM image is incompatible.\n"); 9211 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9212 break; 9213 case ICE_AQC_HEALTH_STATUS_ERR_OROM_COMPAT: 9214 device_printf(dev, "Option ROM is incompatible.\n"); 9215 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9216 break; 9217 case ICE_AQC_HEALTH_STATUS_ERR_DCB_MIB: 9218 device_printf(dev, "Supplied MIB file is invalid. DCB reverted to default configuration.\n"); 9219 device_printf(dev, "Possible Solution: Disable FW-LLDP and check DCBx system configuration.\n"); 9220 break; 9221 case ICE_AQC_HEALTH_STATUS_ERR_UNKNOWN_MOD_STRICT: 9222 device_printf(dev, "An unsupported module was detected.\n"); 9223 device_printf(dev, "Possible Solution 1: Check your cable connection.\n"); 9224 device_printf(dev, "Possible Solution 2: Change or replace the module or cable.\n"); 9225 break; 9226 case ICE_AQC_HEALTH_STATUS_ERR_MOD_TYPE: 9227 device_printf(dev, "Module type is not supported.\n"); 9228 device_printf(dev, "Possible Solution: Change or replace the module or cable.\n"); 9229 break; 9230 case ICE_AQC_HEALTH_STATUS_ERR_MOD_QUAL: 9231 device_printf(dev, "Module is not qualified.\n"); 9232 device_printf(dev, "Possible Solution 1: Check your cable connection.\n"); 9233 device_printf(dev, "Possible Solution 2: Change or replace the module or cable.\n"); 9234 device_printf(dev, "Possible Solution 3: Manually set speed and duplex.\n"); 9235 break; 9236 case ICE_AQC_HEALTH_STATUS_ERR_MOD_COMM: 9237 device_printf(dev, "Device cannot communicate with the module.\n"); 9238 device_printf(dev, "Possible Solution 1: Check your cable connection.\n"); 9239 device_printf(dev, "Possible Solution 2: Change or replace the module or cable.\n"); 9240 device_printf(dev, "Possible Solution 3: Manually set speed and duplex.\n"); 9241 break; 9242 case ICE_AQC_HEALTH_STATUS_ERR_MOD_CONFLICT: 9243 device_printf(dev, "Unresolved module conflict.\n"); 9244 device_printf(dev, "Possible Solution 1: Manually set speed/duplex or use Intel(R) Ethernet Port Configuration Tool to change the port option.\n"); 9245 device_printf(dev, "Possible Solution 2: If the problem persists, use a cable/module that is found in the supported modules and cables list for this device.\n"); 9246 break; 9247 case ICE_AQC_HEALTH_STATUS_ERR_MOD_NOT_PRESENT: 9248 device_printf(dev, "Module is not present.\n"); 9249 device_printf(dev, "Possible Solution 1: Check that the module is inserted correctly.\n"); 9250 device_printf(dev, "Possible Solution 2: If the problem persists, use a cable/module that is found in the supported modules and cables list for this device.\n"); 9251 break; 9252 case ICE_AQC_HEALTH_STATUS_INFO_MOD_UNDERUTILIZED: 9253 device_printf(dev, "Underutilized module.\n"); 9254 device_printf(dev, "Possible Solution 1: Change or replace the module or cable.