1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2005-2014, 2021 Intel Corporation 4 */ 5 #ifndef __iwl_agn_h__ 6 #define __iwl_agn_h__ 7 8 #include "iwl-config.h" 9 10 #include "dev.h" 11 12 /* The first 11 queues (0-10) are used otherwise */ 13 #define IWLAGN_FIRST_AMPDU_QUEUE 11 14 15 /* AUX (TX during scan dwell) queue */ 16 #define IWL_AUX_QUEUE 10 17 18 #define IWL_INVALID_STATION 255 19 20 /* device operations */ 21 extern const struct iwl_dvm_cfg iwl_dvm_1000_cfg; 22 extern const struct iwl_dvm_cfg iwl_dvm_2000_cfg; 23 extern const struct iwl_dvm_cfg iwl_dvm_105_cfg; 24 extern const struct iwl_dvm_cfg iwl_dvm_2030_cfg; 25 extern const struct iwl_dvm_cfg iwl_dvm_5000_cfg; 26 extern const struct iwl_dvm_cfg iwl_dvm_5150_cfg; 27 extern const struct iwl_dvm_cfg iwl_dvm_6000_cfg; 28 extern const struct iwl_dvm_cfg iwl_dvm_6005_cfg; 29 extern const struct iwl_dvm_cfg iwl_dvm_6050_cfg; 30 extern const struct iwl_dvm_cfg iwl_dvm_6030_cfg; 31 32 33 #define TIME_UNIT 1024 34 35 /***************************************************** 36 * DRIVER STATUS FUNCTIONS 37 ******************************************************/ 38 #define STATUS_RF_KILL_HW 0 39 #define STATUS_CT_KILL 1 40 #define STATUS_ALIVE 2 41 #define STATUS_READY 3 42 #define STATUS_EXIT_PENDING 5 43 #define STATUS_STATISTICS 6 44 #define STATUS_SCANNING 7 45 #define STATUS_SCAN_ABORTING 8 46 #define STATUS_SCAN_HW 9 47 #define STATUS_FW_ERROR 10 48 #define STATUS_CHANNEL_SWITCH_PENDING 11 49 #define STATUS_SCAN_COMPLETE 12 50 #define STATUS_POWER_PMI 13 51 52 struct iwl_ucode_capabilities; 53 54 extern const struct ieee80211_ops iwlagn_hw_ops; 55 56 static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd) 57 { 58 hdr->op_code = cmd; 59 hdr->first_group = 0; 60 hdr->groups_num = 1; 61 hdr->data_valid = 1; 62 } 63 64 void iwl_down(struct iwl_priv *priv); 65 void iwl_cancel_deferred_work(struct iwl_priv *priv); 66 void iwlagn_prepare_restart(struct iwl_priv *priv); 67 void iwl_rx_dispatch(struct iwl_op_mode *op_mode, struct napi_struct *napi, 68 struct iwl_rx_cmd_buffer *rxb); 69 70 bool iwl_check_for_ct_kill(struct iwl_priv *priv); 71 72 void iwlagn_lift_passive_no_rx(struct iwl_priv *priv); 73 74 /* MAC80211 */ 75 struct ieee80211_hw *iwl_alloc_all(void); 76 int iwlagn_mac_setup_register(struct iwl_priv *priv, 77 const struct iwl_ucode_capabilities *capa); 78 void iwlagn_mac_unregister(struct iwl_priv *priv); 79 80 /* commands */ 81 int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd); 82 int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id, 83 u32 flags, u16 len, const void *data); 84 85 /* RXON */ 86 void iwl_connection_init_rx_config(struct iwl_priv *priv, 87 struct iwl_rxon_context *ctx); 88 int iwlagn_set_pan_params(struct iwl_priv *priv); 89 int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx); 90 void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx); 91 int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed); 92 void iwlagn_bss_info_changed(struct ieee80211_hw *hw, 93 struct ieee80211_vif *vif, 94 struct ieee80211_bss_conf *bss_conf, 95 u64 changes); 96 void iwlagn_config_ht40(struct ieee80211_conf *conf, 97 struct iwl_rxon_context *ctx); 98 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf); 99 void iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch, 100 struct iwl_rxon_context *ctx); 101 void iwl_set_flags_for_band(struct iwl_priv *priv, 102 struct iwl_rxon_context *ctx, 103 enum nl80211_band band, 104 struct ieee80211_vif *vif); 105 106 /* uCode */ 107 int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type); 108 void iwl_send_prio_tbl(struct iwl_priv *priv); 109 int iwl_init_alive_start(struct iwl_priv *priv); 