1 /****************************************************************************** 2 * 3 * This file is provided under a dual BSD/GPLv2 license. When using or 4 * redistributing this file, you may do so under either license. 5 * 6 * GPL LICENSE SUMMARY 7 * 8 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 9 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 10 * 11 * This program is free software; you can redistribute it and/or modify 12 * it under the terms of version 2 of the GNU General Public License as 13 * published by the Free Software Foundation. 14 * 15 * This program is distributed in the hope that it will be useful, but 16 * WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 18 * General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, 23 * USA 24 * 25 * The full GNU General Public License is included in this distribution 26 * in the file called COPYING. 27 * 28 * Contact Information: 29 * Intel Linux Wireless <ilw@linux.intel.com> 30 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 31 * 32 * BSD LICENSE 33 * 34 * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. 35 * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH 36 * All rights reserved. 37 * 38 * Redistribution and use in source and binary forms, with or without 39 * modification, are permitted provided that the following conditions 40 * are met: 41 * 42 * * Redistributions of source code must retain the above copyright 43 * notice, this list of conditions and the following disclaimer. 44 * * Redistributions in binary form must reproduce the above copyright 45 * notice, this list of conditions and the following disclaimer in 46 * the documentation and/or other materials provided with the 47 * distribution. 48 * * Neither the name Intel Corporation nor the names of its 49 * contributors may be used to endorse or promote products derived 50 * from this software without specific prior written permission. 51 * 52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 53 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 54 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 55 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 56 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 57 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 58 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 59 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 60 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 61 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 62 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 63 * 64 *****************************************************************************/ 65 66 #ifndef __fw_api_scan_h__ 67 #define __fw_api_scan_h__ 68 69 #include "fw-api.h" 70 71 /* Scan Commands, Responses, Notifications */ 72 73 /* Max number of IEs for direct SSID scans in a command */ 74 #define PROBE_OPTION_MAX 20 75 76 /** 77 * struct iwl_ssid_ie - directed scan network information element 78 * 79 * Up to 20 of these may appear in REPLY_SCAN_CMD, 80 * selected by "type" bit field in struct iwl_scan_channel; 81 * each channel may select different ssids from among the 20 entries. 82 * SSID IEs get transmitted in reverse order of entry. 