| 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 <linuxwifi@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 __IWL_MVM_H__ |
| 67 | #define __IWL_MVM_H__ |
| 68 | |
| 69 | #include <linux/list.h> |
| 70 | #include <linux/spinlock.h> |
| 71 | #include <linux/leds.h> |
| 72 | #include <linux/in6.h> |
| 73 | |
| 74 | #include "iwl-op-mode.h" |
| 75 | #include "iwl-trans.h" |
| 76 | #include "iwl-notif-wait.h" |
| 77 | #include "iwl-eeprom-parse.h" |
| 78 | #include "iwl-fw-file.h" |
| 79 | #include "iwl-config.h" |
| 80 | #include "sta.h" |
| 81 | #include "fw-api.h" |
| 82 | #include "constants.h" |
| 83 | #include "tof.h" |
| 84 | |
| 85 | #define IWL_MVM_MAX_ADDRESSES 5 |
| 86 | /* RSSI offset for WkP */ |
| 87 | #define IWL_RSSI_OFFSET 50 |
| 88 | #define IWL_MVM_MISSED_BEACONS_THRESHOLD 8 |
| 89 | /* A TimeUnit is 1024 microsecond */ |
| 90 | #define MSEC_TO_TU(_msec) (_msec*1000/1024) |
| 91 | |
| 92 | /* For GO, this value represents the number of TUs before CSA "beacon |
| 93 | * 0" TBTT when the CSA time-event needs to be scheduled to start. It |
| 94 | * must be big enough to ensure that we switch in time. |
| 95 | */ |
| 96 | #define IWL_MVM_CHANNEL_SWITCH_TIME_GO 40 |
| 97 | |
| 98 | /* For client, this value represents the number of TUs before CSA |
| 99 | * "beacon 1" TBTT, instead. This is because we don't know when the |
| 100 | * GO/AP will be in the new channel, so we switch early enough. |
| 101 | */ |
| 102 | #define IWL_MVM_CHANNEL_SWITCH_TIME_CLIENT 10 |
| 103 | |
| 104 | /* |
| 105 | * This value (in TUs) is used to fine tune the CSA NoA end time which should |
| 106 | * be just before "beacon 0" TBTT. |
| 107 | */ |
| 108 | #define IWL_MVM_CHANNEL_SWITCH_MARGIN 4 |
| 109 | |
| 110 | /* |
| 111 | * Number of beacons to transmit on a new channel until we unblock tx to |
| 112 | * the stations, even if we didn't identify them on a new channel |
| 113 | */ |
| 114 | #define IWL_MVM_CS_UNBLOCK_TX_TIMEOUT 3 |
| 115 | |
| 116 | extern const struct ieee80211_ops iwl_mvm_hw_ops; |
| 117 | |
| 118 | /** |
| 119 | * struct iwl_mvm_mod_params - module parameters for iwlmvm |
| 120 | * @init_dbg: if true, then the NIC won't be stopped if the INIT fw asserted. |
| 121 | * We will register to mac80211 to have testmode working. The NIC must not |
| 122 | * be up'ed after the INIT fw asserted. This is useful to be able to use |
| 123 | * proprietary tools over testmode to debug the INIT fw. |
| 124 | * @tfd_q_hang_detect: enabled the detection of hung transmit queues |
| 125 | * @power_scheme: one of enum iwl_power_scheme |
| 126 | */ |
| 127 | struct iwl_mvm_mod_params { |
| 128 | bool init_dbg; |
| 129 | bool tfd_q_hang_detect; |
| 130 | int power_scheme; |
| 131 | }; |
| 132 | extern struct iwl_mvm_mod_params iwlmvm_mod_params; |
| 133 | |
| 134 | /** |
| 135 | * struct iwl_mvm_dump_ptrs - set of pointers needed for the fw-error-dump |
| 136 | * |
| 137 | * @op_mode_ptr: pointer to the buffer coming from the mvm op_mode |
| 138 | * @trans_ptr: pointer to struct %iwl_trans_dump_data which contains the |
| 139 | * transport's data. |
| 140 | * @trans_len: length of the valid data in trans_ptr |
| 141 | * @op_mode_len: length of the valid data in op_mode_ptr |
| 142 | */ |
| 143 | struct iwl_mvm_dump_ptrs { |
| 144 | struct iwl_trans_dump_data *trans_ptr; |
| 145 | void *op_mode_ptr; |
| 146 | u32 op_mode_len; |
| 147 | }; |
| 148 | |
| 149 | /** |
| 150 | * struct iwl_mvm_dump_desc - describes the dump |
| 151 | * @len: length of trig_desc->data |
| 152 | * @trig_desc: the description of the dump |
| 153 | */ |
| 154 | struct iwl_mvm_dump_desc { |
| 155 | size_t len; |
| 156 | /* must be last */ |
| 157 | struct iwl_fw_error_dump_trigger_desc trig_desc; |
| 158 | }; |
| 159 | |
| 160 | extern struct iwl_mvm_dump_desc iwl_mvm_dump_desc_assert; |
| 161 | |
| 162 | struct iwl_mvm_phy_ctxt { |
| 163 | u16 id; |
| 164 | u16 color; |
| 165 | u32 ref; |
| 166 | |
| 167 | /* |
| 168 | * TODO: This should probably be removed. Currently here only for rate |
| 169 | * scaling algorithm |
| 170 | */ |
| 171 | struct ieee80211_channel *channel; |
| 172 | }; |
| 173 | |
| 174 | struct iwl_mvm_time_event_data { |
| 175 | struct ieee80211_vif *vif; |
| 176 | struct list_head list; |
| 177 | unsigned long end_jiffies; |
| 178 | u32 duration; |
| 179 | bool running; |
| 180 | u32 uid; |
| 181 | |
| 182 | /* |
| 183 | * The access to the 'id' field must be done when the |
| 184 | * mvm->time_event_lock is held, as it value is used to indicate |
| 185 | * if the te is in the time event list or not (when id == TE_MAX) |
| 186 | */ |
| 187 | u32 id; |
| 188 | }; |
| 189 | |
| 190 | /* Power management */ |
| 191 | |
| 192 | /** |
| 193 | * enum iwl_power_scheme |
| 194 | * @IWL_POWER_LEVEL_CAM - Continuously Active Mode |
| 195 | * @IWL_POWER_LEVEL_BPS - Balanced Power Save (default) |
| 196 | * @IWL_POWER_LEVEL_LP - Low Power |
| 197 | */ |
| 198 | enum iwl_power_scheme { |
| 199 | IWL_POWER_SCHEME_CAM = 1, |
| 200 | IWL_POWER_SCHEME_BPS, |
| 201 | IWL_POWER_SCHEME_LP |
| 202 | }; |
| 203 | |
| 204 | #define IWL_CONN_MAX_LISTEN_INTERVAL 10 |
| 205 | #define IWL_UAPSD_MAX_SP IEEE80211_WMM_IE_STA_QOSINFO_SP_2 |
| 206 | |
| 207 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 208 | enum iwl_dbgfs_pm_mask { |
| 209 | MVM_DEBUGFS_PM_KEEP_ALIVE = BIT(0), |
| 210 | MVM_DEBUGFS_PM_SKIP_OVER_DTIM = BIT(1), |
| 211 | MVM_DEBUGFS_PM_SKIP_DTIM_PERIODS = BIT(2), |
| 212 | MVM_DEBUGFS_PM_RX_DATA_TIMEOUT = BIT(3), |
| 213 | MVM_DEBUGFS_PM_TX_DATA_TIMEOUT = BIT(4), |
| 214 | MVM_DEBUGFS_PM_LPRX_ENA = BIT(6), |
| 215 | MVM_DEBUGFS_PM_LPRX_RSSI_THRESHOLD = BIT(7), |
| 216 | MVM_DEBUGFS_PM_SNOOZE_ENABLE = BIT(8), |
| 217 | MVM_DEBUGFS_PM_UAPSD_MISBEHAVING = BIT(9), |
| 218 | MVM_DEBUGFS_PM_USE_PS_POLL = BIT(10), |
| 219 | }; |
| 220 | |
| 221 | struct iwl_dbgfs_pm { |
| 222 | u16 keep_alive_seconds; |
| 223 | u32 rx_data_timeout; |
| 224 | u32 tx_data_timeout; |
| 225 | bool skip_over_dtim; |
| 226 | u8 skip_dtim_periods; |
| 227 | bool lprx_ena; |
| 228 | u32 lprx_rssi_threshold; |
| 229 | bool snooze_ena; |
| 230 | bool uapsd_misbehaving; |
| 231 | bool use_ps_poll; |
| 232 | int mask; |
| 233 | }; |
| 234 | |
| 235 | /* beacon filtering */ |
| 236 | |
| 237 | enum iwl_dbgfs_bf_mask { |
| 238 | MVM_DEBUGFS_BF_ENERGY_DELTA = BIT(0), |
| 239 | MVM_DEBUGFS_BF_ROAMING_ENERGY_DELTA = BIT(1), |
| 240 | MVM_DEBUGFS_BF_ROAMING_STATE = BIT(2), |
| 241 | MVM_DEBUGFS_BF_TEMP_THRESHOLD = BIT(3), |
| 242 | MVM_DEBUGFS_BF_TEMP_FAST_FILTER = BIT(4), |
| 243 | MVM_DEBUGFS_BF_TEMP_SLOW_FILTER = BIT(5), |
| 244 | MVM_DEBUGFS_BF_ENABLE_BEACON_FILTER = BIT(6), |
| 245 | MVM_DEBUGFS_BF_DEBUG_FLAG = BIT(7), |
| 246 | MVM_DEBUGFS_BF_ESCAPE_TIMER = BIT(8), |
| 247 | MVM_DEBUGFS_BA_ESCAPE_TIMER = BIT(9), |
| 248 | MVM_DEBUGFS_BA_ENABLE_BEACON_ABORT = BIT(10), |
| 249 | }; |
| 250 | |
| 251 | struct iwl_dbgfs_bf { |
| 252 | u32 bf_energy_delta; |
| 253 | u32 bf_roaming_energy_delta; |
| 254 | u32 bf_roaming_state; |
| 255 | u32 bf_temp_threshold; |
| 256 | u32 bf_temp_fast_filter; |
| 257 | u32 bf_temp_slow_filter; |
| 258 | u32 bf_enable_beacon_filter; |
| 259 | u32 bf_debug_flag; |
| 260 | u32 bf_escape_timer; |
| 261 | u32 ba_escape_timer; |
| 262 | u32 ba_enable_beacon_abort; |