\n"); 9255 device_printf(dev, "Possible Solution 2: Use Intel(R) Ethernet Port Configuration Tool to change the port option.\n"); 9256 break; 9257 case ICE_AQC_HEALTH_STATUS_ERR_UNKNOWN_MOD_LENIENT: 9258 device_printf(dev, "An unsupported module was detected.\n"); 9259 device_printf(dev, "Possible Solution 1: Check your cable connection.\n"); 9260 device_printf(dev, "Possible Solution 2: Change or replace the module or cable.\n"); 9261 device_printf(dev, "Possible Solution 3: Manually set speed and duplex.\n"); 9262 break; 9263 case ICE_AQC_HEALTH_STATUS_ERR_INVALID_LINK_CFG: 9264 device_printf(dev, "Invalid link configuration.\n"); 9265 break; 9266 case ICE_AQC_HEALTH_STATUS_ERR_PORT_ACCESS: 9267 device_printf(dev, "Port hardware access error.\n"); 9268 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9269 break; 9270 case ICE_AQC_HEALTH_STATUS_ERR_PORT_UNREACHABLE: 9271 device_printf(dev, "A port is unreachable.\n"); 9272 device_printf(dev, "Possible Solution 1: Use Intel(R) Ethernet Port Configuration Tool to change the port option.\n"); 9273 device_printf(dev, "Possible Solution 2: Update to the latest NVM image.\n"); 9274 break; 9275 case ICE_AQC_HEALTH_STATUS_INFO_PORT_SPEED_MOD_LIMITED: 9276 device_printf(dev, "Port speed is limited due to module.\n"); 9277 device_printf(dev, "Possible Solution: Change the module or use Intel(R) Ethernet Port Configuration Tool to configure the port option to match the current module speed.\n"); 9278 break; 9279 case ICE_AQC_HEALTH_STATUS_ERR_PARALLEL_FAULT: 9280 device_printf(dev, "A parallel fault was detected.\n"); 9281 device_printf(dev, "Possible Solution: Check link partner connection and configuration.\n"); 9282 break; 9283 case ICE_AQC_HEALTH_STATUS_INFO_PORT_SPEED_PHY_LIMITED: 9284 device_printf(dev, "Port speed is limited by PHY capabilities.\n"); 9285 device_printf(dev, "Possible Solution 1: Change the module to align to port option.\n"); 9286 device_printf(dev, "Possible Solution 2: Use Intel(R) Ethernet Port Configuration Tool to change the port option.\n"); 9287 break; 9288 case ICE_AQC_HEALTH_STATUS_ERR_NETLIST_TOPO: 9289 device_printf(dev, "LOM topology netlist is corrupted.\n"); 9290 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9291 break; 9292 case ICE_AQC_HEALTH_STATUS_ERR_NETLIST: 9293 device_printf(dev, "Unrecoverable netlist error.\n"); 9294 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9295 break; 9296 case ICE_AQC_HEALTH_STATUS_ERR_TOPO_CONFLICT: 9297 device_printf(dev, "Port topology conflict.\n"); 9298 device_printf(dev, "Possible Solution 1: Use Intel(R) Ethernet Port Configuration Tool to change the port option.\n"); 9299 device_printf(dev, "Possible Solution 2: Update to the latest NVM image.\n"); 9300 break; 9301 case ICE_AQC_HEALTH_STATUS_ERR_LINK_HW_ACCESS: 9302 device_printf(dev, "Unrecoverable hardware access error.