drivers/net/wireless/iwlwifi/dvm/agn.h

   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) 2008 - 2013 Intel Corporation. All rights reserved.
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of version 2 of the GNU General Public License as
  12  * published by the Free Software Foundation.
  13  *
  14  * This program is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
  22  * USA
  23  *
  24  * The full GNU General Public License is included in this distribution
  25  * in the file called COPYING.
  26  *
  27  * Contact Information:
  28  *  Intel Linux Wireless <ilw@linux.intel.com>
  29  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  30  *
  31  * BSD LICENSE
  32  *
  33  * Copyright(c) 2005 - 2013 Intel Corporation. All rights reserved.
  34  * All rights reserved.
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  36  * Redistribution and use in source and binary forms, with or without
  37  * modification, are permitted provided that the following conditions
  38  * are met:
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  40  *  * Redistributions of source code must retain the above copyright
  41  *    notice, this list of conditions and the following disclaimer.
  42  *  * Redistributions in binary form must reproduce the above copyright
  43  *    notice, this list of conditions and the following disclaimer in
  44  *    the documentation and/or other materials provided with the
  45  *    distribution.
  46  *  * Neither the name Intel Corporation nor the names of its
  47  *    contributors may be used to endorse or promote products derived
  48  *    from this software without specific prior written permission.
  49  *
  50  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  51  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  52  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  53  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  54  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  55  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  56  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  57  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  58  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  59  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  60  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  61  *****************************************************************************/
  62
  63 #ifndef __iwl_agn_h__
  64 #define __iwl_agn_h__
  65
  66 #include "iwl-config.h"
  67
  68 #include "dev.h"
  69
  70 /* The first 11 queues (0-10) are used otherwise */
  71 #define IWLAGN_FIRST_AMPDU_QUEUE        11
  72
  73 /* AUX (TX during scan dwell) queue */
  74 #define IWL_AUX_QUEUE           10
  75
  76 #define IWL_INVALID_STATION     255
  77
  78 /* device operations */
  79 extern const struct iwl_dvm_cfg iwl_dvm_1000_cfg;
  80 extern const struct iwl_dvm_cfg iwl_dvm_2000_cfg;
  81 extern const struct iwl_dvm_cfg iwl_dvm_105_cfg;
  82 extern const struct iwl_dvm_cfg iwl_dvm_2030_cfg;
  83 extern const struct iwl_dvm_cfg iwl_dvm_5000_cfg;
  84 extern const struct iwl_dvm_cfg iwl_dvm_5150_cfg;
  85 extern const struct iwl_dvm_cfg iwl_dvm_6000_cfg;
  86 extern const struct iwl_dvm_cfg iwl_dvm_6005_cfg;
  87 extern const struct iwl_dvm_cfg iwl_dvm_6050_cfg;
  88 extern const struct iwl_dvm_cfg iwl_dvm_6030_cfg;
  89
  90
  91 #define TIME_UNIT               1024
  92
  93 /*****************************************************
  94 * DRIVER STATUS FUNCTIONS
  95 ******************************************************/
  96 #define STATUS_RF_KILL_HW       0
  97 #define STATUS_CT_KILL          1
  98 #define STATUS_ALIVE            2
  99 #define STATUS_READY            3
 100 #define STATUS_EXIT_PENDING     5
 101 #define STATUS_STATISTICS       6
 102 #define STATUS_SCANNING         7
 103 #define STATUS_SCAN_ABORTING    8
 104 #define STATUS_SCAN_HW          9
 105 #define STATUS_FW_ERROR         10
 106 #define STATUS_CHANNEL_SWITCH_PENDING 11
 107 #define STATUS_SCAN_COMPLETE    12
 108 #define STATUS_POWER_PMI        13
 109 #define STATUS_SCAN_ROC_EXPIRED 14
 110
 111 struct iwl_ucode_capabilities;
 112
 113 extern struct ieee80211_ops iwlagn_hw_ops;
 114
 115 static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd)
 116 {
 117         hdr->op_code = cmd;
 118         hdr->first_group = 0;
 119         hdr->groups_num = 1;
 120         hdr->data_valid = 1;
 121 }
 122
 123 void iwl_down(struct iwl_priv *priv);
 124 void iwl_cancel_deferred_work(struct iwl_priv *priv);
 125 void iwlagn_prepare_restart(struct iwl_priv *priv);
 126 int __must_check iwl_rx_dispatch(struct iwl_op_mode *op_mode,
 127                                  struct iwl_rx_cmd_buffer *rxb,
