1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright 2002-2005, Devicescape Software, Inc. 4 * Copyright 2013-2014 Intel Mobile Communications GmbH 5 * Copyright(c) 2015-2017 Intel Deutschland GmbH 6 * Copyright(c) 2020-2026 Intel Corporation 7 */ 8 9 #ifndef STA_INFO_H 10 #define STA_INFO_H 11 12 #include <linux/list.h> 13 #include <linux/types.h> 14 #include <linux/if_ether.h> 15 #include <linux/workqueue.h> 16 #include <linux/average.h> 17 #include <linux/bitfield.h> 18 #include <linux/etherdevice.h> 19 #include <linux/rhashtable.h> 20 #include <linux/u64_stats_sync.h> 21 #include "key.h" 22 23 /** 24 * enum ieee80211_sta_info_flags - Stations flags 25 * 26 * These flags are used with &struct sta_info's @flags member, but 27 * only indirectly with set_sta_flag() and friends. 28 * 29 * @WLAN_STA_AUTH: Station is authenticated. 30 * @WLAN_STA_ASSOC: Station is associated. 31 * @WLAN_STA_PS_STA: Station is in power-save mode 32 * @WLAN_STA_AUTHORIZED: Station is authorized to send/receive traffic. 33 * This bit is always checked so needs to be enabled for all stations 34 * when virtual port control is not in use. 35 * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble 36 * frames. 37 * @WLAN_STA_WDS: Station is one of our WDS peers. 38 * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the 39 * IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next 40 * frame to this station is transmitted. 41 * @WLAN_STA_MFP: Management frame protection is used with this STA. 42 * @WLAN_STA_BLOCK_BA: Used to deny ADDBA requests (both TX and RX) 43 * during suspend/resume and station removal. 44 * @WLAN_STA_PS_DRIVER: driver requires keeping this station in 45 * power-save mode logically to flush frames that might still 46 * be in the queues 47 * @WLAN_STA_PSPOLL: Station sent PS-poll while driver was keeping 48 * station in power-save mode, reply when the driver unblocks. 49 * @WLAN_STA_TDLS_PEER: Station is a TDLS peer. 50 * @WLAN_STA_TDLS_PEER_AUTH: This TDLS peer is authorized to send direct 51 * packets. This means the link is enabled. 52 * @WLAN_STA_TDLS_INITIATOR: We are the initiator of the TDLS link with this 53 * station. 54 * @WLAN_STA_TDLS_CHAN_SWITCH: This TDLS peer supports TDLS channel-switching 55 * @WLAN_STA_TDLS_OFF_CHANNEL: The local STA is currently off-channel with this 56 * TDLS peer 57 * @WLAN_STA_TDLS_WIDER_BW: This TDLS peer supports working on a wider bw on 58 * the BSS base channel. 59 * @WLAN_STA_UAPSD: Station requested unscheduled SP while driver was 60 * keeping station in power-save mode, reply when the driver 61 * unblocks the station. 62 * @WLAN_STA_SP: Station is in a service period, so don't try to 63 * reply to other uAPSD trigger frames or PS-Poll. 64 * @WLAN_STA_4ADDR_EVENT: 4-addr event was already sent for this frame. 65 * @WLAN_STA_INSERTED: This station is inserted into the hash table. 66 * @WLAN_STA_RATE_CONTROL: rate control was initialized for this station. 67 * @WLAN_STA_TOFFSET_KNOWN: toffset calculated for this station is valid. 68 * @WLAN_STA_MPSP_OWNER: local STA is owner of a mesh Peer Service Period. 69 * @WLAN_STA_MPSP_RECIPIENT: local STA is recipient of a MPSP. 70 * @WLAN_STA_PS_DELIVER: station woke up, but we're still blocking TX 71 * until pending frames are delivered 72 * @WLAN_STA_USES_ENCRYPTION: This station was configured for encryption, 73 * so drop all packets without a key later. 74 * @WLAN_STA_DECAP_OFFLOAD: This station uses rx decap offload 75 * 76 * @NUM_WLAN_STA_FLAGS: number of defined flags 77 */ 78 enum ieee80211_sta_info_flags { 79 WLAN_STA_AUTH, 80 WLAN_STA_ASSOC, 81 WLAN_STA_PS_STA, 82 WLAN_STA_AUTHORIZED, 83 WLAN_STA_SHORT_PREAMBLE, 84 WLAN_STA_WDS, 85 WLAN_STA_CLEAR_PS_FILT, 86 WLAN_STA_MFP, 87 WLAN_STA_BLOCK_BA, 88 WLAN_STA_PS_DRIVER, 89 WLAN_STA_PSPOLL, 90 WLAN_STA_TDLS_PEER, 91 WLAN_STA_TDLS_PEER_AUTH, 92 WLAN_STA_TDLS_INITIATOR, 93 WLAN_STA_TDLS_CHAN_SWITCH, 94 WLAN_STA_TDLS_OFF_CHANNEL, 95 WLAN_STA_TDLS_WIDER_BW, 96 WLAN_STA_UAPSD, 97 WLAN_STA_SP, 98 WLAN_STA_4ADDR_EVENT, 99 WLAN_STA_INSERTED, 100 WLAN_STA_RATE_CONTROL, 101 WLAN_STA_TOFFSET_KNOWN, 102 WLAN_STA_MPSP_OWNER, 103 WLAN_STA_MPSP_RECIPIENT, 104 WLAN_STA_PS_DELIVER, 105 WLAN_STA_USES_ENCRYPTION, 106 WLAN_STA_DECAP_OFFLOAD, 107 108 NUM_WLAN_STA_FLAGS, 109 }; 110 111 #define ADDBA_RESP_INTERVAL HZ 112 #define HT_AGG_MAX_RETRIES 15 113 #define HT_AGG_BURST_RETRIES 3 114 #define HT_AGG_RETRIES_PERIOD (15 * HZ) 115 116 #define HT_AGG_STATE_DRV_READY 0 117 #define HT_AGG_STATE_RESPONSE_RECEIVED 1 118 #define HT_AGG_STATE_OPERATIONAL 2 119 #define HT_AGG_STATE_STOPPING 3 120 #define HT_AGG_STATE_WANT_START 4 121 #define HT_AGG_STATE_WANT_STOP 5 122 #define HT_AGG_STATE_START_CB 6 123 #define HT_AGG_STATE_STOP_CB 7 124 #define HT_AGG_STATE_SENT_ADDBA 8 125 126 DECLARE_EWMA(avg_signal, 10, 8) 127 enum ieee80211_agg_stop_reason { 128 AGG_STOP_DECLINED, 129 AGG_STOP_LOCAL_REQUEST, 130 AGG_STOP_PEER_REQUEST, 131 AGG_STOP_DESTROY_STA, 132 }; 133 134 /* Debugfs flags to enable/disable use of RX/TX airtime in scheduler */ 135 #define AIRTIME_USE_TX BIT(0) 136 #define AIRTIME_USE_RX BIT(1) 137 138 struct airtime_info { 139 u64 rx_airtime; 140 u64 tx_airtime; 141 unsigned long last_active; 142 s32 deficit; 143 atomic_t aql_tx_pending; /* Estimated airtime for frames pending */ 144 u32 aql_limit_low; 145 u32 aql_limit_high; 146 }; 147 148 void ieee80211_sta_update_pending_airtime(struct ieee80211_local *local, 149 struct sta_info *sta, u8 ac, 150 u16 tx_airtime, bool tx_completed); 151 152 struct sta_info; 153 154 /** 155 * struct tid_ampdu_tx - TID aggregation information (Tx). 