\n"); 9303 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9304 break; 9305 case ICE_AQC_HEALTH_STATUS_ERR_LINK_RUNTIME: 9306 device_printf(dev, "Unrecoverable runtime error.\n"); 9307 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9308 break; 9309 case ICE_AQC_HEALTH_STATUS_ERR_DNL_INIT: 9310 device_printf(dev, "Link management engine failed to initialize.\n"); 9311 device_printf(dev, "Possible Solution: Update to the latest NVM image.\n"); 9312 break; 9313 default: 9314 break; 9315 } 9316 } 9317 9318 /** 9319 * ice_handle_health_status_event - helper function to output health status 9320 * @sc: device softc structure 9321 * @event: event received on a control queue 9322 * 9323 * Prints out the appropriate string based on the given Health Status Event 9324 * code. 9325 */ 9326 static void 9327 ice_handle_health_status_event(struct ice_softc *sc, 9328 struct ice_rq_event_info *event) 9329 { 9330 struct ice_aqc_health_status_elem *health_info; 9331 u16 status_count; 9332 int i; 9333 9334 if (!ice_is_bit_set(sc->feat_en, ICE_FEATURE_HEALTH_STATUS)) 9335 return; 9336 9337 health_info = (struct ice_aqc_health_status_elem *)event->msg_buf; 9338 status_count = le16toh(event->desc.params.get_health_status.health_status_count); 9339 9340 if (status_count > (event->buf_len / sizeof(*health_info))) { 9341 device_printf(sc->dev, "Received a health status event with invalid event count\n"); 9342 return; 9343 } 9344 9345 for (i = 0; i < status_count; i++) { 9346 ice_print_health_status_string(sc->dev, health_info); 9347 health_info++; 9348 } 9349 } 9350 9351 /** 9352 * ice_set_default_local_lldp_mib - Set Local LLDP MIB to default settings 9353 * @sc: device softc structure 9354 * 9355 * This function needs to be called after link up; it makes sure the FW 9356 * has certain PFC/DCB settings. This is intended to workaround a FW behavior 9357 * where these settings seem to be cleared on link up. 9358 */ 9359 void 9360 ice_set_default_local_lldp_mib(struct ice_softc *sc) 9361 { 9362 struct ice_dcbx_cfg *dcbcfg; 9363 struct ice_hw *hw = &sc->hw; 9364 struct ice_port_info *pi; 9365 device_t dev = sc->dev; 9366 enum ice_status status; 9367 u8 maxtcs, maxtcs_ets; 9368 9369 pi = hw->port_info; 9370 9371 dcbcfg = &pi->qos_cfg.local_dcbx_cfg; 9372 9373 maxtcs = hw->func_caps.common_cap.maxtc; 9374 /* This value is only 3 bits; 8 TCs maps to 0 */ 9375 maxtcs_ets = maxtcs & ICE_IEEE_ETS_MAXTC_M; 9376 9377 /** 9378 * Setup the default settings used by the driver for the Set Local 9379 * LLDP MIB Admin Queue command (0x0A08). (1TC w/ 100% BW, ETS, no 9380 * PFC). 