| 263 | int mask; |
| 264 | }; |
| 265 | #endif |
| 266 | |
| 267 | enum iwl_mvm_smps_type_request { |
| 268 | IWL_MVM_SMPS_REQ_BT_COEX, |
| 269 | IWL_MVM_SMPS_REQ_TT, |
| 270 | IWL_MVM_SMPS_REQ_PROT, |
| 271 | NUM_IWL_MVM_SMPS_REQ, |
| 272 | }; |
| 273 | |
| 274 | enum iwl_mvm_ref_type { |
| 275 | IWL_MVM_REF_UCODE_DOWN, |
| 276 | IWL_MVM_REF_SCAN, |
| 277 | IWL_MVM_REF_ROC, |
| 278 | IWL_MVM_REF_ROC_AUX, |
| 279 | IWL_MVM_REF_P2P_CLIENT, |
| 280 | IWL_MVM_REF_AP_IBSS, |
| 281 | IWL_MVM_REF_USER, |
| 282 | IWL_MVM_REF_TX, |
| 283 | IWL_MVM_REF_TX_AGG, |
| 284 | IWL_MVM_REF_ADD_IF, |
| 285 | IWL_MVM_REF_START_AP, |
| 286 | IWL_MVM_REF_BSS_CHANGED, |
| 287 | IWL_MVM_REF_PREPARE_TX, |
| 288 | IWL_MVM_REF_PROTECT_TDLS, |
| 289 | IWL_MVM_REF_CHECK_CTKILL, |
| 290 | IWL_MVM_REF_PRPH_READ, |
| 291 | IWL_MVM_REF_PRPH_WRITE, |
| 292 | IWL_MVM_REF_NMI, |
| 293 | IWL_MVM_REF_TM_CMD, |
| 294 | IWL_MVM_REF_EXIT_WORK, |
| 295 | IWL_MVM_REF_PROTECT_CSA, |
| 296 | IWL_MVM_REF_FW_DBG_COLLECT, |
| 297 | IWL_MVM_REF_INIT_UCODE, |
| 298 | |
| 299 | /* update debugfs.c when changing this */ |
| 300 | |
| 301 | IWL_MVM_REF_COUNT, |
| 302 | }; |
| 303 | |
| 304 | enum iwl_bt_force_ant_mode { |
| 305 | BT_FORCE_ANT_DIS = 0, |
| 306 | BT_FORCE_ANT_AUTO, |
| 307 | BT_FORCE_ANT_BT, |
| 308 | BT_FORCE_ANT_WIFI, |
| 309 | |
| 310 | BT_FORCE_ANT_MAX, |
| 311 | }; |
| 312 | |
| 313 | /** |
| 314 | * struct iwl_mvm_vif_bf_data - beacon filtering related data |
| 315 | * @bf_enabled: indicates if beacon filtering is enabled |
| 316 | * @ba_enabled: indicated if beacon abort is enabled |
| 317 | * @ave_beacon_signal: average beacon signal |
| 318 | * @last_cqm_event: rssi of the last cqm event |
| 319 | * @bt_coex_min_thold: minimum threshold for BT coex |
| 320 | * @bt_coex_max_thold: maximum threshold for BT coex |
| 321 | * @last_bt_coex_event: rssi of the last BT coex event |
| 322 | */ |
| 323 | struct iwl_mvm_vif_bf_data { |
| 324 | bool bf_enabled; |
| 325 | bool ba_enabled; |
| 326 | int ave_beacon_signal; |
| 327 | int last_cqm_event; |
| 328 | int bt_coex_min_thold; |
| 329 | int bt_coex_max_thold; |
| 330 | int last_bt_coex_event; |
| 331 | }; |
| 332 | |
| 333 | /** |
| 334 | * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context |
| 335 | * @id: between 0 and 3 |
| 336 | * @color: to solve races upon MAC addition and removal |
| 337 | * @ap_sta_id: the sta_id of the AP - valid only if VIF type is STA |
| 338 | * @bssid: BSSID for this (client) interface |
| 339 | * @associated: indicates that we're currently associated, used only for |
| 340 | * managing the firmware state in iwl_mvm_bss_info_changed_station() |
| 341 | * @ap_assoc_sta_count: count of stations associated to us - valid only |
| 342 | * if VIF type is AP |
| 343 | * @uploaded: indicates the MAC context has been added to the device |
| 344 | * @ap_ibss_active: indicates that AP/IBSS is configured and that the interface |
| 345 | * should get quota etc. |
| 346 | * @pm_enabled - Indicate if MAC power management is allowed |
| 347 | * @monitor_active: indicates that monitor context is configured, and that the |
| 348 | * interface should get quota etc. |
| 349 | * @low_latency: indicates that this interface is in low-latency mode |
| 350 | * (VMACLowLatencyMode) |
| 351 | * @ps_disabled: indicates that this interface requires PS to be disabled |
| 352 | * @queue_params: QoS params for this MAC |
| 353 | * @bcast_sta: station used for broadcast packets. Used by the following |
| 354 | * vifs: P2P_DEVICE, GO and AP. |
| 355 | * @beacon_skb: the skb used to hold the AP/GO beacon template |
| 356 | * @smps_requests: the SMPS requests of different parts of the driver, |
| 357 | * combined on update to yield the overall request to mac80211. |
| 358 | * @beacon_stats: beacon statistics, containing the # of received beacons, |
| 359 | * # of received beacons accumulated over FW restart, and the current |
| 360 | * average signal of beacons retrieved from the firmware |
| 361 | * @csa_failed: CSA failed to schedule time event, report an error later |
| 362 | * @features: hw features active for this vif |
| 363 | */ |
| 364 | struct iwl_mvm_vif { |
| 365 | struct iwl_mvm *mvm; |
| 366 | u16 id; |
| 367 | u16 color; |
| 368 | u8 ap_sta_id; |
| 369 | |
| 370 | u8 bssid[ETH_ALEN]; |
| 371 | bool associated; |
| 372 | u8 ap_assoc_sta_count; |
| 373 | |
| 374 | bool uploaded; |
| 375 | bool ap_ibss_active; |
| 376 | bool pm_enabled; |
| 377 | bool monitor_active; |
| 378 | bool low_latency; |
| 379 | bool ps_disabled; |
| 380 | struct iwl_mvm_vif_bf_data bf_data; |
| 381 | |
| 382 | struct { |
| 383 | u32 num_beacons, accu_num_beacons; |
| 384 | u8 avg_signal; |
| 385 | } beacon_stats; |
| 386 | |
| 387 | u32 ap_beacon_time; |
| 388 | |
| 389 | enum iwl_tsf_id tsf_id; |
| 390 | |
| 391 | /* |
| 392 | * QoS data from mac80211, need to store this here |
| 393 | * as mac80211 has a separate callback but we need |
| 394 | * to have the data for the MAC context |
| 395 | */ |
| 396 | struct ieee80211_tx_queue_params queue_params[IEEE80211_NUM_ACS]; |
| 397 | struct iwl_mvm_time_event_data time_event_data; |
| 398 | struct iwl_mvm_time_event_data hs_time_event_data; |
| 399 | |
| 400 | struct iwl_mvm_int_sta bcast_sta; |
| 401 | |
| 402 | /* |
| 403 | * Assigned while mac80211 has the interface in a channel context, |
| 404 | * or, for P2P Device, while it exists. |
| 405 | */ |
| 406 | struct iwl_mvm_phy_ctxt *phy_ctxt; |
| 407 | |
| 408 | #ifdef CONFIG_PM_SLEEP |
| 409 | /* WoWLAN GTK rekey data */ |
| 410 | struct { |
| 411 | u8 kck[NL80211_KCK_LEN], kek[NL80211_KEK_LEN]; |
| 412 | __le64 replay_ctr; |
| 413 | bool valid; |
| 414 | } rekey_data; |
| 415 | |
| 416 | int tx_key_idx; |
| 417 | |
| 418 | bool seqno_valid; |
| 419 | u16 seqno; |
| 420 | #endif |
| 421 | |
| 422 | #if IS_ENABLED(CONFIG_IPV6) |
| 423 | /* IPv6 addresses for WoWLAN */ |
| 424 | struct in6_addr target_ipv6_addrs[IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX]; |
| 425 | unsigned long tentative_addrs[BITS_TO_LONGS(IWL_PROTO_OFFLOAD_NUM_IPV6_ADDRS_MAX)]; |
| 426 | int num_target_ipv6_addrs; |
| 427 | #endif |
| 428 | |
| 429 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 430 | struct dentry *dbgfs_dir; |
| 431 | struct dentry *dbgfs_slink; |
| 432 | struct iwl_dbgfs_pm dbgfs_pm; |
| 433 | struct iwl_dbgfs_bf dbgfs_bf; |
| 434 | struct iwl_mac_power_cmd mac_pwr_cmd; |
| 435 | #endif |
| 436 | |
| 437 | enum ieee80211_smps_mode smps_requests[NUM_IWL_MVM_SMPS_REQ]; |
| 438 | |
| 439 | /* FW identified misbehaving AP */ |
| 440 | u8 uapsd_misbehaving_bssid[ETH_ALEN]; |
| 441 | |
| 442 | /* Indicates that CSA countdown may be started */ |
| 443 | bool csa_countdown; |
| 444 | bool csa_failed; |
| 445 | |
| 446 | /* TCP Checksum Offload */ |
| 447 | netdev_features_t features; |
| 448 | }; |
| 449 | |
| 450 | static inline struct iwl_mvm_vif * |
| 451 | iwl_mvm_vif_from_mac80211(struct ieee80211_vif *vif) |
| 452 | { |
| 453 | return (void *)vif->drv_priv; |
| 454 | } |
| 455 | |
| 456 | extern const u8 tid_to_mac80211_ac[]; |
| 457 | |
| 458 | #define IWL_MVM_SCAN_STOPPING_SHIFT 8 |
| 459 | |
| 460 | enum iwl_scan_status { |
| 461 | IWL_MVM_SCAN_REGULAR = BIT(0), |
| 462 | IWL_MVM_SCAN_SCHED = BIT(1), |