156 * 157 * @rcu_head: rcu head for freeing structure 158 * @session_timer: check if we keep Tx-ing on the TID (by timeout value) 159 * @addba_resp_timer: timer for peer's response to addba request 160 * @pending: pending frames queue -- use sta's spinlock to protect 161 * @sta: station we are attached to 162 * @dialog_token: dialog token for aggregation session 163 * @timeout: session timeout value to be filled in ADDBA requests 164 * @tid: TID number 165 * @state: session state (see above) 166 * @last_tx: jiffies of last tx activity 167 * @stop_initiator: initiator of a session stop 168 * @tx_stop: TX DelBA frame when stopping 169 * @buf_size: reorder buffer size at receiver 170 * @failed_bar_ssn: ssn of the last failed BAR tx attempt 171 * @bar_pending: BAR needs to be re-sent 172 * @amsdu: support A-MSDU within A-MDPU 173 * @ssn: starting sequence number of the session 174 * @ndp: this session is using NDP Block ACKs 175 * 176 * This structure's lifetime is managed by RCU, assignments to 177 * the array holding it must hold the aggregation mutex. 178 * 179 * The TX path can access it under RCU lock-free if, and 180 * only if, the state has the flag %HT_AGG_STATE_OPERATIONAL 181 * set. Otherwise, the TX path must also acquire the spinlock 182 * and re-check the state, see comments in the tx code 183 * touching it. 184 */ 185 struct tid_ampdu_tx { 186 struct rcu_head rcu_head; 187 struct timer_list session_timer; 188 struct timer_list addba_resp_timer; 189 struct sk_buff_head pending; 190 struct sta_info *sta; 191 unsigned long state; 192 unsigned long last_tx; 193 u16 timeout; 194 u8 dialog_token; 195 u8 stop_initiator; 196 bool tx_stop; 197 u16 buf_size; 198 u16 ssn; 199 200 u16 failed_bar_ssn; 201 bool bar_pending; 202 bool amsdu; 203 bool ndp; 204 u8 tid; 205 }; 206 207 /** 208 * struct tid_ampdu_rx - TID aggregation information (Rx). 209 * 210 * @reorder_buf: buffer to reorder incoming aggregated MPDUs. An MPDU may be an 211 * A-MSDU with individually reported subframes. 212 * @reorder_buf_filtered: bitmap indicating where there are filtered frames in 213 * the reorder buffer that should be ignored when releasing frames 214 * @reorder_time: jiffies when skb was added 215 * @session_timer: check if peer keeps Tx-ing on the TID (by timeout value) 216 * @reorder_timer: releases expired frames from the reorder buffer. 217 * @sta: station we are attached to 218 * @last_rx: jiffies of last rx activity 219 * @head_seq_num: head sequence number in reordering buffer. 220 * @stored_mpdu_num: number of MPDUs in reordering buffer 221 * @ssn: Starting Sequence Number expected to be aggregated. 222 * @buf_size: buffer size for incoming A-MPDUs 223 * @timeout: reset timer value (in TUs). 224 * @tid: TID number 225 * @rcu_head: RCU head used for freeing this struct 226 * @reorder_lock: serializes access to reorder buffer, see below. 227 * @auto_seq: used for offloaded BA sessions to automatically pick head_seq_and 228 * and ssn. 229 * @removed: this session is removed (but might have been found due to RCU) 230 * @started: this session has started (head ssn or higher was received) 231 * 232 * This structure's lifetime is managed by RCU, assignments to 233 * the array holding it must hold the aggregation mutex. 234 * 235 * The @reorder_lock is used to protect the members of this 236 * struct, except for @timeout, @buf_size and @dialog_token, 237 * which are constant across the lifetime of the struct (the 238 * dialog token being used only for debugging). 239 */ 240 struct tid_ampdu_rx { 241 struct rcu_head rcu_head; 242 spinlock_t reorder_lock; 243 u64 reorder_buf_filtered; 244 struct sk_buff_head *reorder_buf; 245 unsigned long *reorder_time; 246 struct sta_info *sta; 247 struct timer_list session_timer; 248 struct timer_list reorder_timer; 249 unsigned long last_rx; 250 u16 head_seq_num; 251 u16 stored_mpdu_num; 252 u16 ssn; 253 u16 buf_size; 254 u16 timeout; 255 u8 tid; 256 u8 auto_seq:1, 257 removed:1, 258 started:1; 259 }; 260 261 /** 262 * struct sta_ampdu_mlme - STA aggregation information. 263 * 264 * @tid_rx: aggregation info for Rx per TID -- RCU protected 265 * @tid_rx_token: dialog tokens for valid aggregation sessions 266 * @tid_rx_timer_expired: bitmap indicating on which TIDs the 267 * RX timer expired until the work for it runs 268 * @tid_rx_stop_requested: bitmap indicating which BA sessions per TID the 269 * driver requested to close until the work for it runs 270 * @tid_rx_manage_offl: bitmap indicating which BA sessions were requested 271 * to be treated as started/stopped due to offloading 272 * @agg_session_valid: bitmap indicating which TID has a rx BA session open on 273 * @unexpected_agg: bitmap indicating which TID already sent a delBA due to 274 * unexpected aggregation related frames outside a session 275 * @work: work struct for starting/stopping aggregation 276 * @tid_tx: aggregation info for Tx per TID 277 * @tid_start_tx: sessions where start was requested, not just protected 278 * by wiphy mutex but also sta->lock 279 * @last_addba_req_time: timestamp of the last addBA request. 