9381 */ 9382 memset(dcbcfg, 0, sizeof(*dcbcfg)); 9383 dcbcfg->etscfg.willing = 1; 9384 dcbcfg->etscfg.tcbwtable[0] = 100; 9385 dcbcfg->etscfg.maxtcs = maxtcs_ets; 9386 dcbcfg->etsrec = dcbcfg->etscfg; 9387 dcbcfg->pfc.willing = 1; 9388 dcbcfg->pfc.pfccap = maxtcs; 9389 9390 status = ice_set_dcb_cfg(pi); 9391 9392 if (status) 9393 device_printf(dev, 9394 "Error setting Local LLDP MIB: %s aq_err %s\n", 9395 ice_status_str(status), 9396 ice_aq_str(hw->adminq.sq_last_status)); 9397 } 9398 9399 /** 9400 * ice_sbuf_print_ets_cfg - Helper function to print ETS cfg 9401 * @sbuf: string buffer to print to 9402 * @name: prefix string to use 9403 * @ets: structure to pull values from 9404 * 9405 * A helper function for ice_sysctl_dump_dcbx_cfg(), this 9406 * formats the ETS rec and cfg TLVs into text. 9407 */ 9408 static void 9409 ice_sbuf_print_ets_cfg(struct sbuf *sbuf, const char *name, struct ice_dcb_ets_cfg *ets) 9410 { 9411 sbuf_printf(sbuf, "%s.willing: %u\n", name, ets->willing); 9412 sbuf_printf(sbuf, "%s.cbs: %u\n", name, ets->cbs); 9413 sbuf_printf(sbuf, "%s.maxtcs: %u\n", name, ets->maxtcs); 9414 9415 sbuf_printf(sbuf, "%s.prio_table:", name); 9416 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) 9417 sbuf_printf(sbuf, " %d", ets->prio_table[i]); 9418 sbuf_printf(sbuf, "\n"); 9419 9420 sbuf_printf(sbuf, "%s.tcbwtable:", name); 9421 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) 9422 sbuf_printf(sbuf, " %d", ets->tcbwtable[i]); 9423 sbuf_printf(sbuf, "\n"); 9424 9425 sbuf_printf(sbuf, "%s.tsatable:", name); 9426 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) 9427 sbuf_printf(sbuf, " %d", ets->tsatable[i]); 9428 sbuf_printf(sbuf, "\n"); 9429 } 9430 9431 /** 9432 * ice_sysctl_dump_dcbx_cfg - Print out DCBX/DCB config info 9433 * @oidp: sysctl oid structure 9434 * @arg1: pointer to private data structure 9435 * @arg2: AQ define for either Local or Remote MIB 9436 * @req: sysctl request pointer 9437 * 9438 * Prints out DCB/DCBX configuration, including the contents 9439 * of either the local or remote MIB, depending on the value 9440 * used in arg2. 9441 */ 9442 static int 9443 ice_sysctl_dump_dcbx_cfg(SYSCTL_HANDLER_ARGS) 9444 { 9445 struct ice_softc *sc = (struct ice_softc *)arg1; 9446 struct ice_aqc_get_cee_dcb_cfg_resp cee_cfg = {}; 9447 struct ice_dcbx_cfg dcb_buf = {}; 9448 struct ice_dcbx_cfg *dcbcfg; 9449 struct ice_hw *hw = &sc->hw; 9450 device_t dev = sc->dev; 9451 struct sbuf *sbuf; 9452 enum ice_status status; 9453 u8 maxtcs, dcbx_status, is_sw_lldp; 9454 9455 UNREFERENCED_PARAMETER(oidp); 9456 9457 if (ice_driver_is_detaching(sc)) 9458 return (ESHUTDOWN); 9459 9460 is_sw_lldp = hw->port_info->qos_cfg.is_sw_lldp; 9461 9462 /* The driver doesn't receive a Remote MIB via SW */ 9463 if (is_sw_lldp && arg2 == ICE_AQ_LLDP_MIB_REMOTE) 9464 return (ENOENT); 9465 9466 dcbcfg = &hw->port_info->qos_cfg.local_dcbx_cfg; 9467 if (!is_sw_lldp) { 9468 /* Collect information from the FW in FW LLDP mode */ 9469 dcbcfg = &dcb_buf; 9470 status = ice_aq_get_dcb_cfg(hw, (u8)arg2, 9471 ICE_AQ_LLDP_BRID_TYPE_NEAREST_BRID, dcbcfg); 9472 if (status && arg2 == ICE_AQ_LLDP_MIB_REMOTE && 9473 hw->adminq.sq_last_status == ICE_AQ_RC_ENOENT) { 9474 device_printf(dev, 9475 "Unable to query Remote MIB; port has not received one yet\n"); 9476 return (ENOENT); 9477 } 9478 if (status) { 9479 device_printf(dev, "Unable to query LLDP MIB, err %s aq_err %s\n", 9480 ice_status_str(status), 9481 ice_aq_str(hw->adminq.sq_last_status)); 9482 return (EIO); 9483 } 9484 } 9485 9486 status = ice_aq_get_cee_dcb_cfg(hw, &cee_cfg, NULL); 9487 if (status == ICE_SUCCESS) 9488 dcbcfg->dcbx_mode = ICE_DCBX_MODE_CEE; 9489 else if (hw->adminq.sq_last_status == ICE_AQ_RC_ENOENT) 9490 dcbcfg->dcbx_mode = ICE_DCBX_MODE_IEEE; 9491 9492 maxtcs = hw->func_caps.common_cap.maxtc; 9493 dcbx_status = ice_get_dcbx_status(hw); 9494 9495 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 9496 9497 /* Do the actual printing */ 9498 sbuf_printf(sbuf, "\n"); 9499 sbuf_printf(sbuf, "SW LLDP mode: %d\n", is_sw_lldp); 9500 sbuf_printf(sbuf, "Function caps maxtcs: %d\n", maxtcs); 9501 sbuf_printf(sbuf, "dcbx_status: %d\n", dcbx_status); 9502 9503 sbuf_printf(sbuf, "numapps: %u\n", dcbcfg->numapps); 9504 sbuf_printf(sbuf, "CEE TLV status: %u\n", dcbcfg->tlv_status); 9505 sbuf_printf(sbuf, "pfc_mode: %s\n", (dcbcfg->pfc_mode == ICE_QOS_MODE_DSCP) ? 9506 "DSCP" : "VLAN"); 9507 sbuf_printf(sbuf, "dcbx_mode: %s\n", 9508 (dcbcfg->dcbx_mode == ICE_DCBX_MODE_IEEE) ? "IEEE" : 9509 (dcbcfg->dcbx_mode == ICE_DCBX_MODE_CEE) ? "CEE" : 9510 "Unknown"); 9511 9512 ice_sbuf_print_ets_cfg(sbuf, "etscfg", &dcbcfg->etscfg); 9513 ice_sbuf_print_ets_cfg(sbuf, "etsrec", &dcbcfg->etsrec); 9514 9515 sbuf_printf(sbuf, "pfc.willing: %u\n", dcbcfg->pfc.willing); 9516 sbuf_printf(sbuf, "pfc.mbc: %u\n", dcbcfg->pfc.mbc); 9517 sbuf_printf(sbuf, "pfc.pfccap: 0x%0x\n", dcbcfg->pfc.pfccap); 9518 sbuf_printf(sbuf, "pfc.pfcena: 0x%0x\n", dcbcfg->pfc.pfcena); 9519 9520 if (arg2 == ICE_AQ_LLDP_MIB_LOCAL) { 9521 sbuf_printf(sbuf, "\nLocal registers:\n"); 9522 sbuf_printf(sbuf, "PRTDCB_GENC.NUMTC: %d\n", 9523 (rd32(hw, PRTDCB_GENC) & PRTDCB_GENC_NUMTC_M) 9524 >> PRTDCB_GENC_NUMTC_S); 9525 sbuf_printf(sbuf, "PRTDCB_TUP2TC: 0x%0x\n", 9526 (rd32(hw, PRTDCB_TUP2TC))); 9527 sbuf_printf(sbuf, "PRTDCB_RUP2TC: 0x%0x\n", 9528 (rd32(hw, PRTDCB_RUP2TC))); 9529 sbuf_printf(sbuf, "GLDCB_TC2PFC: 0x%0x\n", 9530 (rd32(hw, GLDCB_TC2PFC))); 9531 } 9532 9533 /* Finish */ 9534 sbuf_finish(sbuf); 9535 sbuf_delete(sbuf); 9536 9537 return (0); 9538 } 9539 9540 /** 9541 * ice_sysctl_dump_vsi_cfg - print PF LAN VSI configuration 9542 * @oidp: sysctl oid structure 9543 * @arg1: pointer to private data structure 9544 * @arg2: unused 9545 * @req: sysctl request pointer 9546 * 9547 * XXX: This could be extended to apply to arbitrary PF-owned VSIs, 9548 * but for simplicity, this only works on the PF's LAN VSI. 9549 */ 9550 static int 9551 ice_sysctl_dump_vsi_cfg(SYSCTL_HANDLER_ARGS) 9552 { 9553 struct ice_softc *sc = (struct ice_softc *)arg1; 9554 