110 int iwl_run_init_ucode(struct iwl_priv *priv); 111 int iwl_load_ucode_wait_alive(struct iwl_priv *priv, 112 enum iwl_ucode_type ucode_type); 113 int iwl_send_calib_results(struct iwl_priv *priv); 114 int iwl_calib_set(struct iwl_priv *priv, 115 const struct iwl_calib_hdr *cmd, int len); 116 void iwl_calib_free_results(struct iwl_priv *priv); 117 int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log, 118 char **buf); 119 int iwlagn_hw_valid_rtc_data_addr(u32 addr); 120 121 /* lib */ 122 int iwlagn_send_tx_power(struct iwl_priv *priv); 123 void iwlagn_temperature(struct iwl_priv *priv); 124 int iwlagn_txfifo_flush(struct iwl_priv *priv, u32 scd_q_msk); 125 void iwlagn_dev_txfifo_flush(struct iwl_priv *priv); 126 int iwlagn_send_beacon_cmd(struct iwl_priv *priv); 127 int iwl_send_statistics_request(struct iwl_priv *priv, 128 u8 flags, bool clear); 129 130 static inline const struct ieee80211_supported_band *iwl_get_hw_mode( 131 struct iwl_priv *priv, enum nl80211_band band) 132 { 133 return priv->hw->wiphy->bands[band]; 134 } 135 136 #ifdef CONFIG_PM_SLEEP 137 int iwlagn_send_patterns(struct iwl_priv *priv, 138 struct cfg80211_wowlan *wowlan); 139 int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan); 140 #endif 141 142 /* rx */ 143 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum nl80211_band band); 144 void iwl_setup_rx_handlers(struct iwl_priv *priv); 145 void iwl_chswitch_done(struct iwl_priv *priv, bool is_success); 146 147 148 /* tx */ 149 int iwlagn_tx_skb(struct iwl_priv *priv, 150 struct ieee80211_sta *sta, 151 struct sk_buff *skb); 152 int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif, 153 struct ieee80211_sta *sta, u16 tid, u16 *ssn); 154 int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif, 155 struct ieee80211_sta *sta, u16 tid, u8 buf_size); 156 int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif, 157 struct ieee80211_sta *sta, u16 tid); 158 int iwlagn_tx_agg_flush(struct iwl_priv *priv, struct ieee80211_vif *vif, 159 struct ieee80211_sta *sta, u16 tid); 160 void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv, 161 struct iwl_rx_cmd_buffer *rxb); 162 void iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb); 163 164 static inline u32 iwl_tx_status_to_mac80211(u32 status) 165 { 166 status &= TX_STATUS_MSK; 167 168 switch (status) { 169 case TX_STATUS_SUCCESS: 170 case TX_STATUS_DIRECT_DONE: 171 return IEEE80211_TX_STAT_ACK; 172 case TX_STATUS_FAIL_DEST_PS: 173 case TX_STATUS_FAIL_PASSIVE_NO_RX: 174 return IEEE80211_TX_STAT_TX_FILTERED; 175 default: 176 return 0; 177 } 178 } 179 180 static inline bool iwl_is_tx_success(u32 status) 181 { 182 status &= TX_STATUS_MSK; 183 return (status == TX_STATUS_SUCCESS) || 184 (status == TX_STATUS_DIRECT_DONE); 185 } 186 187 u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid); 188 189 /* scan */ 190 void iwlagn_post_scan(struct iwl_priv *priv); 191 int iwl_force_rf_reset(struct iwl_priv *priv, bool external); 192 void iwl_init_scan_params(struct iwl_priv *priv); 193 int iwl_scan_cancel(struct iwl_priv *priv); 194 void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms); 195 void iwl_force_scan_end(struct iwl_priv *priv); 196 void iwl_internal_short_hw_scan(struct iwl_priv *priv); 197 void iwl_setup_rx_scan_handlers(struct iwl_priv *priv); 198 void iwl_setup_scan_deferred_work(struct iwl_priv *priv); 199 void iwl_cancel_scan_deferred_work(struct iwl_priv *priv); 200 int __must_check iwl_scan_initiate(struct iwl_priv *priv, 201 struct ieee80211_vif *vif, 202 enum iwl_scan_type scan_type, 203 enum nl80211_band band); 204 205 /* For faster active scanning, scan will move to the next channel if fewer than 206 * PLCP_QUIET_THRESH packets are heard on this channel within 207 * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell 208 * time if it's a quiet channel (nothing responded to our probe, and there's 209 * no other traffic). 