| 463 | IWL_MVM_SCAN_NETDETECT = BIT(2), |
| 464 | |
| 465 | IWL_MVM_SCAN_STOPPING_REGULAR = BIT(8), |
| 466 | IWL_MVM_SCAN_STOPPING_SCHED = BIT(9), |
| 467 | IWL_MVM_SCAN_STOPPING_NETDETECT = BIT(10), |
| 468 | |
| 469 | IWL_MVM_SCAN_REGULAR_MASK = IWL_MVM_SCAN_REGULAR | |
| 470 | IWL_MVM_SCAN_STOPPING_REGULAR, |
| 471 | IWL_MVM_SCAN_SCHED_MASK = IWL_MVM_SCAN_SCHED | |
| 472 | IWL_MVM_SCAN_STOPPING_SCHED, |
| 473 | IWL_MVM_SCAN_NETDETECT_MASK = IWL_MVM_SCAN_NETDETECT | |
| 474 | IWL_MVM_SCAN_STOPPING_NETDETECT, |
| 475 | |
| 476 | IWL_MVM_SCAN_STOPPING_MASK = 0xff << IWL_MVM_SCAN_STOPPING_SHIFT, |
| 477 | IWL_MVM_SCAN_MASK = 0xff, |
| 478 | }; |
| 479 | |
| 480 | enum iwl_mvm_scan_type { |
| 481 | IWL_SCAN_TYPE_NOT_SET, |
| 482 | IWL_SCAN_TYPE_UNASSOC, |
| 483 | IWL_SCAN_TYPE_WILD, |
| 484 | IWL_SCAN_TYPE_MILD, |
| 485 | IWL_SCAN_TYPE_FRAGMENTED, |
| 486 | }; |
| 487 | |
| 488 | /** |
| 489 | * struct iwl_nvm_section - describes an NVM section in memory. |
| 490 | * |
| 491 | * This struct holds an NVM section read from the NIC using NVM_ACCESS_CMD, |
| 492 | * and saved for later use by the driver. Not all NVM sections are saved |
| 493 | * this way, only the needed ones. |
| 494 | */ |
| 495 | struct iwl_nvm_section { |
| 496 | u16 length; |
| 497 | const u8 *data; |
| 498 | }; |
| 499 | |
| 500 | /** |
| 501 | * struct iwl_mvm_tt_mgnt - Thermal Throttling Management structure |
| 502 | * @ct_kill_exit: worker to exit thermal kill |
| 503 | * @dynamic_smps: Is thermal throttling enabled dynamic_smps? |
| 504 | * @tx_backoff: The current thremal throttling tx backoff in uSec. |
| 505 | * @min_backoff: The minimal tx backoff due to power restrictions |
| 506 | * @params: Parameters to configure the thermal throttling algorithm. |
| 507 | * @throttle: Is thermal throttling is active? |
| 508 | */ |
| 509 | struct iwl_mvm_tt_mgmt { |
| 510 | struct delayed_work ct_kill_exit; |
| 511 | bool dynamic_smps; |
| 512 | u32 tx_backoff; |
| 513 | u32 min_backoff; |
| 514 | struct iwl_tt_params params; |
| 515 | bool throttle; |
| 516 | }; |
| 517 | |
| 518 | #define IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES 8 |
| 519 | |
| 520 | struct iwl_mvm_frame_stats { |
| 521 | u32 legacy_frames; |
| 522 | u32 ht_frames; |
| 523 | u32 vht_frames; |
| 524 | u32 bw_20_frames; |
| 525 | u32 bw_40_frames; |
| 526 | u32 bw_80_frames; |
| 527 | u32 bw_160_frames; |
| 528 | u32 sgi_frames; |
| 529 | u32 ngi_frames; |
| 530 | u32 siso_frames; |
| 531 | u32 mimo2_frames; |
| 532 | u32 agg_frames; |
| 533 | u32 ampdu_count; |
| 534 | u32 success_frames; |
| 535 | u32 fail_frames; |
| 536 | u32 last_rates[IWL_MVM_NUM_LAST_FRAMES_UCODE_RATES]; |
| 537 | int last_frame_idx; |
| 538 | }; |
| 539 | |
| 540 | enum { |
| 541 | D0I3_DEFER_WAKEUP, |
| 542 | D0I3_PENDING_WAKEUP, |
| 543 | }; |
| 544 | |
| 545 | #define IWL_MVM_DEBUG_SET_TEMPERATURE_DISABLE 0xff |
| 546 | #define IWL_MVM_DEBUG_SET_TEMPERATURE_MIN -100 |
| 547 | #define IWL_MVM_DEBUG_SET_TEMPERATURE_MAX 200 |
| 548 | |
| 549 | enum iwl_mvm_tdls_cs_state { |
| 550 | IWL_MVM_TDLS_SW_IDLE = 0, |
| 551 | IWL_MVM_TDLS_SW_REQ_SENT, |
| 552 | IWL_MVM_TDLS_SW_RESP_RCVD, |
| 553 | IWL_MVM_TDLS_SW_REQ_RCVD, |
| 554 | IWL_MVM_TDLS_SW_ACTIVE, |
| 555 | }; |
| 556 | |
| 557 | struct iwl_mvm_shared_mem_cfg { |
| 558 | u32 shared_mem_addr; |
| 559 | u32 shared_mem_size; |
| 560 | u32 sample_buff_addr; |
| 561 | u32 sample_buff_size; |
| 562 | u32 txfifo_addr; |
| 563 | u32 txfifo_size[TX_FIFO_MAX_NUM]; |
| 564 | u32 rxfifo_size[RX_FIFO_MAX_NUM]; |
| 565 | u32 page_buff_addr; |
| 566 | u32 page_buff_size; |
| 567 | }; |
| 568 | |
| 569 | struct iwl_mvm { |
| 570 | /* for logger access */ |
| 571 | struct device *dev; |
| 572 | |
| 573 | struct iwl_trans *trans; |
| 574 | const struct iwl_fw *fw; |
| 575 | const struct iwl_cfg *cfg; |
| 576 | struct iwl_phy_db *phy_db; |
| 577 | struct ieee80211_hw *hw; |
| 578 | |
| 579 | /* for protecting access to iwl_mvm */ |
| 580 | struct mutex mutex; |
| 581 | struct list_head async_handlers_list; |
| 582 | spinlock_t async_handlers_lock; |
| 583 | struct work_struct async_handlers_wk; |
| 584 | |
| 585 | struct work_struct roc_done_wk; |
| 586 | |
| 587 | unsigned long status; |
| 588 | |
| 589 | /* |
| 590 | * for beacon filtering - |
| 591 | * currently only one interface can be supported |
| 592 | */ |
| 593 | struct iwl_mvm_vif *bf_allowed_vif; |
| 594 | |
| 595 | enum iwl_ucode_type cur_ucode; |
| 596 | bool ucode_loaded; |
| 597 | bool calibrating; |
| 598 | u32 error_event_table; |
| 599 | u32 log_event_table; |
| 600 | u32 umac_error_event_table; |
| 601 | bool support_umac_log; |
| 602 | struct iwl_sf_region sf_space; |
| 603 | |
| 604 | u32 ampdu_ref; |
| 605 | |
| 606 | struct iwl_notif_wait_data notif_wait; |
| 607 | |
| 608 | struct mvm_statistics_rx rx_stats; |
| 609 | |
| 610 | struct { |
| 611 | u64 rx_time; |
| 612 | u64 tx_time; |
| 613 | u64 on_time_rf; |
| 614 | u64 on_time_scan; |
| 615 | } radio_stats, accu_radio_stats; |
| 616 | |
| 617 | struct { |
| 618 | /* Map to HW queue */ |
| 619 | u32 hw_queue_to_mac80211; |
| 620 | u8 hw_queue_refcount; |
| 621 | bool setup_reserved; |
| 622 | u16 tid_bitmap; /* Bitmap of the TIDs mapped to this queue */ |
| 623 | } queue_info[IWL_MAX_HW_QUEUES]; |
| 624 | spinlock_t queue_info_lock; /* For syncing queue mgmt operations */ |
| 625 | atomic_t mac80211_queue_stop_count[IEEE80211_MAX_QUEUES]; |
| 626 | |
| 627 | const char *nvm_file_name; |
| 628 | struct iwl_nvm_data *nvm_data; |
| 629 | /* NVM sections */ |
| 630 | struct iwl_nvm_section nvm_sections[NVM_MAX_NUM_SECTIONS]; |
| 631 | |
| 632 | /* Paging section */ |
| 633 | struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS]; |
| 634 | u16 num_of_paging_blk; |
| 635 | u16 num_of_pages_in_last_blk; |
| 636 | |
| 637 | /* EEPROM MAC addresses */ |
| 638 | struct mac_address addresses[IWL_MVM_MAX_ADDRESSES]; |
| 639 | |
| 640 | /* data related to data path */ |
| 641 | struct iwl_rx_phy_info last_phy_info; |
| 642 | struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT]; |
| 643 | struct work_struct sta_drained_wk; |
| 644 | unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)]; |
| 645 | atomic_t pending_frames[IWL_MVM_STATION_COUNT]; |
| 646 | u32 tfd_drained[IWL_MVM_STATION_COUNT]; |
| 647 | u8 rx_ba_sessions; |
| 648 | |
| 649 | /* configured by mac80211 */ |
| 650 | u32 rts_threshold; |
| 651 | |
| 652 | /* Scan status, cmd (pre-allocated) and auxiliary station */ |
| 653 | unsigned int scan_status; |
| 654 | void *scan_cmd; |
| 655 | struct iwl_mcast_filter_cmd *mcast_filter_cmd; |
| 656 | enum iwl_mvm_scan_type scan_type; |
| 657 | |
| 658 | /* max number of simultaneous scans the FW supports */ |
| 659 | unsigned int max_scans; |
| 660 | |
| 661 | /* UMAC scan tracking */ |
| 662 | u32 scan_uid_status[IWL_MVM_MAX_UMAC_SCANS]; |
| 663 | |
| 664 | /* rx chain antennas set through debugfs for the scan command */ |
| 665 | u8 scan_rx_ant; |
| 666 | |
| 667 | #ifdef CONFIG_IWLWIFI_BCAST_FILTERING |
| 668 | /* broadcast filters to configure for each associated station */ |
| 669 | const struct iwl_fw_bcast_filter *bcast_filters; |
| 670 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 671 | struct { |
| 672 | bool override; |