struct ice_vsi_ctx ctx = { 0 }; 9555 struct ice_hw *hw = &sc->hw; 9556 device_t dev = sc->dev; 9557 struct sbuf *sbuf; 9558 enum ice_status status; 9559 9560 UNREFERENCED_PARAMETER(oidp); 9561 UNREFERENCED_PARAMETER(arg2); 9562 9563 if (ice_driver_is_detaching(sc)) 9564 return (ESHUTDOWN); 9565 9566 /* Get HW absolute index of a VSI */ 9567 ctx.vsi_num = ice_get_hw_vsi_num(hw, sc->pf_vsi.idx); 9568 9569 status = ice_aq_get_vsi_params(hw, &ctx, NULL); 9570 if (status != ICE_SUCCESS) { 9571 device_printf(dev, 9572 "Get VSI AQ call failed, err %s aq_err %s\n", 9573 ice_status_str(status), 9574 ice_aq_str(hw->adminq.sq_last_status)); 9575 return (EIO); 9576 } 9577 9578 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 9579 9580 /* Do the actual printing */ 9581 sbuf_printf(sbuf, "\n"); 9582 9583 sbuf_printf(sbuf, "VSI NUM: %d\n", ctx.vsi_num); 9584 sbuf_printf(sbuf, "VF NUM: %d\n", ctx.vf_num); 9585 sbuf_printf(sbuf, "VSIs allocated: %d\n", ctx.vsis_allocd); 9586 sbuf_printf(sbuf, "VSIs unallocated: %d\n", ctx.vsis_unallocated); 9587 9588 sbuf_printf(sbuf, "Rx Queue Map method: %d\n", 9589 LE16_TO_CPU(ctx.info.mapping_flags)); 9590 /* The PF VSI is always contiguous, so there's no if-statement here */ 9591 sbuf_printf(sbuf, "Rx Queue base: %d\n", 9592 LE16_TO_CPU(ctx.info.q_mapping[0])); 9593 sbuf_printf(sbuf, "Rx Queue count: %d\n", 9594 LE16_TO_CPU(ctx.info.q_mapping[1])); 9595 9596 sbuf_printf(sbuf, "TC qbases :"); 9597 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) { 9598 sbuf_printf(sbuf, " %4d", 9599 ctx.info.tc_mapping[i] & ICE_AQ_VSI_TC_Q_OFFSET_M); 9600 } 9601 sbuf_printf(sbuf, "\n"); 9602 9603 sbuf_printf(sbuf, "TC qcounts :"); 9604 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) { 9605 sbuf_printf(sbuf, " %4d", 9606 1 << (ctx.info.tc_mapping[i] >> ICE_AQ_VSI_TC_Q_NUM_S)); 9607 } 9608 9609 /* Finish */ 9610 sbuf_finish(sbuf); 9611 sbuf_delete(sbuf); 9612 9613 return (0); 9614 } 9615 9616 /** 9617 * ice_ets_str_to_tbl - Parse string into ETS table 9618 * @str: input string to parse 9619 * @table: output eight values used for ETS values 9620 * @limit: max valid value to accept for ETS values 9621 * 9622 * Parses a string and converts the eight values within 9623 * into a table that can be used in setting ETS settings 9624 * in a MIB. 9625 * 9626 * @return 0 on success, EINVAL if a parsed value is 9627 * not between 0 and limit. 9628 */ 9629 static int 9630 ice_ets_str_to_tbl(const char *str, u8 *table, u8 limit) 9631 { 9632 const char *str_start = str; 9633 char *str_end; 9634 long token; 9635 9636 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) { 9637 token = strtol(str_start, &str_end, 0); 9638 if (token < 0 || token > limit) 9639 return (EINVAL); 9640 9641 table[i] = (u8)token; 9642 str_start = (str_end + 1); 9643 } 9644 9645 return (0); 9646 } 9647 9648 /** 9649 * ice_check_ets_bw - Check if ETS bw vals are valid 9650 * @table: eight values used for ETS bandwidth 9651 * 9652 * @return true if the sum of all 8 values in table 9653 * equals 100. 