280 * @addba_req_num: number of times addBA request has been sent. 281 * @dialog_token_allocator: dialog token enumerator for each new session; 282 */ 283 struct sta_ampdu_mlme { 284 /* rx */ 285 struct tid_ampdu_rx __rcu *tid_rx[IEEE80211_NUM_TIDS]; 286 u8 tid_rx_token[IEEE80211_NUM_TIDS]; 287 unsigned long tid_rx_timer_expired[BITS_TO_LONGS(IEEE80211_NUM_TIDS)]; 288 unsigned long tid_rx_stop_requested[BITS_TO_LONGS(IEEE80211_NUM_TIDS)]; 289 unsigned long tid_rx_manage_offl[BITS_TO_LONGS(2 * IEEE80211_NUM_TIDS)]; 290 unsigned long agg_session_valid[BITS_TO_LONGS(IEEE80211_NUM_TIDS)]; 291 unsigned long unexpected_agg[BITS_TO_LONGS(IEEE80211_NUM_TIDS)]; 292 /* tx */ 293 struct wiphy_work work; 294 struct tid_ampdu_tx __rcu *tid_tx[IEEE80211_NUM_TIDS]; 295 struct tid_ampdu_tx *tid_start_tx[IEEE80211_NUM_TIDS]; 296 unsigned long last_addba_req_time[IEEE80211_NUM_TIDS]; 297 u8 addba_req_num[IEEE80211_NUM_TIDS]; 298 u8 dialog_token_allocator; 299 }; 300 301 302 /* Value to indicate no TID reservation */ 303 #define IEEE80211_TID_UNRESERVED 0xff 304 305 #define IEEE80211_FAST_XMIT_MAX_IV 18 306 307 /** 308 * struct ieee80211_fast_tx - TX fastpath information 309 * @key: key to use for hw crypto 310 * @hdr: the 802.11 header to put with the frame 311 * @hdr_len: actual 802.11 header length 312 * @sa_offs: offset of the SA 313 * @da_offs: offset of the DA 314 * @pn_offs: offset where to put PN for crypto (or 0 if not needed) 315 * @band: band this will be transmitted on, for tx_info 316 * @rcu_head: RCU head to free this struct 317 * 318 * This struct is small enough so that the common case (maximum crypto 319 * header length of 8 like for CCMP/GCMP) fits into a single 64-byte 320 * cache line. 321 */ 322 struct ieee80211_fast_tx { 323 struct ieee80211_key *key; 324 u8 hdr_len; 325 u8 sa_offs, da_offs, pn_offs; 326 u8 band; 327 u8 hdr[30 + 2 + IEEE80211_FAST_XMIT_MAX_IV + 328 sizeof(rfc1042_header)] __aligned(2); 329 330 struct rcu_head rcu_head; 331 }; 332 333 /** 334 * struct ieee80211_fast_rx - RX fastpath information 335 * @dev: netdevice for reporting the SKB 336 * @vif_type: (P2P-less) interface type of the original sdata (sdata->vif.type) 337 * @vif_addr: interface address 338 * @rfc1042_hdr: copy of the RFC 1042 SNAP header (to have in cache) 339 * @control_port_protocol: control port protocol copied from sdata 340 * @expected_ds_bits: from/to DS bits expected 341 * @icv_len: length of the MIC if present 342 * @key: bool indicating encryption is expected (key is set) 343 * @internal_forward: forward froms internally on AP/VLAN type interfaces 344 * @uses_rss: copy of USES_RSS hw flag 345 * @da_offs: offset of the DA in the header (for header conversion) 346 * @sa_offs: offset of the SA in the header (for header conversion) 347 * @rcu_head: RCU head for freeing this structure 348 */ 349 struct ieee80211_fast_rx { 350 struct net_device *dev; 351 enum nl80211_iftype vif_type; 352 u8 vif_addr[ETH_ALEN] __aligned(2); 353 u8 rfc1042_hdr[6] __aligned(2); 354 __be16 control_port_protocol; 355 __le16 expected_ds_bits; 356 u8 icv_len; 357 u8 key:1, 358 internal_forward:1, 359 uses_rss:1; 360 u8 da_offs, sa_offs; 361 362 struct rcu_head rcu_head; 363 }; 364 365 /* we use only values in the range 0-100, so pick a large precision */ 366 DECLARE_EWMA(mesh_fail_avg, 20, 8) 367 DECLARE_EWMA(mesh_tx_rate_avg, 8, 16) 368 369 /** 370 * struct mesh_sta - mesh STA information 371 * @plink_lock: serialize access to plink fields 372 * @llid: Local link ID 373 * @plid: Peer link ID 374 * @aid: local aid supplied by peer 375 * @reason: Cancel reason on PLINK_HOLDING state 376 * @plink_retries: Retries in establishment 377 * @plink_state: peer link state 378 * @plink_timeout: timeout of peer link 379 * @plink_timer: peer link watch timer 380 * @plink_sta: peer link watch timer's sta_info 381 * @t_offset: timing offset relative to this host 382 * @t_offset_setpoint: reference timing offset of this sta to be used when 383 * calculating clockdrift 384 * @local_pm: local link-specific power save mode 385 * @peer_pm: peer-specific power save mode towards local STA 386 * @nonpeer_pm: STA power save mode towards non-peer neighbors 387 * @processed_beacon: set to true after peer rates and capabilities are 388 * processed 389 * @connected_to_gate: true if mesh STA has a path to a mesh gate 390 * @connected_to_as: true if mesh STA has a path to a authentication server 391 * @fail_avg: moving percentage of failed MSDUs 392 * @tx_rate_avg: moving average of tx bitrate 393 */ 394 struct mesh_sta { 395 struct timer_list plink_timer; 396 struct sta_info *plink_sta; 397 398 s64 t_offset; 399 s64 t_offset_setpoint; 400 401 spinlock_t plink_lock; 402 u16 llid; 403 u16 plid; 404 u16 aid; 405 u16 reason; 406 u8 plink_retries; 407 408 bool processed_beacon; 409 bool connected_to_gate; 410 bool connected_to_as; 411 412 enum