| 673 | struct iwl_bcast_filter_cmd cmd; |
| 674 | } dbgfs_bcast_filtering; |
| 675 | #endif |
| 676 | #endif |
| 677 | |
| 678 | /* Internal station */ |
| 679 | struct iwl_mvm_int_sta aux_sta; |
| 680 | struct iwl_mvm_int_sta snif_sta; |
| 681 | |
| 682 | bool last_ebs_successful; |
| 683 | |
| 684 | u8 scan_last_antenna_idx; /* to toggle TX between antennas */ |
| 685 | u8 mgmt_last_antenna_idx; |
| 686 | |
| 687 | /* last smart fifo state that was successfully sent to firmware */ |
| 688 | enum iwl_sf_state sf_state; |
| 689 | |
| 690 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 691 | struct dentry *debugfs_dir; |
| 692 | u32 dbgfs_sram_offset, dbgfs_sram_len; |
| 693 | u32 dbgfs_prph_reg_addr; |
| 694 | bool disable_power_off; |
| 695 | bool disable_power_off_d3; |
| 696 | |
| 697 | bool scan_iter_notif_enabled; |
| 698 | |
| 699 | struct debugfs_blob_wrapper nvm_hw_blob; |
| 700 | struct debugfs_blob_wrapper nvm_sw_blob; |
| 701 | struct debugfs_blob_wrapper nvm_calib_blob; |
| 702 | struct debugfs_blob_wrapper nvm_prod_blob; |
| 703 | struct debugfs_blob_wrapper nvm_phy_sku_blob; |
| 704 | |
| 705 | struct iwl_mvm_frame_stats drv_rx_stats; |
| 706 | spinlock_t drv_stats_lock; |
| 707 | u16 dbgfs_rx_phyinfo; |
| 708 | #endif |
| 709 | |
| 710 | struct iwl_mvm_phy_ctxt phy_ctxts[NUM_PHY_CTX]; |
| 711 | |
| 712 | struct list_head time_event_list; |
| 713 | spinlock_t time_event_lock; |
| 714 | |
| 715 | /* |
| 716 | * A bitmap indicating the index of the key in use. The firmware |
| 717 | * can hold 16 keys at most. Reflect this fact. |
| 718 | */ |
| 719 | unsigned long fw_key_table[BITS_TO_LONGS(STA_KEY_MAX_NUM)]; |
| 720 | u8 fw_key_deleted[STA_KEY_MAX_NUM]; |
| 721 | |
| 722 | /* references taken by the driver and spinlock protecting them */ |
| 723 | spinlock_t refs_lock; |
| 724 | u8 refs[IWL_MVM_REF_COUNT]; |
| 725 | |
| 726 | u8 vif_count; |
| 727 | |
| 728 | /* -1 for always, 0 for never, >0 for that many times */ |
| 729 | s8 restart_fw; |
| 730 | u8 fw_dbg_conf; |
| 731 | struct delayed_work fw_dump_wk; |
| 732 | struct iwl_mvm_dump_desc *fw_dump_desc; |
| 733 | struct iwl_fw_dbg_trigger_tlv *fw_dump_trig; |
| 734 | |
| 735 | #ifdef CONFIG_IWLWIFI_LEDS |
| 736 | struct led_classdev led; |
| 737 | #endif |
| 738 | |
| 739 | struct ieee80211_vif *p2p_device_vif; |
| 740 | |
| 741 | #ifdef CONFIG_PM_SLEEP |
| 742 | struct wiphy_wowlan_support wowlan; |
| 743 | int gtk_ivlen, gtk_icvlen, ptk_ivlen, ptk_icvlen; |
| 744 | |
| 745 | /* sched scan settings for net detect */ |
| 746 | struct ieee80211_scan_ies nd_ies; |
| 747 | struct cfg80211_match_set *nd_match_sets; |
| 748 | int n_nd_match_sets; |
| 749 | struct ieee80211_channel **nd_channels; |
| 750 | int n_nd_channels; |
| 751 | bool net_detect; |
| 752 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 753 | bool d3_wake_sysassert; |
| 754 | bool d3_test_active; |
| 755 | bool store_d3_resume_sram; |
| 756 | void *d3_resume_sram; |
| 757 | u32 d3_test_pme_ptr; |
| 758 | struct ieee80211_vif *keep_vif; |
| 759 | u32 last_netdetect_scans; /* no. of scans in the last net-detect wake */ |
| 760 | #endif |
| 761 | #endif |
| 762 | |
| 763 | /* d0i3 */ |
| 764 | u8 d0i3_ap_sta_id; |
| 765 | bool d0i3_offloading; |
| 766 | struct work_struct d0i3_exit_work; |
| 767 | struct sk_buff_head d0i3_tx; |
| 768 | /* protect d0i3_suspend_flags */ |
| 769 | struct mutex d0i3_suspend_mutex; |
| 770 | unsigned long d0i3_suspend_flags; |
| 771 | /* sync d0i3_tx queue and IWL_MVM_STATUS_IN_D0I3 status flag */ |
| 772 | spinlock_t d0i3_tx_lock; |
| 773 | wait_queue_head_t d0i3_exit_waitq; |
| 774 | |
| 775 | /* BT-Coex */ |
| 776 | u8 bt_ack_kill_msk[NUM_PHY_CTX]; |
| 777 | u8 bt_cts_kill_msk[NUM_PHY_CTX]; |
| 778 | |
| 779 | struct iwl_bt_coex_profile_notif_old last_bt_notif_old; |
| 780 | struct iwl_bt_coex_ci_cmd_old last_bt_ci_cmd_old; |
| 781 | struct iwl_bt_coex_profile_notif last_bt_notif; |
| 782 | struct iwl_bt_coex_ci_cmd last_bt_ci_cmd; |
| 783 | |
| 784 | u32 last_ant_isol; |
| 785 | u8 last_corun_lut; |
| 786 | u8 bt_tx_prio; |
| 787 | enum iwl_bt_force_ant_mode bt_force_ant_mode; |
| 788 | |
| 789 | /* Aux ROC */ |
| 790 | struct list_head aux_roc_te_list; |
| 791 | |
| 792 | /* Thermal Throttling and CTkill */ |
| 793 | struct iwl_mvm_tt_mgmt thermal_throttle; |
| 794 | s32 temperature; /* Celsius */ |
| 795 | /* |
| 796 | * Debug option to set the NIC temperature. This option makes the |
| 797 | * driver think this is the actual NIC temperature, and ignore the |
| 798 | * real temperature that is received from the fw |
| 799 | */ |
| 800 | bool temperature_test; /* Debug test temperature is enabled */ |
| 801 | |
| 802 | struct iwl_time_quota_cmd last_quota_cmd; |
| 803 | |
| 804 | #ifdef CONFIG_NL80211_TESTMODE |
| 805 | u32 noa_duration; |
| 806 | struct ieee80211_vif *noa_vif; |
| 807 | #endif |
| 808 | |
| 809 | /* Tx queues */ |
| 810 | u8 aux_queue; |
| 811 | u8 first_agg_queue; |
| 812 | u8 last_agg_queue; |
| 813 | |
| 814 | /* Indicate if device power save is allowed */ |
| 815 | u8 ps_disabled; /* u8 instead of bool to ease debugfs_create_* usage */ |
| 816 | |
| 817 | struct ieee80211_vif __rcu *csa_vif; |
| 818 | struct ieee80211_vif __rcu *csa_tx_blocked_vif; |
| 819 | u8 csa_tx_block_bcn_timeout; |
| 820 | |
| 821 | /* system time of last beacon (for AP/GO interface) */ |
| 822 | u32 ap_last_beacon_gp2; |
| 823 | |
| 824 | bool lar_regdom_set; |
| 825 | enum iwl_mcc_source mcc_src; |
| 826 | |
| 827 | /* TDLS channel switch data */ |
| 828 | struct { |
| 829 | struct delayed_work dwork; |
| 830 | enum iwl_mvm_tdls_cs_state state; |
| 831 | |
| 832 | /* |
| 833 | * Current cs sta - might be different from periodic cs peer |
| 834 | * station. Value is meaningless when the cs-state is idle. |
| 835 | */ |
| 836 | u8 cur_sta_id; |
| 837 | |
| 838 | /* TDLS periodic channel-switch peer */ |
| 839 | struct { |
| 840 | u8 sta_id; |
| 841 | u8 op_class; |
| 842 | bool initiator; /* are we the link initiator */ |
| 843 | struct cfg80211_chan_def chandef; |
| 844 | struct sk_buff *skb; /* ch sw template */ |
| 845 | u32 ch_sw_tm_ie; |
| 846 | |
| 847 | /* timestamp of last ch-sw request sent (GP2 time) */ |
| 848 | u32 sent_timestamp; |
| 849 | } peer; |
| 850 | } tdls_cs; |
| 851 | |
| 852 | struct iwl_mvm_shared_mem_cfg shared_mem_cfg; |
| 853 | |
| 854 | u32 ciphers[6]; |
| 855 | struct iwl_mvm_tof_data tof_data; |
| 856 | }; |
| 857 | |
| 858 | /* Extract MVM priv from op_mode and _hw */ |
| 859 | #define IWL_OP_MODE_GET_MVM(_iwl_op_mode) \ |
| 860 | ((struct iwl_mvm *)(_iwl_op_mode)->op_mode_specific) |
| 861 | |
| 862 | #define IWL_MAC80211_GET_MVM(_hw) \ |
| 863 | IWL_OP_MODE_GET_MVM((struct iwl_op_mode *)((_hw)->priv)) |
| 864 | |
| 865 | enum iwl_mvm_status { |
| 866 | IWL_MVM_STATUS_HW_RFKILL, |
| 867 | IWL_MVM_STATUS_HW_CTKILL, |
| 868 | IWL_MVM_STATUS_ROC_RUNNING, |
| 869 | IWL_MVM_STATUS_IN_HW_RESTART, |
| 870 | IWL_MVM_STATUS_IN_D0I3, |
| 871 | IWL_MVM_STATUS_ROC_AUX_RUNNING, |
| 872 | IWL_MVM_STATUS_D3_RECONFIG, |
| 873 | IWL_MVM_STATUS_DUMPING_FW_LOG, |
| 874 | }; |
| 875 | |
| 876 | static inline bool iwl_mvm_is_radio_killed(struct iwl_mvm *mvm) |
| 877 | { |
| 878 | return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status) || |