210 * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */ 211 #define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */ 212 #define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */ 213 214 #define IWL_SCAN_CHECK_WATCHDOG (HZ * 15) 215 216 217 /* bt coex */ 218 void iwlagn_send_advance_bt_config(struct iwl_priv *priv); 219 void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv); 220 void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv); 221 void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv); 222 void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv); 223 void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena); 224 225 static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv) 226 { 227 return priv->lib->bt_params && 228 priv->lib->bt_params->advanced_bt_coexist; 229 } 230 231 #ifdef CONFIG_IWLWIFI_DEBUG 232 const char *iwl_get_tx_fail_reason(u32 status); 233 const char *iwl_get_agg_tx_fail_reason(u16 status); 234 #else 235 static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; } 236 static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; } 237 #endif 238 239 240 /* station management */ 241 int iwlagn_manage_ibss_station(struct iwl_priv *priv, 242 struct ieee80211_vif *vif, bool add); 243 #define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */ 244 #define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */ 245 #define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of 246 being activated */ 247 #define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211; 248 (this is for the IBSS BSSID stations) */ 249 #define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */ 250 251 252 void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx); 253 void iwl_clear_ucode_stations(struct iwl_priv *priv, 254 struct iwl_rxon_context *ctx); 255 void iwl_dealloc_bcast_stations(struct iwl_priv *priv); 256 int iwl_get_free_ucode_key_offset(struct iwl_priv *priv); 257 int iwl_send_add_sta(struct iwl_priv *priv, 258 struct iwl_addsta_cmd *sta, u8 flags); 259 int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 260 const u8 *addr, bool is_ap, 261 struct ieee80211_sta *sta, u8 *sta_id_r); 262 int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id, 263 const u8 *addr); 264 void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id, 265 const u8 *addr); 266 u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 267 const u8 *addr, bool is_ap, struct ieee80211_sta *sta); 268 269 int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 270 struct iwl_link_quality_cmd *lq, u8 flags, bool init); 271 void iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb); 272 int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 273 struct ieee80211_sta *sta); 274 275 bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv, 276 struct iwl_rxon_context *ctx, 277 struct ieee80211_sta *sta); 278 279 static inline int iwl_sta_id(struct ieee80211_sta *sta) 280 { 281 if (WARN_ON(!sta)) 282 return IWL_INVALID_STATION; 283 284 return ((struct iwl_station_priv *)sta->drv_priv)->sta_id; 285 } 286 287 int iwlagn_alloc_bcast_station(struct iwl_priv *priv, 288 struct iwl_rxon_context *ctx); 289 int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 290 const u8 *addr, u8 *sta_id_r); 291 int iwl_remove_default_wep_key(struct iwl_priv *priv, 292 struct iwl_rxon_context *ctx, 293 struct ieee80211_key_conf *key); 294 int iwl_set_default_wep_key(struct iwl_priv *priv, 295 struct iwl_rxon_context *ctx, 