nl80211_plink_state plink_state; 413 u32 plink_timeout; 414 415 /* mesh power save */ 416 enum nl80211_mesh_power_mode local_pm; 417 enum nl80211_mesh_power_mode peer_pm; 418 enum nl80211_mesh_power_mode nonpeer_pm; 419 420 /* moving percentage of failed MSDUs */ 421 struct ewma_mesh_fail_avg fail_avg; 422 /* moving average of tx bitrate */ 423 struct ewma_mesh_tx_rate_avg tx_rate_avg; 424 }; 425 426 DECLARE_EWMA(signal, 10, 8) 427 428 struct ieee80211_sta_rx_stats { 429 unsigned long packets; 430 unsigned long last_rx; 431 unsigned long num_duplicates; 432 unsigned long fragments; 433 unsigned long dropped; 434 int last_signal; 435 u8 chains; 436 s8 chain_signal_last[IEEE80211_MAX_CHAINS]; 437 u32 last_rate; 438 struct u64_stats_sync syncp; 439 u64_stats_t bytes; 440 u64_stats_t msdu[IEEE80211_NUM_TIDS + 1]; 441 }; 442 443 /* 444 * IEEE 802.11-2016 (10.6 "Defragmentation") recommends support for "concurrent 445 * reception of at least one MSDU per access category per associated STA" 446 * on APs, or "at least one MSDU per access category" on other interface types. 447 * 448 * This limit can be increased by changing this define, at the cost of slower 449 * frame reassembly and increased memory use while fragments are pending. 450 */ 451 #define IEEE80211_FRAGMENT_MAX 4 452 453 struct ieee80211_fragment_entry { 454 struct sk_buff_head skb_list; 455 unsigned long first_frag_time; 456 u16 seq; 457 u16 extra_len; 458 u16 last_frag; 459 u8 rx_queue; 460 u8 check_sequential_pn:1, /* needed for CCMP/GCMP */ 461 is_protected:1; 462 u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ 463 unsigned int key_color; 464 }; 465 466 struct ieee80211_fragment_cache { 467 struct ieee80211_fragment_entry entries[IEEE80211_FRAGMENT_MAX]; 468 unsigned int next; 469 }; 470 471 /** 472 * struct link_sta_info - Link STA information 473 * All link specific sta info are stored here for reference. This can be 474 * a single entry for non-MLD STA or multiple entries for MLD STA 475 * @addr: Link MAC address - Can be same as MLD STA mac address and is always 476 * same for non-MLD STA. This is used as key for searching link STA 477 * @link_id: Link ID uniquely identifying the link STA. This is 0 for non-MLD 478 * and set to the corresponding vif LinkId for MLD STA 479 * @op_mode_nss: NSS limit as set by operating mode notification, or 0 480 * @capa_nss: NSS limit as determined by local and peer capabilities 481 * @link_hash_node: hash node for rhashtable 482 * @sta: Points to the STA info 483 * @gtk: group keys negotiated with this station, if any 484 * @tx_stats: TX statistics 485 * @tx_stats.packets: # of packets transmitted 486 * @tx_stats.bytes: # of bytes in all packets transmitted 487 * @tx_stats.last_rate: last TX rate 488 * @tx_stats.msdu: # of transmitted MSDUs per TID 489 * @rx_stats: RX statistics 490 * @rx_stats_avg: averaged RX statistics 491 * @rx_stats_avg.signal: averaged signal 492 * @rx_stats_avg.chain_signal: averaged per-chain signal 493 * @pcpu_rx_stats: per-CPU RX statistics, assigned only if the driver needs 494 * this (by advertising the USES_RSS hw flag) 495 * @status_stats: TX status statistics 496 * @status_stats.filtered: # of filtered frames 497 * @status_stats.retry_failed: # of frames that failed after retry 498 * @status_stats.retry_count: # of retries attempted 499 * @status_stats.lost_packets: # of lost packets 500 * @status_stats.last_pkt_time: timestamp of last ACKed packet 501 * @status_stats.msdu_retries: # of MSDU retries 502 * @status_stats.msdu_failed: # of failed MSDUs 503 * @status_stats.last_ack: last ack timestamp (jiffies) 504 * @status_stats.last_ack_signal: last ACK signal 505 * @status_stats.ack_signal_filled: last ACK signal validity 506 * @status_stats.avg_ack_signal: average ACK signal 507 * @cur_max_bandwidth: maximum bandwidth to use for TX to the station, 508 * taken from HT/VHT capabilities or VHT operating mode notification. 509 * Invalid for NAN since that is operating on multiple bands. 510 * @rx_omi_bw_rx: RX OMI bandwidth restriction to apply for RX 511 * @rx_omi_bw_tx: RX OMI bandwidth restriction to apply for TX 512 * @rx_omi_bw_staging: RX OMI bandwidth restriction to apply later 513 * during finalize 514 * @debugfs_dir: debug filesystem directory dentry 515 * @pub: public (driver visible) link STA data 516 */ 517 struct link_sta_info { 518 u8 addr[ETH_ALEN]; 519 u8 link_id; 520 521 u8 op_mode_nss, capa_nss; 522 523 struct rhlist_head link_hash_node; 524 525 struct sta_info *sta; 526 struct ieee80211_key __rcu *gtk[NUM_DEFAULT_KEYS + 527 NUM_DEFAULT_MGMT_KEYS + 528 NUM_DEFAULT_BEACON_KEYS]; 529 struct ieee80211_sta_rx_stats __percpu *pcpu_rx_stats; 530 531 /* Updated from RX path only, no locking requirements */ 532 struct ieee80211_sta_rx_stats rx_stats; 533 struct { 534 struct ewma_signal signal; 535 struct ewma_signal chain_signal[IEEE80211_MAX_CHAINS]; 536 } rx_stats_avg; 537 538 /* Updated from TX status path only, no locking requirements */ 539 struct { 540 unsigned long filtered; 541 unsigned long retry_failed, retry_count; 542 unsigned int lost_packets; 543 unsigned long last_pkt_time; 544 u64 msdu_retries[IEEE80211_NUM_TIDS + 1]; 545 u64 