| 879 | test_bit(IWL_MVM_STATUS_HW_CTKILL, &mvm->status); |
| 880 | } |
| 881 | |
| 882 | static inline bool iwl_mvm_is_radio_hw_killed(struct iwl_mvm *mvm) |
| 883 | { |
| 884 | return test_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status); |
| 885 | } |
| 886 | |
| 887 | /* Must be called with rcu_read_lock() held and it can only be |
| 888 | * released when mvmsta is not needed anymore. |
| 889 | */ |
| 890 | static inline struct iwl_mvm_sta * |
| 891 | iwl_mvm_sta_from_staid_rcu(struct iwl_mvm *mvm, u8 sta_id) |
| 892 | { |
| 893 | struct ieee80211_sta *sta; |
| 894 | |
| 895 | if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) |
| 896 | return NULL; |
| 897 | |
| 898 | sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]); |
| 899 | |
| 900 | /* This can happen if the station has been removed right now */ |
| 901 | if (IS_ERR_OR_NULL(sta)) |
| 902 | return NULL; |
| 903 | |
| 904 | return iwl_mvm_sta_from_mac80211(sta); |
| 905 | } |
| 906 | |
| 907 | static inline struct iwl_mvm_sta * |
| 908 | iwl_mvm_sta_from_staid_protected(struct iwl_mvm *mvm, u8 sta_id) |
| 909 | { |
| 910 | struct ieee80211_sta *sta; |
| 911 | |
| 912 | if (sta_id >= ARRAY_SIZE(mvm->fw_id_to_mac_id)) |
| 913 | return NULL; |
| 914 | |
| 915 | sta = rcu_dereference_protected(mvm->fw_id_to_mac_id[sta_id], |
| 916 | lockdep_is_held(&mvm->mutex)); |
| 917 | |
| 918 | /* This can happen if the station has been removed right now */ |
| 919 | if (IS_ERR_OR_NULL(sta)) |
| 920 | return NULL; |
| 921 | |
| 922 | return iwl_mvm_sta_from_mac80211(sta); |
| 923 | } |
| 924 | |
| 925 | static inline bool iwl_mvm_is_d0i3_supported(struct iwl_mvm *mvm) |
| 926 | { |
| 927 | return !iwlwifi_mod_params.d0i3_disable && |
| 928 | fw_has_capa(&mvm->fw->ucode_capa, |
| 929 | IWL_UCODE_TLV_CAPA_D0I3_SUPPORT); |
| 930 | } |
| 931 | |
| 932 | static inline bool iwl_mvm_is_dqa_supported(struct iwl_mvm *mvm) |
| 933 | { |
| 934 | return fw_has_capa(&mvm->fw->ucode_capa, |
| 935 | IWL_UCODE_TLV_CAPA_DQA_SUPPORT); |
| 936 | } |
| 937 | |
| 938 | static inline bool iwl_mvm_enter_d0i3_on_suspend(struct iwl_mvm *mvm) |
| 939 | { |
| 940 | /* For now we only use this mode to differentiate between |
| 941 | * slave transports, which handle D0i3 entry in suspend by |
| 942 | * themselves in conjunction with runtime PM D0i3. So, this |
| 943 | * function is used to check whether we need to do anything |
| 944 | * when entering suspend or if the transport layer has already |
| 945 | * done it. |
| 946 | */ |
| 947 | return (mvm->trans->system_pm_mode == IWL_PLAT_PM_MODE_D0I3) && |
| 948 | (mvm->trans->runtime_pm_mode != IWL_PLAT_PM_MODE_D0I3); |
| 949 | } |
| 950 | |
| 951 | static inline bool iwl_mvm_is_lar_supported(struct iwl_mvm *mvm) |
| 952 | { |
| 953 | bool nvm_lar = mvm->nvm_data->lar_enabled; |
| 954 | bool tlv_lar = fw_has_capa(&mvm->fw->ucode_capa, |
| 955 | IWL_UCODE_TLV_CAPA_LAR_SUPPORT); |
| 956 | |
| 957 | if (iwlwifi_mod_params.lar_disable) |
| 958 | return false; |
| 959 | |
| 960 | /* |
| 961 | * Enable LAR only if it is supported by the FW (TLV) && |
| 962 | * enabled in the NVM |
| 963 | */ |
| 964 | if (mvm->cfg->device_family == IWL_DEVICE_FAMILY_8000) |
| 965 | return nvm_lar && tlv_lar; |
| 966 | else |
| 967 | return tlv_lar; |
| 968 | } |
| 969 | |
| 970 | static inline bool iwl_mvm_is_wifi_mcc_supported(struct iwl_mvm *mvm) |
| 971 | { |
| 972 | return fw_has_api(&mvm->fw->ucode_capa, |
| 973 | IWL_UCODE_TLV_API_WIFI_MCC_UPDATE) || |
| 974 | fw_has_capa(&mvm->fw->ucode_capa, |
| 975 | IWL_UCODE_TLV_CAPA_LAR_MULTI_MCC); |
| 976 | } |
| 977 | |
| 978 | static inline bool iwl_mvm_bt_is_plcr_supported(struct iwl_mvm *mvm) |
| 979 | { |
| 980 | return fw_has_capa(&mvm->fw->ucode_capa, |
| 981 | IWL_UCODE_TLV_CAPA_BT_COEX_PLCR) && |
| 982 | IWL_MVM_BT_COEX_CORUNNING; |
| 983 | } |
| 984 | |
| 985 | static inline bool iwl_mvm_bt_is_rrc_supported(struct iwl_mvm *mvm) |
| 986 | { |
| 987 | return fw_has_capa(&mvm->fw->ucode_capa, |
| 988 | IWL_UCODE_TLV_CAPA_BT_COEX_RRC) && |
| 989 | IWL_MVM_BT_COEX_RRC; |
| 990 | } |
| 991 | |
| 992 | static inline bool iwl_mvm_is_csum_supported(struct iwl_mvm *mvm) |
| 993 | { |
| 994 | return fw_has_capa(&mvm->fw->ucode_capa, |
| 995 | IWL_UCODE_TLV_CAPA_CSUM_SUPPORT); |
| 996 | } |
| 997 | |
| 998 | static inline bool iwl_mvm_is_mplut_supported(struct iwl_mvm *mvm) |
| 999 | { |
| 1000 | return fw_has_capa(&mvm->fw->ucode_capa, |
| 1001 | IWL_UCODE_TLV_CAPA_BT_MPLUT_SUPPORT) && |
| 1002 | IWL_MVM_BT_COEX_MPLUT; |
| 1003 | } |
| 1004 | |
| 1005 | static inline bool iwl_mvm_has_new_rx_api(struct iwl_mvm *mvm) |
| 1006 | { |
| 1007 | /* firmware flag isn't defined yet */ |
| 1008 | return false; |
| 1009 | } |
| 1010 | |
| 1011 | extern const u8 iwl_mvm_ac_to_tx_fifo[]; |
| 1012 | |
| 1013 | struct iwl_rate_info { |
| 1014 | u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */ |
| 1015 | u8 plcp_siso; /* uCode API: IWL_RATE_SISO_6M_PLCP, etc. */ |
| 1016 | u8 plcp_mimo2; /* uCode API: IWL_RATE_MIMO2_6M_PLCP, etc. */ |
| 1017 | u8 plcp_mimo3; /* uCode API: IWL_RATE_MIMO3_6M_PLCP, etc. */ |
| 1018 | u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */ |
| 1019 | }; |
| 1020 | |
| 1021 | void __iwl_mvm_mac_stop(struct iwl_mvm *mvm); |
| 1022 | int __iwl_mvm_mac_start(struct iwl_mvm *mvm); |
| 1023 | |
| 1024 | /****************** |
| 1025 | * MVM Methods |
| 1026 | ******************/ |
| 1027 | /* uCode */ |
| 1028 | int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm); |
| 1029 | |
| 1030 | /* Utils */ |
| 1031 | int iwl_mvm_legacy_rate_to_mac80211_idx(u32 rate_n_flags, |
| 1032 | enum ieee80211_band band); |
| 1033 | void iwl_mvm_hwrate_to_tx_rate(u32 rate_n_flags, |
| 1034 | enum ieee80211_band band, |
| 1035 | struct ieee80211_tx_rate *r); |
| 1036 | u8 iwl_mvm_mac80211_idx_to_hwrate(int rate_idx); |
| 1037 | void iwl_mvm_dump_nic_error_log(struct iwl_mvm *mvm); |
| 1038 | u8 first_antenna(u8 mask); |
| 1039 | u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx); |
| 1040 | |
| 1041 | /* Tx / Host Commands */ |
| 1042 | int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm, |
| 1043 | struct iwl_host_cmd *cmd); |
| 1044 | int __must_check iwl_mvm_send_cmd_pdu(struct iwl_mvm *mvm, u32 id, |
| 1045 | u32 flags, u16 len, const void *data); |
| 1046 | int __must_check iwl_mvm_send_cmd_status(struct iwl_mvm *mvm, |
| 1047 | struct iwl_host_cmd *cmd, |
| 1048 | u32 *status); |
| 1049 | int __must_check iwl_mvm_send_cmd_pdu_status(struct iwl_mvm *mvm, u32 id, |
| 1050 | u16 len, const void *data, |
| 1051 | u32 *status); |
| 1052 | int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb, |
| 1053 | struct ieee80211_sta *sta); |
| 1054 | int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb); |
| 1055 | void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb, |
| 1056 | struct iwl_tx_cmd *tx_cmd, |
| 1057 | struct ieee80211_tx_info *info, u8 sta_id); |
| 1058 | void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm, struct iwl_tx_cmd *tx_cmd, |
| 1059 | struct ieee80211_tx_info *info, |
| 1060 | struct ieee80211_sta *sta, __le16 fc); |
| 1061 | #ifdef CONFIG_IWLWIFI_DEBUG |
| 1062 | const char *iwl_mvm_get_tx_fail_reason(u32 status); |
| 1063 | #else |