83 */ 84 struct iwl_ssid_ie { 85 u8 id; 86 u8 len; 87 u8 ssid[IEEE80211_MAX_SSID_LEN]; 88 } __packed; /* SCAN_DIRECT_SSID_IE_API_S_VER_1 */ 89 90 /* scan offload */ 91 #define IWL_SCAN_MAX_BLACKLIST_LEN 64 92 #define IWL_SCAN_SHORT_BLACKLIST_LEN 16 93 #define IWL_SCAN_MAX_PROFILES 11 94 #define SCAN_OFFLOAD_PROBE_REQ_SIZE 512 95 96 /* Default watchdog (in MS) for scheduled scan iteration */ 97 #define IWL_SCHED_SCAN_WATCHDOG cpu_to_le16(15000) 98 99 #define IWL_GOOD_CRC_TH_DEFAULT cpu_to_le16(1) 100 #define CAN_ABORT_STATUS 1 101 102 #define IWL_FULL_SCAN_MULTIPLIER 5 103 #define IWL_FAST_SCHED_SCAN_ITERATIONS 3 104 #define IWL_MAX_SCHED_SCAN_PLANS 2 105 106 enum scan_framework_client { 107 SCAN_CLIENT_SCHED_SCAN = BIT(0), 108 SCAN_CLIENT_NETDETECT = BIT(1), 109 SCAN_CLIENT_ASSET_TRACKING = BIT(2), 110 }; 111 112 /** 113 * iwl_scan_offload_blacklist - SCAN_OFFLOAD_BLACKLIST_S 114 * @ssid: MAC address to filter out 115 * @reported_rssi: AP rssi reported to the host 116 * @client_bitmap: clients ignore this entry - enum scan_framework_client 117 */ 118 struct iwl_scan_offload_blacklist { 119 u8 ssid[ETH_ALEN]; 120 u8 reported_rssi; 121 u8 client_bitmap; 122 } __packed; 123 124 enum iwl_scan_offload_network_type { 125 IWL_NETWORK_TYPE_BSS = 1, 126 IWL_NETWORK_TYPE_IBSS = 2, 127 IWL_NETWORK_TYPE_ANY = 3, 128 }; 129 130 enum iwl_scan_offload_band_selection { 131 IWL_SCAN_OFFLOAD_SELECT_2_4 = 0x4, 132 IWL_SCAN_OFFLOAD_SELECT_5_2 = 0x8, 133 IWL_SCAN_OFFLOAD_SELECT_ANY = 0xc, 134 }; 135 136 /** 137 * iwl_scan_offload_profile - SCAN_OFFLOAD_PROFILE_S 138 * @ssid_index: index to ssid list in fixed part 139 * @unicast_cipher: encryption algorithm to match - bitmap 140 * @aut_alg: authentication algorithm to match - bitmap 141 * @network_type: enum iwl_scan_offload_network_type 142 * @band_selection: enum iwl_scan_offload_band_selection 143 * @client_bitmap: clients waiting for match - enum scan_framework_client 144 */ 145 struct iwl_scan_offload_profile { 146 u8 ssid_index; 147 u8 unicast_cipher; 148 u8 auth_alg; 149 u8 network_type; 150 u8 band_selection; 151 u8 client_bitmap; 152 u8 reserved[2]; 153 } __packed; 154 155 /** 156 * iwl_scan_offload_profile_cfg - SCAN_OFFLOAD_PROFILES_CFG_API_S_VER_1 157 * @blaclist: AP list to filter off from scan results 158 * @profiles: profiles to search for match 159 * @blacklist_len: length of blacklist 160 * @num_profiles: num of profiles in the list 161 * @match_notify: clients waiting for match found notification 162 * @pass_match: clients waiting for the results 163 * @active_clients: active clients bitmap - enum scan_framework_client 164 * @any_beacon_notify: clients waiting for match notification without match 165 */ 166 struct iwl_scan_offload_profile_cfg { 167 struct iwl_scan_offload_profile profiles[IWL_SCAN_MAX_PROFILES]; 168 u8 blacklist_len; 169 u8 num_profiles; 170 u8 match_notify; 171 u8 pass_match; 172 u8 active_clients; 173 u8 any_beacon_notify; 174 u8 reserved[2]; 175 } __packed; 176 177 /** 178 * iwl_scan_schedule_lmac - schedule of scan offload 179 * @delay: delay between iterations, in seconds. 