msdu_failed[IEEE80211_NUM_TIDS + 1]; 546 unsigned long last_ack; 547 s8 last_ack_signal; 548 bool ack_signal_filled; 549 struct ewma_avg_signal avg_ack_signal; 550 } status_stats; 551 552 /* Updated from TX path only, no locking requirements */ 553 struct { 554 u64 packets[IEEE80211_NUM_ACS]; 555 u64 bytes[IEEE80211_NUM_ACS]; 556 struct ieee80211_tx_rate last_rate; 557 struct rate_info last_rate_info; 558 u64 msdu[IEEE80211_NUM_TIDS + 1]; 559 } tx_stats; 560 561 enum ieee80211_sta_rx_bandwidth cur_max_bandwidth; 562 enum ieee80211_sta_rx_bandwidth rx_omi_bw_rx, 563 rx_omi_bw_tx, 564 rx_omi_bw_staging; 565 566 #ifdef CONFIG_MAC80211_DEBUGFS 567 struct dentry *debugfs_dir; 568 #endif 569 570 struct ieee80211_link_sta *pub; 571 }; 572 573 /** 574 * struct ieee80211_sta_removed_link_stats - Removed link sta data 575 * 576 * keep required accumulated removed link data for stats 577 * 578 * @rx_packets: accumulated packets (MSDUs & MMPDUs) received from 579 * this station for removed links 580 * @tx_packets: accumulated packets (MSDUs & MMPDUs) transmitted to 581 * this station for removed links 582 * @rx_bytes: accumulated bytes (size of MPDUs) received from this 583 * station for removed links 584 * @tx_bytes: accumulated bytes (size of MPDUs) transmitted to this 585 * station for removed links 586 * @tx_retries: cumulative retry counts (MPDUs) for removed links 587 * @tx_failed: accumulated number of failed transmissions (MPDUs) 588 * (retries exceeded, no ACK) for removed links 589 * @rx_dropped_misc: accumulated dropped packets for un-specified reason 590 * from this station for removed links 591 * @beacon_loss_count: Number of times beacon loss event has triggered 592 * from this station for removed links. 593 * @expected_throughput: expected throughput in kbps (including 802.11 594 * headers) towards this station for removed links 595 * @pertid_stats: accumulated per-TID statistics for removed link of 596 * station 597 * @pertid_stats.rx_msdu : accumulated number of received MSDUs towards 598 * this station for removed links. 599 * @pertid_stats.tx_msdu: accumulated number of (attempted) transmitted 600 * MSDUs towards this station for removed links 601 * @pertid_stats.tx_msdu_retries: accumulated number of retries (not 602 * counting the first) for transmitted MSDUs towards this station 603 * for removed links 604 * @pertid_stats.tx_msdu_failed: accumulated number of failed transmitted 605 * MSDUs towards this station for removed links 606 */ 607 struct ieee80211_sta_removed_link_stats { 608 u32 rx_packets; 609 u32 tx_packets; 610 u64 rx_bytes; 611 u64 tx_bytes; 612 u32 tx_retries; 613 u32 tx_failed; 614 u32 rx_dropped_misc; 615 u32 beacon_loss_count; 616 u32 expected_throughput; 617 struct { 618 u64 rx_msdu; 619 u64 tx_msdu; 620 u64 tx_msdu_retries; 621 u64 tx_msdu_failed; 622 } pertid_stats; 623 }; 624 625 /** 626 * struct sta_info - STA information 627 * 628 * This structure collects information about a station that 629 * mac80211 is communicating with. 630 * 631 * @list: global linked list entry 632 * @free_list: list entry for keeping track of stations to free 633 * @hash_node: hash node for rhashtable 634 * @addr: station's MAC address - duplicated from public part to 635 * let the hash table work with just a single cacheline 636 * @local: pointer to the global information 637 * @sdata: virtual interface this station belongs to 638 * @ptk: peer keys negotiated with this station, if any 639 * @ptk_idx: last installed peer key index 640 * @rate_ctrl: rate control algorithm reference 641 * @rate_ctrl_lock: spinlock used to protect rate control data 642 * (data inside the algorithm, so serializes calls there) 643 * @rate_ctrl_priv: rate control private per-STA pointer 644 * @lock: used for locking all fields that require locking, see comments 645 * in the header file. 646 * @drv_deliver_wk: used for delivering frames after driver PS unblocking 647 * @listen_interval: listen interval of this station, when we're acting as AP 648 * @_flags: STA flags, see &enum ieee80211_sta_info_flags, do not use directly 649 * @ps_lock: used for powersave (when mac80211 is the AP) related locking 650 * @ps_tx_buf: buffers (per AC) of frames to transmit to this station 651 * when it leaves power saving state or polls 652 * @tx_filtered: buffers (per AC) of frames we already tried to 653 * transmit but were filtered by hardware due to STA having 654 * entered power saving state, these are also delivered to 655 * the station when it leaves powersave or polls for frames 656 * @driver_buffered_tids: bitmap of TIDs the driver has data buffered on 657 * @txq_buffered_tids: bitmap of TIDs that mac80211 has txq data buffered on 658 * @assoc_at: clock boottime (in ns) of last association 659 * @last_connected: time (in seconds) when a station got connected 660 * @last_seq_ctrl: last received seq/frag number from this STA (per TID 661 * plus one for non-QoS frames) 662 * @tid_seq: per-TID sequence numbers for sending to this STA 663 * @airtime: per-AC struct airtime_info describing airtime statistics for this 664 * station 665 * @airtime_weight: station weight for airtime fairness calculation purposes 666 * @ampdu_mlme: A-MPDU