| 1064 | static inline const char *iwl_mvm_get_tx_fail_reason(u32 status) { return ""; } |
| 1065 | #endif |
| 1066 | int iwl_mvm_flush_tx_path(struct iwl_mvm *mvm, u32 tfd_msk, u32 flags); |
| 1067 | void iwl_mvm_async_handlers_purge(struct iwl_mvm *mvm); |
| 1068 | |
| 1069 | static inline void iwl_mvm_set_tx_cmd_ccmp(struct ieee80211_tx_info *info, |
| 1070 | struct iwl_tx_cmd *tx_cmd) |
| 1071 | { |
| 1072 | struct ieee80211_key_conf *keyconf = info->control.hw_key; |
| 1073 | |
| 1074 | tx_cmd->sec_ctl = TX_CMD_SEC_CCM; |
| 1075 | memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); |
| 1076 | if (info->flags & IEEE80211_TX_CTL_AMPDU) |
| 1077 | tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_CCMP_AGG); |
| 1078 | } |
| 1079 | |
| 1080 | static inline void iwl_mvm_wait_for_async_handlers(struct iwl_mvm *mvm) |
| 1081 | { |
| 1082 | flush_work(&mvm->async_handlers_wk); |
| 1083 | } |
| 1084 | |
| 1085 | /* Statistics */ |
| 1086 | void iwl_mvm_handle_rx_statistics(struct iwl_mvm *mvm, |
| 1087 | struct iwl_rx_packet *pkt); |
| 1088 | void iwl_mvm_rx_statistics(struct iwl_mvm *mvm, |
| 1089 | struct iwl_rx_cmd_buffer *rxb); |
| 1090 | int iwl_mvm_request_statistics(struct iwl_mvm *mvm, bool clear); |
| 1091 | void iwl_mvm_accu_radio_stats(struct iwl_mvm *mvm); |
| 1092 | |
| 1093 | /* NVM */ |
| 1094 | int iwl_nvm_init(struct iwl_mvm *mvm, bool read_nvm_from_nic); |
| 1095 | int iwl_mvm_load_nvm_to_nic(struct iwl_mvm *mvm); |
| 1096 | |
| 1097 | static inline u8 iwl_mvm_get_valid_tx_ant(struct iwl_mvm *mvm) |
| 1098 | { |
| 1099 | return mvm->nvm_data && mvm->nvm_data->valid_tx_ant ? |
| 1100 | mvm->fw->valid_tx_ant & mvm->nvm_data->valid_tx_ant : |
| 1101 | mvm->fw->valid_tx_ant; |
| 1102 | } |
| 1103 | |
| 1104 | static inline u8 iwl_mvm_get_valid_rx_ant(struct iwl_mvm *mvm) |
| 1105 | { |
| 1106 | return mvm->nvm_data && mvm->nvm_data->valid_rx_ant ? |
| 1107 | mvm->fw->valid_rx_ant & mvm->nvm_data->valid_rx_ant : |
| 1108 | mvm->fw->valid_rx_ant; |
| 1109 | } |
| 1110 | |
| 1111 | static inline u32 iwl_mvm_get_phy_config(struct iwl_mvm *mvm) |
| 1112 | { |
| 1113 | u32 phy_config = ~(FW_PHY_CFG_TX_CHAIN | |
| 1114 | FW_PHY_CFG_RX_CHAIN); |
| 1115 | u32 valid_rx_ant = iwl_mvm_get_valid_rx_ant(mvm); |
| 1116 | u32 valid_tx_ant = iwl_mvm_get_valid_tx_ant(mvm); |
| 1117 | |
| 1118 | phy_config |= valid_tx_ant << FW_PHY_CFG_TX_CHAIN_POS | |
| 1119 | valid_rx_ant << FW_PHY_CFG_RX_CHAIN_POS; |
| 1120 | |
| 1121 | return mvm->fw->phy_config & phy_config; |
| 1122 | } |
| 1123 | |
| 1124 | int iwl_mvm_up(struct iwl_mvm *mvm); |
| 1125 | int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); |
| 1126 | |
| 1127 | int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); |
| 1128 | bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, |
| 1129 | struct iwl_bcast_filter_cmd *cmd); |
| 1130 | |
| 1131 | /* |
| 1132 | * FW notifications / CMD responses handlers |
| 1133 | * Convention: iwl_mvm_rx_<NAME OF THE CMD> |
| 1134 | */ |
| 1135 | void iwl_mvm_rx_rx_phy_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); |
| 1136 | void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, |
| 1137 | struct iwl_rx_cmd_buffer *rxb); |
| 1138 | void iwl_mvm_rx_phy_cmd_mq(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); |
| 1139 | void iwl_mvm_rx_mpdu_mq(struct iwl_mvm *mvm, struct napi_struct *napi, |
| 1140 | struct iwl_rx_cmd_buffer *rxb, int queue); |
| 1141 | void iwl_mvm_rx_frame_release(struct iwl_mvm *mvm, |
| 1142 | struct iwl_rx_cmd_buffer *rxb, int queue); |
| 1143 | void iwl_mvm_rx_tx_cmd(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); |
| 1144 | void iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); |
| 1145 | void iwl_mvm_rx_ant_coupling_notif(struct iwl_mvm *mvm, |
| 1146 | struct iwl_rx_cmd_buffer *rxb); |
| 1147 | void iwl_mvm_rx_fw_error(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); |
| 1148 | void iwl_mvm_rx_card_state_notif(struct iwl_mvm *mvm, |
| 1149 | struct iwl_rx_cmd_buffer *rxb); |
| 1150 | void iwl_mvm_rx_mfuart_notif(struct iwl_mvm *mvm, |
| 1151 | struct iwl_rx_cmd_buffer *rxb); |
| 1152 | void iwl_mvm_rx_shared_mem_cfg_notif(struct iwl_mvm *mvm, |
| 1153 | struct iwl_rx_cmd_buffer *rxb); |
| 1154 | |
| 1155 | /* MVM PHY */ |
| 1156 | int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, |
| 1157 | struct cfg80211_chan_def *chandef, |
| 1158 | u8 chains_static, u8 chains_dynamic); |
| 1159 | int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, |
| 1160 | struct cfg80211_chan_def *chandef, |
| 1161 | u8 chains_static, u8 chains_dynamic); |
| 1162 | void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, |
| 1163 | struct iwl_mvm_phy_ctxt *ctxt); |
| 1164 | void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, |
| 1165 | struct iwl_mvm_phy_ctxt *ctxt); |
| 1166 | int iwl_mvm_phy_ctx_count(struct iwl_mvm *mvm); |
| 1167 | u8 iwl_mvm_get_channel_width(struct cfg80211_chan_def *chandef); |
| 1168 | u8 iwl_mvm_get_ctrl_pos(struct cfg80211_chan_def *chandef); |
| 1169 | |
| 1170 | /* MAC (virtual interface) programming */ |
| 1171 | int iwl_mvm_mac_ctxt_init(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1172 | void iwl_mvm_mac_ctxt_release(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1173 | int iwl_mvm_mac_ctxt_add(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1174 | int iwl_mvm_mac_ctxt_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1175 | bool force_assoc_off, const u8 *bssid_override); |
| 1176 | int iwl_mvm_mac_ctxt_remove(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1177 | u32 iwl_mvm_mac_get_queues_mask(struct ieee80211_vif *vif); |
| 1178 | int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, |
| 1179 | struct ieee80211_vif *vif); |
| 1180 | void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm, |
| 1181 | struct iwl_rx_cmd_buffer *rxb); |
| 1182 | void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, |
| 1183 | struct iwl_rx_cmd_buffer *rxb); |
| 1184 | void iwl_mvm_mac_ctxt_recalc_tsf_id(struct iwl_mvm *mvm, |
| 1185 | struct ieee80211_vif *vif); |
| 1186 | unsigned long iwl_mvm_get_used_hw_queues(struct iwl_mvm *mvm, |
| 1187 | struct ieee80211_vif *exclude_vif); |
| 1188 | /* Bindings */ |
| 1189 | int iwl_mvm_binding_add_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1190 | int iwl_mvm_binding_remove_vif(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1191 | |
| 1192 | /* Quota management */ |
| 1193 | int iwl_mvm_update_quotas(struct iwl_mvm *mvm, bool force_upload, |
| 1194 | struct ieee80211_vif *disabled_vif); |
| 1195 | |
| 1196 | /* Scanning */ |
| 1197 | int iwl_mvm_reg_scan_start(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1198 | struct cfg80211_scan_request *req, |
| 1199 | struct ieee80211_scan_ies *ies); |
| 1200 | int iwl_mvm_scan_size(struct iwl_mvm *mvm); |
| 1201 | int iwl_mvm_scan_stop(struct iwl_mvm *mvm, int type, bool notify); |
| 1202 | int iwl_mvm_max_scan_ie_len(struct iwl_mvm *mvm); |
| 1203 | void iwl_mvm_report_scan_aborted(struct iwl_mvm *mvm); |
| 1204 | |
| 1205 | /* Scheduled scan */ |
| 1206 | void iwl_mvm_rx_lmac_scan_complete_notif(struct iwl_mvm *mvm, |
| 1207 | struct iwl_rx_cmd_buffer *rxb); |
| 1208 | void iwl_mvm_rx_lmac_scan_iter_complete_notif(struct iwl_mvm *mvm, |