180 * @iterations: num of scan iterations 181 * @full_scan_mul: number of partial scans before each full scan 182 */ 183 struct iwl_scan_schedule_lmac { 184 __le16 delay; 185 u8 iterations; 186 u8 full_scan_mul; 187 } __packed; /* SCAN_SCHEDULE_API_S */ 188 189 enum iwl_scan_offload_complete_status { 190 IWL_SCAN_OFFLOAD_COMPLETED = 1, 191 IWL_SCAN_OFFLOAD_ABORTED = 2, 192 }; 193 194 enum iwl_scan_ebs_status { 195 IWL_SCAN_EBS_SUCCESS, 196 IWL_SCAN_EBS_FAILED, 197 IWL_SCAN_EBS_CHAN_NOT_FOUND, 198 IWL_SCAN_EBS_INACTIVE, 199 }; 200 201 /** 202 * iwl_scan_req_tx_cmd - SCAN_REQ_TX_CMD_API_S 203 * @tx_flags: combination of TX_CMD_FLG_* 204 * @rate_n_flags: rate for *all* Tx attempts, if TX_CMD_FLG_STA_RATE_MSK is 205 * cleared. Combination of RATE_MCS_* 206 * @sta_id: index of destination station in FW station table 207 * @reserved: for alignment and future use 208 */ 209 struct iwl_scan_req_tx_cmd { 210 __le32 tx_flags; 211 __le32 rate_n_flags; 212 u8 sta_id; 213 u8 reserved[3]; 214 } __packed; 215 216 enum iwl_scan_channel_flags_lmac { 217 IWL_UNIFIED_SCAN_CHANNEL_FULL = BIT(27), 218 IWL_UNIFIED_SCAN_CHANNEL_PARTIAL = BIT(28), 219 }; 220 221 /** 222 * iwl_scan_channel_cfg_lmac - SCAN_CHANNEL_CFG_S_VER2 223 * @flags: bits 1-20: directed scan to i'th ssid 224 * other bits &enum iwl_scan_channel_flags_lmac 225 * @channel_number: channel number 1-13 etc 226 * @iter_count: scan iteration on this channel 227 * @iter_interval: interval in seconds between iterations on one channel 228 */ 229 struct iwl_scan_channel_cfg_lmac { 230 __le32 flags; 231 __le16 channel_num; 232 __le16 iter_count; 233 __le32 iter_interval; 234 } __packed; 235 236 /* 237 * iwl_scan_probe_segment - PROBE_SEGMENT_API_S_VER_1 238 * @offset: offset in the data block 239 * @len: length of the segment 240 */ 241 struct iwl_scan_probe_segment { 242 __le16 offset; 243 __le16 len; 244 } __packed; 245 246 /* iwl_scan_probe_req - PROBE_REQUEST_FRAME_API_S_VER_2 247 * @mac_header: first (and common) part of the probe 248 * @band_data: band specific data 249 * @common_data: last (and common) part of the probe 250 * @buf: raw data block 251 */ 252 struct iwl_scan_probe_req { 253 struct iwl_scan_probe_segment mac_header; 254 struct iwl_scan_probe_segment band_data[2]; 255 struct iwl_scan_probe_segment common_data; 256 u8 buf[SCAN_OFFLOAD_PROBE_REQ_SIZE]; 257 } __packed; 258 259 enum iwl_scan_channel_flags { 260 IWL_SCAN_CHANNEL_FLAG_EBS = BIT(0), 261 IWL_SCAN_CHANNEL_FLAG_EBS_ACCURATE = BIT(1), 262 IWL_SCAN_CHANNEL_FLAG_CACHE_ADD = BIT(2), 263 }; 264 265 /* iwl_scan_channel_opt - CHANNEL_OPTIMIZATION_API_S 266 * @flags: enum iwl_scan_channel_flags 267 * @non_ebs_ratio: defines the ratio of number of scan iterations where EBS is 268 * involved. 269 * 1 - EBS is disabled. 270 * 2 - every second scan will be full scan(and so on). 271 */ 272 struct iwl_scan_channel_opt { 273 __le16 flags; 274 __le16 non_ebs_ratio; 275 } __packed; 276 277 /** 278 * iwl_mvm_lmac_scan_flags 279 * @IWL_MVM_LMAC_SCAN_FLAG_PASS_ALL: pass all beacons and probe responses 280 * without filtering. 