9654 */ 9655 static bool 9656 ice_check_ets_bw(u8 *table) 9657 { 9658 int sum = 0; 9659 for (int i = 0; i < ICE_MAX_TRAFFIC_CLASS; i++) 9660 sum += (int)table[i]; 9661 9662 return (sum == 100); 9663 } 9664 9665 /** 9666 * ice_cfg_pba_num - Determine if PBA Number is retrievable 9667 * @sc: the device private softc structure 9668 * 9669 * Sets the feature flag for the existence of a PBA number 9670 * based on the success of the read command. This does not 9671 * cache the result. 9672 */ 9673 void 9674 ice_cfg_pba_num(struct ice_softc *sc) 9675 { 9676 u8 pba_string[32] = ""; 9677 9678 if ((ice_is_bit_set(sc->feat_cap, ICE_FEATURE_HAS_PBA)) && 9679 (ice_read_pba_string(&sc->hw, pba_string, sizeof(pba_string)) == 0)) 9680 ice_set_bit(ICE_FEATURE_HAS_PBA, sc->feat_en); 9681 } 9682 9683 /** 9684 * ice_sysctl_query_port_ets - print Port ETS Config from AQ 9685 * @oidp: sysctl oid structure 9686 * @arg1: pointer to private data structure 9687 * @arg2: unused 9688 * @req: sysctl request pointer 9689 */ 9690 static int 9691 ice_sysctl_query_port_ets(SYSCTL_HANDLER_ARGS) 9692 { 9693 struct ice_softc *sc = (struct ice_softc *)arg1; 9694 struct ice_aqc_port_ets_elem port_ets = { 0 }; 9695 struct ice_hw *hw = &sc->hw; 9696 struct ice_port_info *pi; 9697 device_t dev = sc->dev; 9698 struct sbuf *sbuf; 9699 enum ice_status status; 9700 int i = 0; 9701 9702 UNREFERENCED_PARAMETER(oidp); 9703 UNREFERENCED_PARAMETER(arg2); 9704 9705 if (ice_driver_is_detaching(sc)) 9706 return (ESHUTDOWN); 9707 9708 pi = hw->port_info; 9709 9710 status = ice_aq_query_port_ets(pi, &port_ets, sizeof(port_ets), NULL); 9711 if (status != ICE_SUCCESS) { 9712 device_printf(dev, 9713 "Query Port ETS AQ call failed, err %s aq_err %s\n", 9714 ice_status_str(status), 9715 ice_aq_str(hw->adminq.sq_last_status)); 9716 return (EIO); 9717 } 9718 9719 sbuf = sbuf_new_for_sysctl(NULL, NULL, 128, req); 9720 9721 /* Do the actual printing */ 9722 sbuf_printf(sbuf, "\n"); 9723 9724 sbuf_printf(sbuf, "Valid TC map: 0x%x\n", port_ets.tc_valid_bits); 9725 9726 sbuf_printf(sbuf, "TC BW %%:"); 9727 ice_for_each_traffic_class(i) { 9728 sbuf_printf(sbuf, " %3d", port_ets.tc_bw_share[i]); 9729 } 9730 sbuf_printf(sbuf, "\n"); 9731 9732 sbuf_printf(sbuf, "EIR profile ID: %d\n", port_ets.port_eir_prof_id); 9733 sbuf_printf(sbuf, "CIR profile ID: %d\n", port_ets.port_cir_prof_id); 9734 sbuf_printf(sbuf, "TC Node prio: 0x%x\n", port_ets.tc_node_prio); 9735 9736 sbuf_printf(sbuf, "TC Node TEIDs:\n"); 9737 ice_for_each_traffic_class(i) { 9738 sbuf_printf(sbuf, "%d: %d\n", i, port_ets.tc_node_teid[i]); 9739 } 9740 9741 /* Finish */ 9742 sbuf_finish(sbuf); 9743 sbuf_delete(sbuf); 9744 9745 return (0); 9746 } 9747