| 1209 | struct iwl_rx_cmd_buffer *rxb); |
| 1210 | int iwl_mvm_sched_scan_start(struct iwl_mvm *mvm, |
| 1211 | struct ieee80211_vif *vif, |
| 1212 | struct cfg80211_sched_scan_request *req, |
| 1213 | struct ieee80211_scan_ies *ies, |
| 1214 | int type); |
| 1215 | void iwl_mvm_rx_scan_match_found(struct iwl_mvm *mvm, |
| 1216 | struct iwl_rx_cmd_buffer *rxb); |
| 1217 | |
| 1218 | /* UMAC scan */ |
| 1219 | int iwl_mvm_config_scan(struct iwl_mvm *mvm); |
| 1220 | void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, |
| 1221 | struct iwl_rx_cmd_buffer *rxb); |
| 1222 | void iwl_mvm_rx_umac_scan_iter_complete_notif(struct iwl_mvm *mvm, |
| 1223 | struct iwl_rx_cmd_buffer *rxb); |
| 1224 | |
| 1225 | /* MVM debugfs */ |
| 1226 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 1227 | int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir); |
| 1228 | void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1229 | void iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1230 | #else |
| 1231 | static inline int iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, |
| 1232 | struct dentry *dbgfs_dir) |
| 1233 | { |
| 1234 | return 0; |
| 1235 | } |
| 1236 | static inline void |
| 1237 | iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif) |
| 1238 | { |
| 1239 | } |
| 1240 | static inline void |
| 1241 | iwl_mvm_vif_dbgfs_clean(struct iwl_mvm *mvm, struct ieee80211_vif *vif) |
| 1242 | { |
| 1243 | } |
| 1244 | #endif /* CONFIG_IWLWIFI_DEBUGFS */ |
| 1245 | |
| 1246 | /* rate scaling */ |
| 1247 | int iwl_mvm_send_lq_cmd(struct iwl_mvm *mvm, struct iwl_lq_cmd *lq, bool init); |
| 1248 | void iwl_mvm_update_frame_stats(struct iwl_mvm *mvm, u32 rate, bool agg); |
| 1249 | int rs_pretty_print_rate(char *buf, const u32 rate); |
| 1250 | void rs_update_last_rssi(struct iwl_mvm *mvm, |
| 1251 | struct iwl_lq_sta *lq_sta, |
| 1252 | struct ieee80211_rx_status *rx_status); |
| 1253 | |
| 1254 | /* power management */ |
| 1255 | int iwl_mvm_power_update_device(struct iwl_mvm *mvm); |
| 1256 | int iwl_mvm_power_update_mac(struct iwl_mvm *mvm); |
| 1257 | int iwl_mvm_power_update_ps(struct iwl_mvm *mvm); |
| 1258 | int iwl_mvm_power_mac_dbgfs_read(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1259 | char *buf, int bufsz); |
| 1260 | |
| 1261 | void iwl_mvm_power_vif_assoc(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1262 | void iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm, |
| 1263 | struct iwl_rx_cmd_buffer *rxb); |
| 1264 | |
| 1265 | #ifdef CONFIG_IWLWIFI_LEDS |
| 1266 | int iwl_mvm_leds_init(struct iwl_mvm *mvm); |
| 1267 | void iwl_mvm_leds_exit(struct iwl_mvm *mvm); |
| 1268 | #else |
| 1269 | static inline int iwl_mvm_leds_init(struct iwl_mvm *mvm) |
| 1270 | { |
| 1271 | return 0; |
| 1272 | } |
| 1273 | static inline void iwl_mvm_leds_exit(struct iwl_mvm *mvm) |
| 1274 | { |
| 1275 | } |
| 1276 | #endif |
| 1277 | |
| 1278 | /* D3 (WoWLAN, NetDetect) */ |
| 1279 | int iwl_mvm_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); |
| 1280 | int iwl_mvm_resume(struct ieee80211_hw *hw); |
| 1281 | int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm, |
| 1282 | struct ieee80211_vif *vif, |
| 1283 | bool configure_keys, |
| 1284 | u32 cmd_flags); |
| 1285 | void iwl_mvm_set_wakeup(struct ieee80211_hw *hw, bool enabled); |
| 1286 | void iwl_mvm_set_rekey_data(struct ieee80211_hw *hw, |
| 1287 | struct ieee80211_vif *vif, |
| 1288 | struct cfg80211_gtk_rekey_data *data); |
| 1289 | void iwl_mvm_ipv6_addr_change(struct ieee80211_hw *hw, |
| 1290 | struct ieee80211_vif *vif, |
| 1291 | struct inet6_dev *idev); |
| 1292 | void iwl_mvm_set_default_unicast_key(struct ieee80211_hw *hw, |
| 1293 | struct ieee80211_vif *vif, int idx); |
| 1294 | extern const struct file_operations iwl_dbgfs_d3_test_ops; |
| 1295 | #ifdef CONFIG_PM_SLEEP |
| 1296 | void iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, |
| 1297 | struct ieee80211_vif *vif); |
| 1298 | #else |
| 1299 | static inline void |
| 1300 | iwl_mvm_set_last_nonqos_seq(struct iwl_mvm *mvm, struct ieee80211_vif *vif) |
| 1301 | { |
| 1302 | } |
| 1303 | #endif |
| 1304 | void iwl_mvm_set_wowlan_qos_seq(struct iwl_mvm_sta *mvm_ap_sta, |
| 1305 | struct iwl_wowlan_config_cmd *cmd); |
| 1306 | int iwl_mvm_send_proto_offload(struct iwl_mvm *mvm, |
| 1307 | struct ieee80211_vif *vif, |
| 1308 | bool disable_offloading, |
| 1309 | bool offload_ns, |
| 1310 | u32 cmd_flags); |
| 1311 | |
| 1312 | /* D0i3 */ |
| 1313 | void iwl_mvm_ref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); |
| 1314 | void iwl_mvm_unref(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); |
| 1315 | int iwl_mvm_ref_sync(struct iwl_mvm *mvm, enum iwl_mvm_ref_type ref_type); |
| 1316 | bool iwl_mvm_ref_taken(struct iwl_mvm *mvm); |
| 1317 | void iwl_mvm_d0i3_enable_tx(struct iwl_mvm *mvm, __le16 *qos_seq); |
| 1318 | int iwl_mvm_enter_d0i3(struct iwl_op_mode *op_mode); |
| 1319 | int iwl_mvm_exit_d0i3(struct iwl_op_mode *op_mode); |
| 1320 | int _iwl_mvm_exit_d0i3(struct iwl_mvm *mvm); |
| 1321 | |
| 1322 | /* BT Coex */ |
| 1323 | int iwl_send_bt_init_conf(struct iwl_mvm *mvm); |
| 1324 | void iwl_mvm_rx_bt_coex_notif(struct iwl_mvm *mvm, |
| 1325 | struct iwl_rx_cmd_buffer *rxb); |
| 1326 | void iwl_mvm_bt_rssi_event(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1327 | enum ieee80211_rssi_event_data); |
| 1328 | void iwl_mvm_bt_coex_vif_change(struct iwl_mvm *mvm); |
| 1329 | u16 iwl_mvm_coex_agg_time_limit(struct iwl_mvm *mvm, |
| 1330 | struct ieee80211_sta *sta); |
| 1331 | bool iwl_mvm_bt_coex_is_mimo_allowed(struct iwl_mvm *mvm, |
| 1332 | struct ieee80211_sta *sta); |
| 1333 | bool iwl_mvm_bt_coex_is_ant_avail(struct iwl_mvm *mvm, u8 ant); |
| 1334 | bool iwl_mvm_bt_coex_is_shared_ant_avail(struct iwl_mvm *mvm); |
| 1335 | bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, |
| 1336 | enum ieee80211_band band); |
| 1337 | u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, |
| 1338 | struct ieee80211_tx_info *info, u8 ac); |
| 1339 | |
| 1340 | bool iwl_mvm_bt_coex_is_shared_ant_avail_old(struct iwl_mvm *mvm); |
| 1341 | void iwl_mvm_bt_coex_vif_change_old(struct iwl_mvm *mvm); |
| 1342 | int iwl_send_bt_init_conf_old(struct iwl_mvm *mvm); |
| 1343 | void iwl_mvm_rx_bt_coex_notif_old(struct iwl_mvm *mvm, |
| 1344 | struct iwl_rx_cmd_buffer *rxb); |
| 1345 | void iwl_mvm_bt_rssi_event_old(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1346 | enum ieee80211_rssi_event_data); |
| 1347 | u16 iwl_mvm_coex_agg_time_limit_old(struct iwl_mvm *mvm, |
| 1348 | struct ieee80211_sta *sta); |
| 1349 | bool iwl_mvm_bt_coex_is_mimo_allowed_old(struct iwl_mvm *mvm, |
| 1350 | struct ieee80211_sta *sta); |
| 1351 | bool iwl_mvm_bt_coex_is_tpc_allowed_old(struct iwl_mvm *mvm, |
| 1352 | enum ieee80211_band band); |
| 1353 | void iwl_mvm_rx_ant_coupling_notif_old(struct iwl_mvm *mvm, |
| 1354 | struct iwl_rx_cmd_buffer *rxb); |
| 1355 | |
| 1356 | /* beacon filtering */ |
| 1357 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
| 1358 | void |
| 1359 | iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, |
| 1360 | struct iwl_beacon_filter_cmd *cmd); |
| 1361 | #else |
| 1362 | static inline void |