281 * @IWL_MVM_LMAC_SCAN_FLAG_PASSIVE: force passive scan on all channels 282 * @IWL_MVM_LMAC_SCAN_FLAG_PRE_CONNECTION: single channel scan 283 * @IWL_MVM_LMAC_SCAN_FLAG_ITER_COMPLETE: send iteration complete notification 284 * @IWL_MVM_LMAC_SCAN_FLAG_MULTIPLE_SSIDS multiple SSID matching 285 * @IWL_MVM_LMAC_SCAN_FLAG_FRAGMENTED: all passive scans will be fragmented 286 * @IWL_MVM_LMAC_SCAN_FLAGS_RRM_ENABLED: insert WFA vendor-specific TPC report 287 * and DS parameter set IEs into probe requests. 288 * @IWL_MVM_LMAC_SCAN_FLAG_MATCH: Send match found notification on matches 289 */ 290 enum iwl_mvm_lmac_scan_flags { 291 IWL_MVM_LMAC_SCAN_FLAG_PASS_ALL = BIT(0), 292 IWL_MVM_LMAC_SCAN_FLAG_PASSIVE = BIT(1), 293 IWL_MVM_LMAC_SCAN_FLAG_PRE_CONNECTION = BIT(2), 294 IWL_MVM_LMAC_SCAN_FLAG_ITER_COMPLETE = BIT(3), 295 IWL_MVM_LMAC_SCAN_FLAG_MULTIPLE_SSIDS = BIT(4), 296 IWL_MVM_LMAC_SCAN_FLAG_FRAGMENTED = BIT(5), 297 IWL_MVM_LMAC_SCAN_FLAGS_RRM_ENABLED = BIT(6), 298 IWL_MVM_LMAC_SCAN_FLAG_MATCH = BIT(9), 299 }; 300 301 enum iwl_scan_priority { 302 IWL_SCAN_PRIORITY_LOW, 303 IWL_SCAN_PRIORITY_MEDIUM, 304 IWL_SCAN_PRIORITY_HIGH, 305 }; 306 307 enum iwl_scan_priority_ext { 308 IWL_SCAN_PRIORITY_EXT_0_LOWEST, 309 IWL_SCAN_PRIORITY_EXT_1, 310 IWL_SCAN_PRIORITY_EXT_2, 311 IWL_SCAN_PRIORITY_EXT_3, 312 IWL_SCAN_PRIORITY_EXT_4, 313 IWL_SCAN_PRIORITY_EXT_5, 314 IWL_SCAN_PRIORITY_EXT_6, 315 IWL_SCAN_PRIORITY_EXT_7_HIGHEST, 316 }; 317 318 /** 319 * iwl_scan_req_lmac - SCAN_REQUEST_CMD_API_S_VER_1 320 * @reserved1: for alignment and future use 321 * @channel_num: num of channels to scan 322 * @active-dwell: dwell time for active channels 323 * @passive-dwell: dwell time for passive channels 324 * @fragmented-dwell: dwell time for fragmented passive scan 325 * @reserved2: for alignment and future use 326 * @rx_chain_selct: PHY_RX_CHAIN_* flags 327 * @scan_flags: &enum iwl_mvm_lmac_scan_flags 328 * @max_out_time: max time (in TU) to be out of associated channel 329 * @suspend_time: pause scan this long (TUs) when returning to service channel 330 * @flags: RXON flags 331 * @filter_flags: RXON filter 332 * @tx_cmd: tx command for active scan; for 2GHz and for 5GHz 333 * @direct_scan: list of SSIDs for directed active scan 334 * @scan_prio: enum iwl_scan_priority 335 * @iter_num: number of scan iterations 336 * @delay: delay in seconds before first iteration 337 * @schedule: two scheduling plans. The first one is finite, the second one can 338 * be infinite. 339 * @channel_opt: channel optimization options, for full and partial scan 340 * @data: channel configuration and probe request packet. 341 */ 342 struct iwl_scan_req_lmac { 343 /* SCAN_REQUEST_FIXED_PART_API_S_VER_7 */ 344 __le32 reserved1; 345 u8 n_channels; 346 u8 active_dwell; 347 u8 passive_dwell; 348 u8 fragmented_dwell; 349 __le16 reserved2; 350 __le16 rx_chain_select; 351 __le32 scan_flags; 352 __le32 max_out_time; 353 __le32 suspend_time; 354 /* RX_ON_FLAGS_API_S_VER_1 */ 355 __le32 flags; 356 __le32 filter_flags; 357 struct iwl_scan_req_tx_cmd tx_cmd[2]; 358 struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX]; 359 __le32 scan_prio; 360 /* SCAN_REQ_PERIODIC_PARAMS_API_S */ 361 __le32 iter_num; 362 __le32 delay; 363 struct iwl_scan_schedule_lmac schedule[IWL_MAX_SCHED_SCAN_PLANS]; 364 struct iwl_scan_channel_opt channel_opt[2]; 365 u8 data[]; 366 } __packed; 367 368 /** 369 * struct