state machine state 667 * @mesh: mesh STA information 668 * @debugfs_dir: debug filesystem directory dentry 669 * @dead: set to true when sta is unlinked 670 * @removed: set to true when sta is being removed from sta_list 671 * @uploaded: set to true when sta is uploaded to the driver 672 * @sta: station information we share with the driver 673 * @sta_state: duplicates information about station state (for debug) 674 * @rcu_head: RCU head used for freeing this station struct 675 * @reserved_tid: reserved TID (if any, otherwise IEEE80211_TID_UNRESERVED) 676 * @amsdu_mesh_control: track the mesh A-MSDU format used by the peer: 677 * 678 * * -1: not yet known 679 * * 0: non-mesh A-MSDU length field 680 * * 1: big-endian mesh A-MSDU length field 681 * * 2: little-endian mesh A-MSDU length field 682 * 683 * @fast_tx: TX fastpath information 684 * @fast_rx: RX fastpath information 685 * @tdls_chandef: a TDLS peer can have a wider chandef that is compatible to 686 * the BSS one. 687 * @frags: fragment cache 688 * @cur: storage for aggregation data 689 * &struct ieee80211_sta points either here or to deflink.agg. 690 * @deflink: This is the default link STA information, for non MLO STA all link 691 * specific STA information is accessed through @deflink or through 692 * link[0] which points to address of @deflink. For MLO Link STA 693 * the first added link STA will point to deflink. 694 * @link: reference to Link Sta entries. For Non MLO STA, except 1st link, 695 * i.e link[0] all links would be assigned to NULL by default and 696 * would access link information via @deflink or link[0]. For MLO 697 * STA, first link STA being added will point its link pointer to 698 * @deflink address and remaining would be allocated and the address 699 * would be assigned to link[link_id] where link_id is the id assigned 700 * by the AP. 701 * @rem_link_stats: accumulated removed link stats 702 */ 703 struct sta_info { 704 /* General information, mostly static */ 705 struct list_head list, free_list; 706 struct rcu_head rcu_head; 707 struct rhlist_head hash_node; 708 u8 addr[ETH_ALEN]; 709 struct ieee80211_local *local; 710 struct ieee80211_sub_if_data *sdata; 711 struct ieee80211_key __rcu *ptk[NUM_DEFAULT_KEYS]; 712 u8 ptk_idx; 713 struct rate_control_ref *rate_ctrl; 714 void *rate_ctrl_priv; 715 spinlock_t rate_ctrl_lock; 716 spinlock_t lock; 717 718 struct ieee80211_fast_tx __rcu *fast_tx; 719 struct ieee80211_fast_rx __rcu *fast_rx; 720 721 #ifdef CONFIG_MAC80211_MESH 722 struct mesh_sta *mesh; 723 #endif 724 725 struct work_struct drv_deliver_wk; 726 727 u16 listen_interval; 728 729 bool dead; 730 bool removed; 731 732 bool uploaded; 733 734 enum ieee80211_sta_state sta_state; 735 736 /* use the accessors defined below */ 737 unsigned long _flags; 738 739 /* STA powersave lock and frame queues */ 740 spinlock_t ps_lock; 741 struct sk_buff_head ps_tx_buf[IEEE80211_NUM_ACS]; 742 struct sk_buff_head tx_filtered[IEEE80211_NUM_ACS]; 743 unsigned long driver_buffered_tids; 744 unsigned long txq_buffered_tids; 745 746 u64 assoc_at; 747 long last_connected; 748 749 /* Plus 1 for non-QoS frames */ 750 __le16 last_seq_ctrl[IEEE80211_NUM_TIDS + 1]; 751 752 u16 tid_seq[IEEE80211_QOS_CTL_TID_MASK + 1]; 753 754 struct airtime_info airtime[IEEE80211_NUM_ACS]; 755 u16 airtime_weight; 756 757 /* 758 * Aggregation information, locked with lock. 759 */ 760 struct sta_ampdu_mlme ampdu_mlme; 761 762 #ifdef CONFIG_MAC80211_DEBUGFS 763 struct dentry *debugfs_dir; 764 #endif 765 766 u8 reserved_tid; 767 s8 amsdu_mesh_control; 768 769 struct cfg80211_chan_def tdls_chandef; 770 771 struct ieee80211_fragment_cache frags; 772 773 struct ieee80211_sta_aggregates cur; 774 struct link_sta_info deflink; 775 struct link_sta_info __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS]; 776 struct ieee80211_sta_removed_link_stats rem_link_stats; 777 778 /* keep last! */ 779 struct ieee80211_sta sta; 780 }; 781 782 static inline int ieee80211_tdls_sta_link_id(struct sta_info *sta) 783 { 784 /* TDLS STA can only have a single link */ 785 return sta->sta.valid_links ? __ffs(sta->sta.valid_links) : 0; 786 } 787 788 static inline enum nl80211_plink_state sta_plink_state(struct sta_info *sta) 789 { 790 #ifdef CONFIG_MAC80211_MESH 791 return sta->mesh->plink_state; 792 #endif 793 return NL80211_PLINK_LISTEN; 794 } 795 796 static inline void set_sta_flag(struct sta_info *sta, 797 enum ieee80211_sta_info_flags flag) 798 { 799 WARN_ON(flag == WLAN_STA_AUTH || 800 flag == WLAN_STA_ASSOC || 801 flag == WLAN_STA_AUTHORIZED); 802 set_bit(flag, &sta->_flags); 803 } 804 805 static inline void clear_sta_flag(struct sta_info *sta, 806 enum ieee80211_sta_info_flags flag) 807 { 808 WARN_ON(flag == WLAN_STA_AUTH || 809 flag == WLAN_STA_ASSOC || 810 flag == WLAN_STA_AUTHORIZED); 811 clear_bit(flag, &sta->_flags); 812 } 813 814 static inline int test_sta_flag(struct sta_info *sta, 815 enum ieee80211_sta_info_flags flag) 816 { 817 return test_bit(flag, &sta->_flags); 818 } 819 820 static inline int test_and_clear_sta_flag(struct sta_info *sta, 821 enum ieee80211_sta_info_flags flag) 822 { 823 WARN_ON(flag == WLAN_STA_AUTH || 824 flag == WLAN_STA_ASSOC || 825 flag == WLAN_STA_AUTHORIZED); 826 return test_and_clear_bit(flag, &sta->_flags); 827 } 828 829 static inline int test_and_set_sta_flag(struct sta_info *sta, 830 enum ieee80211_sta_info_flags flag) 831 { 832 WARN_ON(flag == WLAN_STA_AUTH || 833 flag == WLAN_STA_ASSOC || 834 flag == WLAN_STA_AUTHORIZED); 835 return test_and_set_bit(flag, &sta->_flags); 836 } 837 838 int sta_info_move_state(struct sta_info *sta, 839 enum ieee80211_sta_state new_state); 840 841 static inline void sta_info_pre_move_state(struct sta_info *sta, 842 enum ieee80211_sta_state new_state) 843 { 844 int ret; 845 846 WARN_ON_ONCE(test_sta_flag(sta, WLAN_STA_INSERTED)); 847 848 ret = sta_info_move_state(sta, new_state); 849 WARN_ON_ONCE(ret); 850 } 851 852 853 void ieee80211_assign_tid_tx(struct sta_info *sta, int tid, 854 struct tid_ampdu_tx *tid_tx); 855 856 #define rcu_dereference_protected_tid_tx(sta, tid) \ 857 rcu_dereference_protected((sta)->ampdu_mlme.tid_tx[tid], \ 858 lockdep_is_held(&(sta)->lock) || \ 859 lockdep_is_held(&(sta)->local->hw.wiphy->mtx)); 860 861 /* Maximum number of frames to buffer per power saving station per AC */ 862 #define STA_MAX_TX_BUFFER 64 863 864 /* Minimum buffered frame expiry time. If STA uses listen interval that is 865 * smaller than this value, the minimum value here is used instead. */ 866 #define STA_TX_BUFFER_EXPIRE (10 * HZ) 867 868 /* How often station data is cleaned up (e.g., expiration of buffered frames) 869 */ 870 #define STA_INFO_CLEANUP_INTERVAL (10 * HZ) 871 872 struct rhlist_head *sta_info_hash_lookup(struct ieee80211_local *local, 873 const u8 *addr); 874 875 /* 876 * Get a STA info, must be under RCU read lock. 877 */ 878 struct sta_info *sta_info_get(struct ieee80211_sub_if_data *sdata, 879 const u8 *addr); 880 881 struct sta_info *sta_info_get_bss(struct ieee80211_sub_if_data *sdata, 882 const u8 *addr); 883 884 /* user must hold wiphy mutex or be in RCU critical section */ 885 struct sta_info *sta_info_get_by_addrs(struct ieee80211_local *local, 886 const u8 *sta_addr, const u8 *vif_addr); 887 888 #define for_each_sta_info(local, _addr, _sta, _tmp) \ 889 rhl_for_each_entry_rcu(_sta, _tmp, \ 890 sta_info_hash_lookup(local, _addr), hash_node) 891 892 struct rhlist_head *link_sta_info_hash_lookup(struct ieee80211_local *local, 893 const u8 *addr); 894 895 #define for_each_link_sta_info(local, _addr, _sta, _tmp) \ 896 rhl_for_each_entry_rcu(_sta, _tmp, \ 897 link_sta_info_hash_lookup(local, _addr), \ 898 link_hash_node) 899 900 struct link_sta_info * 901 link_sta_info_get_bss(struct ieee80211_sub_if_data *sdata, const u8 *addr); 902 903 /* 904 * Get STA info by index, BROKEN! 905 */ 906 struct sta_info *sta_info_get_by_idx(struct ieee80211_sub_if_data *sdata, 907 int idx); 908 /* 909 * Create a new STA info, caller owns returned structure 910 * until sta_info_insert(). 911 */ 912 struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, 913 const u8 *addr, gfp_t gfp); 914 struct sta_info *sta_info_alloc_with_link(struct ieee80211_sub_if_data *sdata, 915 const u8 *mld_addr, 916 unsigned int link_id, 917 const u8 *link_addr, 918 gfp_t gfp); 919 920 void sta_info_free(struct ieee80211_local *local, struct sta_info *sta); 921 922 /* 923 * Insert STA info into hash table/list, returns zero or a 924 * -EEXIST if (if the same MAC address is already present). 925 * 926 * Calling the non-rcu version makes the caller relinquish, 927 * the _rcu version calls read_lock_rcu() and must be called 928 * without it held. 929 */ 930 int sta_info_insert(struct sta_info *sta); 931 int sta_info_insert_rcu(struct sta_info *sta) __acquires(RCU); 932 933 int __must_check __sta_info_destroy(struct sta_info *sta); 934 int sta_info_destroy_addr(struct ieee80211_sub_if_data *sdata, 935 const u8 *addr); 936 int sta_info_destroy_addr_bss(struct ieee80211_sub_if_data *sdata, 937 const u8 *addr); 938 939 void sta_info_recalc_tim(struct sta_info *sta); 940 941 int sta_info_init(struct ieee80211_local *local); 942 void sta_info_stop(struct ieee80211_local *local); 943 944 /** 945 * __sta_info_flush - flush matching STA entries from the STA table 946 * 947 * Return: the number of removed STA entries. 948 * 949 * @sdata: sdata to remove all stations from 950 * @vlans: if the given interface is an AP interface, also flush VLANs 951 * @link_id: if given (>=0), all those STA entries using @link_id only 952 * will be removed. If -1 is passed, all STA entries will be 953 * removed. 954 * @do_not_flush_sta: a station that shouldn't be flushed. 955 */ 956 int __sta_info_flush(struct ieee80211_sub_if_data *sdata, bool vlans, 957 int link_id, struct sta_info *do_not_flush_sta); 958 959 /** 960 * sta_info_flush - flush matching STA entries from the STA table 961 * 962 * Return: the number of removed STA entries. 963 * 964 * @sdata: sdata to remove all stations from 965 * @link_id: if given (>=0), all those STA entries using @link_id only 966 * will be removed. If -1 is passed, all STA entries will be 967 * removed. 