| 1363 | iwl_mvm_beacon_filter_debugfs_parameters(struct ieee80211_vif *vif, |
| 1364 | struct iwl_beacon_filter_cmd *cmd) |
| 1365 | {} |
| 1366 | #endif |
| 1367 | int iwl_mvm_update_d0i3_power_mode(struct iwl_mvm *mvm, |
| 1368 | struct ieee80211_vif *vif, |
| 1369 | bool enable, u32 flags); |
| 1370 | int iwl_mvm_enable_beacon_filter(struct iwl_mvm *mvm, |
| 1371 | struct ieee80211_vif *vif, |
| 1372 | u32 flags); |
| 1373 | int iwl_mvm_disable_beacon_filter(struct iwl_mvm *mvm, |
| 1374 | struct ieee80211_vif *vif, |
| 1375 | u32 flags); |
| 1376 | /* SMPS */ |
| 1377 | void iwl_mvm_update_smps(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1378 | enum iwl_mvm_smps_type_request req_type, |
| 1379 | enum ieee80211_smps_mode smps_request); |
| 1380 | bool iwl_mvm_rx_diversity_allowed(struct iwl_mvm *mvm); |
| 1381 | |
| 1382 | /* Low latency */ |
| 1383 | int iwl_mvm_update_low_latency(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1384 | bool value); |
| 1385 | /* get SystemLowLatencyMode - only needed for beacon threshold? */ |
| 1386 | bool iwl_mvm_low_latency(struct iwl_mvm *mvm); |
| 1387 | /* get VMACLowLatencyMode */ |
| 1388 | static inline bool iwl_mvm_vif_low_latency(struct iwl_mvm_vif *mvmvif) |
| 1389 | { |
| 1390 | /* |
| 1391 | * should this consider associated/active/... state? |
| 1392 | * |
| 1393 | * Normally low-latency should only be active on interfaces |
| 1394 | * that are active, but at least with debugfs it can also be |
| 1395 | * enabled on interfaces that aren't active. However, when |
| 1396 | * interface aren't active then they aren't added into the |
| 1397 | * binding, so this has no real impact. For now, just return |
| 1398 | * the current desired low-latency state. |
| 1399 | */ |
| 1400 | |
| 1401 | return mvmvif->low_latency; |
| 1402 | } |
| 1403 | |
| 1404 | /* hw scheduler queue config */ |
| 1405 | void iwl_mvm_enable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, |
| 1406 | u16 ssn, const struct iwl_trans_txq_scd_cfg *cfg, |
| 1407 | unsigned int wdg_timeout); |
| 1408 | /* |
| 1409 | * Disable a TXQ. |
| 1410 | * Note that in non-DQA mode the %mac80211_queue and %tid params are ignored. |
| 1411 | */ |
| 1412 | void iwl_mvm_disable_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, |
| 1413 | u8 tid, u8 flags); |
| 1414 | int iwl_mvm_find_free_queue(struct iwl_mvm *mvm, u8 minq, u8 maxq); |
| 1415 | |
| 1416 | /* Return a bitmask with all the hw supported queues, except for the |
| 1417 | * command queue, which can't be flushed. |
| 1418 | */ |
| 1419 | static inline u32 iwl_mvm_flushable_queues(struct iwl_mvm *mvm) |
| 1420 | { |
| 1421 | return ((BIT(mvm->cfg->base_params->num_of_queues) - 1) & |
| 1422 | ~BIT(IWL_MVM_CMD_QUEUE)); |
| 1423 | } |
| 1424 | |
| 1425 | static inline |
| 1426 | void iwl_mvm_enable_ac_txq(struct iwl_mvm *mvm, int queue, int mac80211_queue, |
| 1427 | u8 fifo, u16 ssn, unsigned int wdg_timeout) |
| 1428 | { |
| 1429 | struct iwl_trans_txq_scd_cfg cfg = { |
| 1430 | .fifo = fifo, |
| 1431 | .tid = IWL_MAX_TID_COUNT, |
| 1432 | .aggregate = false, |
| 1433 | .frame_limit = IWL_FRAME_LIMIT, |
| 1434 | }; |
| 1435 | |
| 1436 | iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout); |
| 1437 | } |
| 1438 | |
| 1439 | static inline void iwl_mvm_enable_agg_txq(struct iwl_mvm *mvm, int queue, |
| 1440 | int mac80211_queue, int fifo, |
| 1441 | int sta_id, int tid, int frame_limit, |
| 1442 | u16 ssn, unsigned int wdg_timeout) |
| 1443 | { |
| 1444 | struct iwl_trans_txq_scd_cfg cfg = { |
| 1445 | .fifo = fifo, |
| 1446 | .sta_id = sta_id, |
| 1447 | .tid = tid, |
| 1448 | .frame_limit = frame_limit, |
| 1449 | .aggregate = true, |
| 1450 | }; |
| 1451 | |
| 1452 | iwl_mvm_enable_txq(mvm, queue, mac80211_queue, ssn, &cfg, wdg_timeout); |
| 1453 | } |
| 1454 | |
| 1455 | /* Thermal management and CT-kill */ |
| 1456 | void iwl_mvm_tt_tx_backoff(struct iwl_mvm *mvm, u32 backoff); |
| 1457 | void iwl_mvm_tt_temp_changed(struct iwl_mvm *mvm, u32 temp); |
| 1458 | void iwl_mvm_temp_notif(struct iwl_mvm *mvm, |
| 1459 | struct iwl_rx_cmd_buffer *rxb); |
| 1460 | void iwl_mvm_tt_handler(struct iwl_mvm *mvm); |
| 1461 | void iwl_mvm_tt_initialize(struct iwl_mvm *mvm, u32 min_backoff); |
| 1462 | void iwl_mvm_tt_exit(struct iwl_mvm *mvm); |
| 1463 | void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state); |
| 1464 | int iwl_mvm_get_temp(struct iwl_mvm *mvm); |
| 1465 | |
| 1466 | /* Location Aware Regulatory */ |
| 1467 | struct iwl_mcc_update_resp * |
| 1468 | iwl_mvm_update_mcc(struct iwl_mvm *mvm, const char *alpha2, |
| 1469 | enum iwl_mcc_source src_id); |
| 1470 | int iwl_mvm_init_mcc(struct iwl_mvm *mvm); |
| 1471 | void iwl_mvm_rx_chub_update_mcc(struct iwl_mvm *mvm, |
| 1472 | struct iwl_rx_cmd_buffer *rxb); |
| 1473 | struct ieee80211_regdomain *iwl_mvm_get_regdomain(struct wiphy *wiphy, |
| 1474 | const char *alpha2, |
| 1475 | enum iwl_mcc_source src_id, |
| 1476 | bool *changed); |
| 1477 | struct ieee80211_regdomain *iwl_mvm_get_current_regdomain(struct iwl_mvm *mvm, |
| 1478 | bool *changed); |
| 1479 | int iwl_mvm_init_fw_regd(struct iwl_mvm *mvm); |
| 1480 | void iwl_mvm_update_changed_regdom(struct iwl_mvm *mvm); |
| 1481 | |
| 1482 | /* smart fifo */ |
| 1483 | int iwl_mvm_sf_update(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1484 | bool added_vif); |
| 1485 | |
| 1486 | /* TDLS */ |
| 1487 | |
| 1488 | /* |
| 1489 | * We use TID 4 (VI) as a FW-used-only TID when TDLS connections are present. |
| 1490 | * This TID is marked as used vs the AP and all connected TDLS peers. |
| 1491 | */ |
| 1492 | #define IWL_MVM_TDLS_FW_TID 4 |
| 1493 | |
| 1494 | int iwl_mvm_tdls_sta_count(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
| 1495 | void iwl_mvm_teardown_tdls_peers(struct iwl_mvm *mvm); |
| 1496 | void iwl_mvm_recalc_tdls_state(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1497 | bool sta_added); |
| 1498 | void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw, |
| 1499 | struct ieee80211_vif *vif); |
| 1500 | int iwl_mvm_tdls_channel_switch(struct ieee80211_hw *hw, |
| 1501 | struct ieee80211_vif *vif, |
| 1502 | struct ieee80211_sta *sta, u8 oper_class, |
| 1503 | struct cfg80211_chan_def *chandef, |
| 1504 | struct sk_buff *tmpl_skb, u32 ch_sw_tm_ie); |
| 1505 | void iwl_mvm_tdls_recv_channel_switch(struct ieee80211_hw *hw, |
| 1506 | struct ieee80211_vif *vif, |
| 1507 | struct ieee80211_tdls_ch_sw_params *params); |
| 1508 | void iwl_mvm_tdls_cancel_channel_switch(struct ieee80211_hw *hw, |
| 1509 | struct ieee80211_vif *vif, |
| 1510 | struct ieee80211_sta *sta); |
| 1511 | void iwl_mvm_rx_tdls_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb); |
| 1512 | void iwl_mvm_tdls_ch_switch_work(struct work_struct *work); |
| 1513 | |
| 1514 | struct ieee80211_vif *iwl_mvm_get_bss_vif(struct iwl_mvm *mvm); |
| 1515 | |
| 1516 | void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error); |
| 1517 | unsigned int iwl_mvm_get_wd_timeout(struct iwl_mvm *mvm, |
| 1518 | struct ieee80211_vif *vif, |
| 1519 | bool tdls, bool cmd_q); |
| 1520 | void iwl_mvm_connection_loss(struct iwl_mvm *mvm, struct ieee80211_vif *vif, |
| 1521 | const char *errmsg); |
| 1522 | |
| 1523 | #endif /* __IWL_MVM_H__ */ |