iwl_scan_results_notif - scan results for one channel - 370 * SCAN_RESULT_NTF_API_S_VER_3 371 * @channel: which channel the results are from 372 * @band: 0 for 5.2 GHz, 1 for 2.4 GHz 373 * @probe_status: SCAN_PROBE_STATUS_*, indicates success of probe request 374 * @num_probe_not_sent: # of request that weren't sent due to not enough time 375 * @duration: duration spent in channel, in usecs 376 */ 377 struct iwl_scan_results_notif { 378 u8 channel; 379 u8 band; 380 u8 probe_status; 381 u8 num_probe_not_sent; 382 __le32 duration; 383 } __packed; 384 385 /** 386 * struct iwl_lmac_scan_complete_notif - notifies end of scanning (all channels) 387 * SCAN_COMPLETE_NTF_API_S_VER_3 388 * @scanned_channels: number of channels scanned (and number of valid results) 389 * @status: one of SCAN_COMP_STATUS_* 390 * @bt_status: BT on/off status 391 * @last_channel: last channel that was scanned 392 * @tsf_low: TSF timer (lower half) in usecs 393 * @tsf_high: TSF timer (higher half) in usecs 394 * @results: an array of scan results, only "scanned_channels" of them are valid 395 */ 396 struct iwl_lmac_scan_complete_notif { 397 u8 scanned_channels; 398 u8 status; 399 u8 bt_status; 400 u8 last_channel; 401 __le32 tsf_low; 402 __le32 tsf_high; 403 struct iwl_scan_results_notif results[]; 404 } __packed; 405 406 /** 407 * iwl_scan_offload_complete - PERIODIC_SCAN_COMPLETE_NTF_API_S_VER_2 408 * @last_schedule_line: last schedule line executed (fast or regular) 409 * @last_schedule_iteration: last scan iteration executed before scan abort 410 * @status: enum iwl_scan_offload_complete_status 411 * @ebs_status: EBS success status &enum iwl_scan_ebs_status 412 * @time_after_last_iter; time in seconds elapsed after last iteration 413 */ 414 struct iwl_periodic_scan_complete { 415 u8 last_schedule_line; 416 u8 last_schedule_iteration; 417 u8 status; 418 u8 ebs_status; 419 __le32 time_after_last_iter; 420 __le32 reserved; 421 } __packed; 422 423 /* UMAC Scan API */ 424 425 /* The maximum of either of these cannot exceed 8, because we use an 426 * 8-bit mask (see IWL_MVM_SCAN_MASK in mvm.h). 427 */ 428 #define IWL_MVM_MAX_UMAC_SCANS 8 429 #define IWL_MVM_MAX_LMAC_SCANS 1 430 431 enum scan_config_flags { 432 SCAN_CONFIG_FLAG_ACTIVATE = BIT(0), 433 SCAN_CONFIG_FLAG_DEACTIVATE = BIT(1), 434 SCAN_CONFIG_FLAG_FORBID_CHUB_REQS = BIT(2), 435 SCAN_CONFIG_FLAG_ALLOW_CHUB_REQS = BIT(3), 436 SCAN_CONFIG_FLAG_SET_TX_CHAINS = BIT(8), 437 SCAN_CONFIG_FLAG_SET_RX_CHAINS = BIT(9), 438 SCAN_CONFIG_FLAG_SET_AUX_STA_ID = BIT(10), 439 SCAN_CONFIG_FLAG_SET_ALL_TIMES = BIT(11), 440 SCAN_CONFIG_FLAG_SET_EFFECTIVE_TIMES = BIT(12), 441 SCAN_CONFIG_FLAG_SET_CHANNEL_FLAGS = BIT(13), 442 SCAN_CONFIG_FLAG_SET_LEGACY_RATES = BIT(14), 443 SCAN_CONFIG_FLAG_SET_MAC_ADDR = BIT(15), 444 SCAN_CONFIG_FLAG_SET_FRAGMENTED = BIT(16), 445 SCAN_CONFIG_FLAG_CLEAR_FRAGMENTED = BIT(17), 446 SCAN_CONFIG_FLAG_SET_CAM_MODE = BIT(18), 447 SCAN_CONFIG_FLAG_CLEAR_CAM_MODE = BIT(19), 448 SCAN_CONFIG_FLAG_SET_PROMISC_MODE = BIT(20), 449 SCAN_CONFIG_FLAG_CLEAR_PROMISC_MODE = BIT(21), 450 451 /* Bits 26-31 are for num of channels in channel_array */ 452 #define SCAN_CONFIG_N_CHANNELS(n) ((n) << 26) 453 }; 454 455 enum