968 */ 969 static inline int sta_info_flush(struct ieee80211_sub_if_data *sdata, 970 int link_id) 971 { 972 return __sta_info_flush(sdata, false, link_id, NULL); 973 } 974 975 void sta_set_rate_info_tx(struct sta_info *sta, 976 const struct ieee80211_tx_rate *rate, 977 struct rate_info *rinfo); 978 void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo, 979 bool tidstats); 980 981 void sta_set_accumulated_removed_links_sinfo(struct sta_info *sta, 982 struct station_info *sinfo); 983 984 u32 sta_get_expected_throughput(struct sta_info *sta); 985 986 void ieee80211_sta_expire(struct ieee80211_sub_if_data *sdata, 987 unsigned long exp_time); 988 989 int ieee80211_sta_allocate_link(struct sta_info *sta, unsigned int link_id); 990 void ieee80211_sta_free_link(struct sta_info *sta, unsigned int link_id); 991 int ieee80211_sta_activate_link(struct sta_info *sta, unsigned int link_id); 992 void ieee80211_sta_remove_link(struct sta_info *sta, unsigned int link_id); 993 994 void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta); 995 void ieee80211_sta_ps_deliver_poll_response(struct sta_info *sta); 996 void ieee80211_sta_ps_deliver_uapsd(struct sta_info *sta); 997 998 unsigned long ieee80211_sta_last_active(struct sta_info *sta, int link_id); 999 1000 void ieee80211_sta_set_max_amsdu_subframes(struct sta_info *sta, 1001 const u8 *ext_capab, 1002 unsigned int ext_capab_len); 1003 1004 void __ieee80211_sta_recalc_aggregates(struct sta_info *sta, u16 active_links); 1005 1006 enum sta_stats_type { 1007 STA_STATS_RATE_TYPE_INVALID = 0, 1008 STA_STATS_RATE_TYPE_LEGACY, 1009 STA_STATS_RATE_TYPE_HT, 1010 STA_STATS_RATE_TYPE_VHT, 1011 STA_STATS_RATE_TYPE_HE, 1012 STA_STATS_RATE_TYPE_S1G, 1013 STA_STATS_RATE_TYPE_EHT, 1014 STA_STATS_RATE_TYPE_UHR, 1015 }; 1016 1017 /* common */ 1018 #define STA_STATS_FIELD_TYPE 0x0000000F 1019 #define STA_STATS_FIELD_BW 0x000001F0 1020 #define STA_STATS_FIELD_RESERVED 0x00000E00 1021 1022 /* STA_STATS_RATE_TYPE_LEGACY */ 1023 #define STA_STATS_FIELD_LEGACY_IDX 0x0000F000 1024 #define STA_STATS_FIELD_LEGACY_BAND 0x000F0000 1025 1026 /* STA_STATS_RATE_TYPE_HT */ 1027 #define STA_STATS_FIELD_HT_MCS 0x000FF000 1028 1029 /* STA_STATS_RATE_TYPE_VHT */ 1030 #define STA_STATS_FIELD_VHT_MCS 0x0000F000 1031 #define STA_STATS_FIELD_VHT_NSS 0x000F0000 1032 1033 /* HT & VHT */ 1034 #define STA_STATS_FIELD_SGI 0x00100000 1035 1036 /* STA_STATS_RATE_TYPE_HE */ 1037 #define STA_STATS_FIELD_HE_MCS 0x0000F000 1038 #define STA_STATS_FIELD_HE_NSS 0x000F0000 1039 #define STA_STATS_FIELD_HE_RU 0x00700000 1040 #define STA_STATS_FIELD_HE_GI 0x01800000 1041 #define STA_STATS_FIELD_HE_DCM 0x02000000 1042 1043 /* STA_STATS_RATE_TYPE_EHT */ 1044 #define STA_STATS_FIELD_EHT_MCS 0x0000F000 1045 #define STA_STATS_FIELD_EHT_NSS 0x000F0000 1046 #define STA_STATS_FIELD_EHT_RU 0x00F00000 1047 #define STA_STATS_FIELD_EHT_GI 0x03000000 1048 1049 /* STA_STATS_RATE_TYPE_UHR */ 1050 #define STA_STATS_FIELD_UHR_MCS 0x0001F000 1051 #define STA_STATS_FIELD_UHR_NSS 0x001E0000 1052 #define STA_STATS_FIELD_UHR_RU 0x01E00000 1053 #define STA_STATS_FIELD_UHR_GI 0x06000000 1054 #define STA_STATS_FIELD_UHR_ELR 0x08000000 1055 #define STA_STATS_FIELD_UHR_IM 0x10000000 1056 1057 1058 #define STA_STATS_FIELD(_n, _v) FIELD_PREP(STA_STATS_FIELD_ ## _n, _v) 1059 #define STA_STATS_GET(_n, _v) FIELD_GET(STA_STATS_FIELD_ ## _n, _v) 1060 1061 #define STA_STATS_RATE_INVALID 0 1062 1063 static inline u32 sta_stats_encode_rate(struct ieee80211_rx_status *s) 1064 { 1065 u32 r; 1066 1067 r = STA_STATS_FIELD(BW, s->bw); 1068 1069 switch (s->encoding) { 1070 case RX_ENC_HT: 1071 case RX_ENC_VHT: 1072 if (s->enc_flags & RX_ENC_FLAG_SHORT_GI) 1073 r |= STA_STATS_FIELD(SGI, 1); 1074 break; 1075 default: 1076 break; 1077 } 1078 1079 switch (s->encoding) { 1080 case RX_ENC_VHT: 1081 r |= STA_STATS_FIELD(TYPE, STA_STATS_RATE_TYPE_VHT); 1082 r |= STA_STATS_FIELD(VHT_NSS, s->nss); 1083 r |= STA_STATS_FIELD(VHT_MCS, s->rate_idx); 1084 break; 1085 case RX_ENC_HT: 1086 r |= STA_STATS_FIELD(TYPE, STA_STATS_RATE_TYPE_HT); 1087 r |= STA_STATS_FIELD(HT_MCS, s->rate_idx); 1088 break; 1089 case RX_ENC_LEGACY: 1090 r |= STA_STATS_FIELD(TYPE, STA_STATS_RATE_TYPE_LEGACY); 1091 r |= STA_STATS_FIELD(LEGACY_BAND, s->band); 1092 r |= STA_STATS_FIELD(LEGACY_IDX, s->rate_idx); 1093 break; 1094 case RX_ENC_HE: 1095 r |= STA_STATS_FIELD(TYPE, STA_STATS_RATE_TYPE_HE); 1096 r |= STA_STATS_FIELD(HE_NSS, s->nss); 1097 r |= STA_STATS_FIELD(HE_MCS, s->rate_idx); 1098 r |= STA_STATS_FIELD(HE_GI, s->he_gi); 1099 r |= STA_STATS_FIELD(HE_RU, s->he_ru); 1100 r |= STA_STATS_FIELD(HE_DCM, s->he_dcm); 1101 break; 1102 case RX_ENC_EHT: 1103 r |= STA_STATS_FIELD(TYPE, STA_STATS_RATE_TYPE_EHT); 1104 r |= STA_STATS_FIELD(EHT_NSS, s->nss); 1105 r |= STA_STATS_FIELD(EHT_MCS, s->rate_idx); 1106 r |= STA_STATS_FIELD(EHT_GI, s->eht.gi); 1107 r |= STA_STATS_FIELD(EHT_RU, s->eht.ru); 1108 break; 1109 case RX_ENC_UHR: 1110 r |= STA_STATS_FIELD(TYPE, STA_STATS_RATE_TYPE_UHR); 1111 r |= STA_STATS_FIELD(UHR_NSS, s->nss); 1112 r |= STA_STATS_FIELD(UHR_MCS, s->rate_idx); 1113 r |= STA_STATS_FIELD(UHR_GI, s->uhr.gi); 1114 r |= STA_STATS_FIELD(UHR_RU, s->uhr.ru); 1115 r |= STA_STATS_FIELD(UHR_ELR, s->uhr.elr); 1116 r |= STA_STATS_FIELD(UHR_IM, s->uhr.im); 1117 break; 1118 default: 1119 WARN_ON(1); 1120 return STA_STATS_RATE_INVALID; 1121 } 1122 1123 return r; 1124 } 1125 1126 #endif /* STA_INFO_H */ 1127