296 struct ieee80211_key_conf *key); 297 int iwl_restore_default_wep_keys(struct iwl_priv *priv, 298 struct iwl_rxon_context *ctx); 299 int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 300 struct ieee80211_key_conf *key, 301 struct ieee80211_sta *sta); 302 int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx, 303 struct ieee80211_key_conf *key, 304 struct ieee80211_sta *sta); 305 void iwl_update_tkip_key(struct iwl_priv *priv, 306 struct ieee80211_vif *vif, 307 struct ieee80211_key_conf *keyconf, 308 struct ieee80211_sta *sta, u32 iv32, u16 *phase1key); 309 int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid); 310 int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, 311 int tid, u16 ssn); 312 int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, 313 int tid); 314 void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt); 315 int iwl_update_bcast_station(struct iwl_priv *priv, 316 struct iwl_rxon_context *ctx); 317 int iwl_update_bcast_stations(struct iwl_priv *priv); 318 319 /* rate */ 320 static inline u32 iwl_ant_idx_to_flags(u8 ant_idx) 321 { 322 return BIT(ant_idx) << RATE_MCS_ANT_POS; 323 } 324 325 static inline u8 iwl_hw_get_rate(__le32 rate_n_flags) 326 { 327 return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK; 328 } 329 330 static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags) 331 { 332 return cpu_to_le32(flags|(u32)rate); 333 } 334 335 int iwl_alive_start(struct iwl_priv *priv); 336 337 #ifdef CONFIG_IWLWIFI_DEBUG 338 void iwl_print_rx_config_cmd(struct iwl_priv *priv, 339 enum iwl_rxon_context_id ctxid); 340 #else 341 static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv, 342 enum iwl_rxon_context_id ctxid) 343 { 344 } 345 #endif 346 347 /* status checks */ 348 349 static inline int iwl_is_ready(struct iwl_priv *priv) 350 { 351 /* The adapter is 'ready' if READY EXIT_PENDING is not set */ 352 return test_bit(STATUS_READY, &priv->status) && 353 !test_bit(STATUS_EXIT_PENDING, &priv->status); 354 } 355 356 static inline int iwl_is_alive(struct iwl_priv *priv) 357 { 358 return test_bit(STATUS_ALIVE, &priv->status); 359 } 360 361 static inline int iwl_is_rfkill(struct iwl_priv *priv) 362 { 363 return test_bit(STATUS_RF_KILL_HW, &priv->status); 364 } 365 366 static inline int iwl_is_ctkill(struct iwl_priv *priv) 367 { 368 return test_bit(STATUS_CT_KILL, &priv->status); 369 } 370 371 static inline int iwl_is_ready_rf(struct iwl_priv *priv) 372 { 373 if (iwl_is_rfkill(priv)) 374 return 0; 375 376 return iwl_is_ready(priv); 377 } 378 379 static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state) 380 { 381 if (state) 382 set_bit(STATUS_POWER_PMI, &priv->status); 383 else 384 clear_bit(STATUS_POWER_PMI, &priv->status); 385 iwl_trans_set_pmi(priv->trans, state); 386 } 387 388 #ifdef CONFIG_IWLWIFI_DEBUGFS 389 void iwl_dbgfs_register(struct iwl_priv *priv, struct dentry *dbgfs_dir); 390 #else 391 static inline void iwl_dbgfs_register(struct iwl_priv *priv, 392 struct dentry *dbgfs_dir) { } 393 #endif /* CONFIG_IWLWIFI_DEBUGFS */ 394 395 #ifdef CONFIG_IWLWIFI_DEBUG 396 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \ 397 do { \ 398 if (!iwl_is_rfkill((m))) \ 399 IWL_ERR(m, fmt, ##args); \ 400 else \ 401 __iwl_err((m)->dev, \ 402 iwl_have_debug_level(IWL_DL_RADIO) ? \ 403 IWL_ERR_MODE_RFKILL : \ 404 IWL_ERR_MODE_TRACE_ONLY, \ 405 fmt, ##args); \ 406 } while (0) 407 #else 408 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \ 409 do { \ 410 if (!iwl_is_rfkill((m))) \ 411 IWL_ERR(m, fmt, ##args); \ 412 else \ 413 __iwl_err((m)->dev, IWL_ERR_MODE_TRACE_ONLY, \ 414 fmt, ##args); \ 415 } while (0) 416 #endif /* CONFIG_IWLWIFI_DEBUG */ 417 418 #endif /* __iwl_agn_h__ */ 419