scan_config_rates { 456 /* OFDM basic rates */ 457 SCAN_CONFIG_RATE_6M = BIT(0), 458 SCAN_CONFIG_RATE_9M = BIT(1), 459 SCAN_CONFIG_RATE_12M = BIT(2), 460 SCAN_CONFIG_RATE_18M = BIT(3), 461 SCAN_CONFIG_RATE_24M = BIT(4), 462 SCAN_CONFIG_RATE_36M = BIT(5), 463 SCAN_CONFIG_RATE_48M = BIT(6), 464 SCAN_CONFIG_RATE_54M = BIT(7), 465 /* CCK basic rates */ 466 SCAN_CONFIG_RATE_1M = BIT(8), 467 SCAN_CONFIG_RATE_2M = BIT(9), 468 SCAN_CONFIG_RATE_5M = BIT(10), 469 SCAN_CONFIG_RATE_11M = BIT(11), 470 471 /* Bits 16-27 are for supported rates */ 472 #define SCAN_CONFIG_SUPPORTED_RATE(rate) ((rate) << 16) 473 }; 474 475 enum iwl_channel_flags { 476 IWL_CHANNEL_FLAG_EBS = BIT(0), 477 IWL_CHANNEL_FLAG_ACCURATE_EBS = BIT(1), 478 IWL_CHANNEL_FLAG_EBS_ADD = BIT(2), 479 IWL_CHANNEL_FLAG_PRE_SCAN_PASSIVE2ACTIVE = BIT(3), 480 }; 481 482 /** 483 * struct iwl_scan_config 484 * @flags: enum scan_config_flags 485 * @tx_chains: valid_tx antenna - ANT_* definitions 486 * @rx_chains: valid_rx antenna - ANT_* definitions 487 * @legacy_rates: default legacy rates - enum scan_config_rates 488 * @out_of_channel_time: default max out of serving channel time 489 * @suspend_time: default max suspend time 490 * @dwell_active: default dwell time for active scan 491 * @dwell_passive: default dwell time for passive scan 492 * @dwell_fragmented: default dwell time for fragmented scan 493 * @reserved: for future use and alignment 494 * @mac_addr: default mac address to be used in probes 495 * @bcast_sta_id: the index of the station in the fw 496 * @channel_flags: default channel flags - enum iwl_channel_flags 497 * scan_config_channel_flag 498 * @channel_array: default supported channels 499 */ 500 struct iwl_scan_config { 501 __le32 flags; 502 __le32 tx_chains; 503 __le32 rx_chains; 504 __le32 legacy_rates; 505 __le32 out_of_channel_time; 506 __le32 suspend_time; 507 u8 dwell_active; 508 u8 dwell_passive; 509 u8 dwell_fragmented; 510 u8 reserved; 511 u8 mac_addr[ETH_ALEN]; 512 u8 bcast_sta_id; 513 u8 channel_flags; 514 u8 channel_array[]; 515 } __packed; /* SCAN_CONFIG_DB_CMD_API_S */ 516 517 /** 518 * iwl_umac_scan_flags 519 *@IWL_UMAC_SCAN_FLAG_PREEMPTIVE: scan process triggered by this scan request 520 * can be preempted by other scan requests with higher priority. 521 * The low priority scan will be resumed when the higher proirity scan is 522 * completed. 523 *@IWL_UMAC_SCAN_FLAG_START_NOTIF: notification will be sent to the driver 524 * when scan starts. 525 */ 526 enum iwl_umac_scan_flags { 527 IWL_UMAC_SCAN_FLAG_PREEMPTIVE = BIT(0), 528 IWL_UMAC_SCAN_FLAG_START_NOTIF = BIT(1), 529 }; 530 531 enum iwl_umac_scan_uid_offsets { 532 IWL_UMAC_SCAN_UID_TYPE_OFFSET = 0, 533 IWL_UMAC_SCAN_UID_SEQ_OFFSET = 8, 534 }; 535 536 enum iwl_umac_scan_general_flags { 537 IWL_UMAC_SCAN_GEN_FLAGS_PERIODIC = BIT(0), 538 IWL_UMAC_SCAN_GEN_FLAGS_OVER_BT = BIT(1), 539 IWL_UMAC_SCAN_GEN_FLAGS_PASS_ALL = BIT(2), 540 IWL_UMAC_SCAN_GEN_FLAGS_PASSIVE = BIT(3), 541 IWL_UMAC_SCAN_GEN_FLAGS_PRE_CONNECT = BIT(4), 542 IWL_UMAC_SCAN_GEN_FLAGS_ITER_COMPLETE = BIT(5), 543 IWL_UMAC_SCAN_GEN_FLAGS_MULTIPLE_SSID = BIT(6), 544 IWL_UMAC_SCAN_GEN_FLAGS_FRAGMENTED = BIT(7), 545 IWL_UMAC_SCAN_GEN_FLAGS_RRM_ENABLED = BIT(8), 546 IWL_UMAC_SCAN_GEN_FLAGS_MATCH = BIT(9) 547 }; 548 549 /** 550 * struct iwl_scan_channel_cfg_umac 551 * @flags: bitmap - 0-19: directed scan to i'th ssid. 552 * @channel_num: channel number 1-13 etc. 553 * @iter_count: repetition count for the channel. 554 * @iter_interval: interval between two scan iterations on one channel. 555 */ 556 struct iwl_scan_channel_cfg_umac { 557 __le32 flags; 558 u8 channel_num; 559 u8 iter_count; 560 __le16 iter_interval; 561 } __packed; /* SCAN_CHANNEL_CFG_S_VER2 */ 562 563 /** 564 * struct iwl_scan_umac_schedule 565 * @interval: interval in seconds between scan iterations 566 * @iter_count: num of scan iterations for schedule plan, 0xff for infinite loop 567 * @reserved: for alignment and future use 568 */ 569 struct iwl_scan_umac_schedule { 570 __le16 interval; 571 u8 iter_count; 572 u8 reserved; 573 } __packed; /* SCAN_SCHED_PARAM_API_S_VER_1 */ 574 575 /** 576 * struct iwl_scan_req_umac_tail - the rest of the UMAC scan request command 577 * parameters following channels configuration array. 578 * @schedule: two scheduling plans. 579 * @delay: delay in TUs before starting the first scan iteration 580 * @reserved: for future use and alignment 581 * @preq: probe request with IEs blocks 582 * @direct_scan: list of SSIDs for directed active scan 583 */ 584 struct iwl_scan_req_umac_tail { 585 /* SCAN_PERIODIC_PARAMS_API_S_VER_1 */ 586 struct iwl_scan_umac_schedule schedule[IWL_MAX_SCHED_SCAN_PLANS]; 587 __le16 delay; 588 __le16 reserved; 589 /* SCAN_PROBE_PARAMS_API_S_VER_1 */ 590 struct iwl_scan_probe_req preq; 591 struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX]; 592 } __packed; 593 594 /** 595 * struct iwl_scan_req_umac 596 * @flags: &enum iwl_umac_scan_flags 597 * @uid: scan id, &enum iwl_umac_scan_uid_offsets 598 * @ooc_priority: out of channel priority - &enum iwl_scan_priority 599 * @general_flags: &enum iwl_umac_scan_general_flags 600 * @reserved1: for future use and alignment 601 * @active_dwell: dwell time for active scan 602 * @passive_dwell: dwell time for passive scan 603 * @fragmented_dwell: dwell time for fragmented passive scan 604 * @max_out_time: max out of serving channel time 605 * @suspend_time: max suspend time 606 * @scan_priority: scan internal prioritization &enum iwl_scan_priority 607 * @channel_flags: &enum iwl_scan_channel_flags 608 * @n_channels: num of channels in scan request 609 * @reserved2: for future use and alignment 610 * @data: &struct iwl_scan_channel_cfg_umac and 611 * &struct iwl_scan_req_umac_tail 612 */ 613 struct iwl_scan_req_umac { 614 __le32 flags; 615 __le32 uid; 616 __le32 ooc_priority; 617 /* SCAN_GENERAL_PARAMS_API_S_VER_1 */ 618 __le32 general_flags; 619 u8 reserved1; 620 u8 active_dwell; 621 u8 passive_dwell; 622 u8 fragmented_dwell; 623 __le32 max_out_time; 624 __le32 suspend_time; 625 __le32 scan_priority; 626 /* SCAN_CHANNEL_PARAMS_API_S_VER_1 */ 627 u8 channel_flags; 628 u8 n_channels; 629 __le16 reserved2; 630 u8 data[]; 631 } __packed; /* SCAN_REQUEST_CMD_UMAC_API_S_VER_1 */ 632 633 /** 634 * struct iwl_umac_scan_abort 635 * @uid: scan id, &enum iwl_umac_scan_uid_offsets 636 * @flags: reserved 637 */ 638 struct iwl_umac_scan_abort { 639 __le32 uid; 640 __le32 flags; 641 } __packed; /* SCAN_ABORT_CMD_UMAC_API_S_VER_1 */ 642 643 /** 644 * struct iwl_umac_scan_complete 645 * @uid: scan id, &enum iwl_umac_scan_uid_offsets 646 * @last_schedule: last scheduling line 647 * @last_iter: last scan iteration number 648 * @scan status: &enum iwl_scan_offload_complete_status 649 * @ebs_status: &enum iwl_scan_ebs_status 650 * @time_from_last_iter: time elapsed from last iteration 651 * @reserved: for future use 652 */ 653 struct iwl_umac_scan_complete { 654 __le32 uid; 655 u8 last_schedule; 656 u8 last_iter; 657 u8 status; 658 u8 ebs_status; 659 __le32 time_from_last_iter; 660 __le32 reserved; 661 } __packed; /* SCAN_COMPLETE_NTF_UMAC_API_S_VER_1 */ 662 663 #define SCAN_OFFLOAD_MATCHING_CHANNELS_LEN 5 664 /** 665 * struct iwl_scan_offload_profile_match - match information 666 * @bssid: matched bssid 667 * @channel: channel where the match occurred 668 * @energy: 669 * @matching_feature: 670 * @matching_channels: bitmap of channels that matched, referencing 671 * the channels passed in tue scan offload request 672 */ 673 struct iwl_scan_offload_profile_match { 674 u8 bssid[ETH_ALEN]; 675 __le16 reserved; 676 u8 channel; 677 u8 energy; 678 u8 matching_feature; 679 u8 matching_channels[SCAN_OFFLOAD_MATCHING_CHANNELS_LEN]; 680 } __packed; /* SCAN_OFFLOAD_PROFILE_MATCH_RESULTS_S_VER_1 */ 681 682 /** 683 * struct iwl_scan_offload_profiles_query - match results query response 684 * @matched_profiles: bitmap of matched profiles, referencing the 685 * matches passed in the scan offload request 686 * @last_scan_age: age of the last offloaded scan 687 * @n_scans_done: number of offloaded scans done 688 * @gp2_d0u: GP2 when D0U occurred 689 * @gp2_invoked: GP2 when scan offload was invoked 690 * @resume_while_scanning: not used 691 * @self_recovery: obsolete 692 * @reserved: reserved 693 * @matches: array of match information, one for each match 694 */ 695 struct iwl_scan_offload_profiles_query { 696 __le32 matched_profiles; 697 __le32 last_scan_age; 698 __le32 n_scans_done; 699 __le32 gp2_d0u; 700 __le32 gp2_invoked; 701 u8 resume_while_scanning; 702 u8 self_recovery; 703 __le16 reserved; 704 struct iwl_scan_offload_profile_match matches[IWL_SCAN_MAX_PROFILES]; 705 } __packed; /* SCAN_OFFLOAD_PROFILES_QUERY_RSP_S_VER_2 */ 706 707 /** 708 * struct iwl_umac_scan_iter_complete_notif - notifies end of scanning iteration 709 * @uid: scan id, &enum iwl_umac_scan_uid_offsets 710 * @scanned_channels: number of channels scanned and number of valid elements in 711 * results array 712 * @status: one of SCAN_COMP_STATUS_* 713 * @bt_status: BT on/off status 714 * @last_channel: last channel that was scanned 715 * @tsf_low: TSF timer (lower half) in usecs 716 * @tsf_high: TSF timer (higher half) in usecs 717 * @results: array of scan results, only "scanned_channels" of them are valid 718 */ 719 struct iwl_umac_scan_iter_complete_notif { 720 __le32 uid; 721 u8 scanned_channels; 722 u8 status; 723 u8 bt_status; 724 u8 last_channel; 725 __le32 tsf_low; 726 __le32 tsf_high; 727 struct iwl_scan_results_notif results[]; 728 } __packed; /* SCAN_ITER_COMPLETE_NTF_UMAC_API_S_VER_1 */ 729 730 #endif 731