 128                                  struct iwl_device_cmd *cmd);
 129
 130 bool iwl_check_for_ct_kill(struct iwl_priv *priv);
 131
 132 void iwlagn_lift_passive_no_rx(struct iwl_priv *priv);
 133
 134 /* MAC80211 */
 135 struct ieee80211_hw *iwl_alloc_all(void);
 136 int iwlagn_mac_setup_register(struct iwl_priv *priv,
 137                               const struct iwl_ucode_capabilities *capa);
 138 void iwlagn_mac_unregister(struct iwl_priv *priv);
 139
 140 /* commands */
 141 int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
 142 int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id,
 143                          u32 flags, u16 len, const void *data);
 144
 145 /* RXON */
 146 void iwl_connection_init_rx_config(struct iwl_priv *priv,
 147                                    struct iwl_rxon_context *ctx);
 148 int iwlagn_set_pan_params(struct iwl_priv *priv);
 149 int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
 150 void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
 151 int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed);
 152 void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
 153                              struct ieee80211_vif *vif,
 154                              struct ieee80211_bss_conf *bss_conf,
 155                              u32 changes);
 156 void iwlagn_config_ht40(struct ieee80211_conf *conf,
 157                         struct iwl_rxon_context *ctx);
 158 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
 159 void iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
 160                          struct iwl_rxon_context *ctx);
 161 void iwl_set_flags_for_band(struct iwl_priv *priv,
 162                             struct iwl_rxon_context *ctx,
 163                             enum ieee80211_band band,
 164                             struct ieee80211_vif *vif);
 165
 166 /* uCode */
 167 int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
 168 void iwl_send_prio_tbl(struct iwl_priv *priv);
 169 int iwl_init_alive_start(struct iwl_priv *priv);
 170 int iwl_run_init_ucode(struct iwl_priv *priv);
 171 int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
 172                               enum iwl_ucode_type ucode_type);
 173 int iwl_send_calib_results(struct iwl_priv *priv);
 174 int iwl_calib_set(struct iwl_priv *priv,
 175                   const struct iwl_calib_hdr *cmd, int len);
 176 void iwl_calib_free_results(struct iwl_priv *priv);
 177 int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
 178                             char **buf);
 179 int iwlagn_hw_valid_rtc_data_addr(u32 addr);
 180
 181 /* lib */
 182 int iwlagn_send_tx_power(struct iwl_priv *priv);
 183 void iwlagn_temperature(struct iwl_priv *priv);
 184 int iwlagn_txfifo_flush(struct iwl_priv *priv, u32 scd_q_msk);
 185 void iwlagn_dev_txfifo_flush(struct iwl_priv *priv);
 186 int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
 187 int iwl_send_statistics_request(struct iwl_priv *priv,
 188                                 u8 flags, bool clear);
 189
 190 static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
 191                         struct iwl_priv *priv, enum ieee80211_band band)
 192 {
 193         return priv->hw->wiphy->bands[band];
 194 }
 195
 196 #ifdef CONFIG_PM_SLEEP
 197 int iwlagn_send_patterns(struct iwl_priv *priv,
 198                          struct cfg80211_wowlan *wowlan);
 199 int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan);
 200 #endif
 201
 202 /* rx */
 203 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
 204 void iwl_setup_rx_handlers(struct iwl_priv *priv);
 205 void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
 206
 207
 208 /* tx */
 209 int iwlagn_tx_skb(struct iwl_priv *priv,
 210                   struct ieee80211_sta *sta,
 211                   struct sk_buff *skb);
 212 int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
 213                         struct ieee80211_sta *sta, u16 tid, u16 *ssn);
 214 int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
 215                         struct ieee80211_sta *sta, u16 tid, u8 buf_size);
 216 int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
 217                        struct ieee80211_sta *sta, u16 tid);
 218 int iwlagn_tx_agg_flush(struct iwl_priv *priv, struct ieee80211_vif *vif,
 219                         struct ieee80211_sta *sta, u16 tid);
 220 int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
 221                                    struct iwl_rx_cmd_buffer *rxb,
 222                                    struct iwl_device_cmd *cmd);
 223 int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
 224                                struct iwl_device_cmd *cmd);
 225
 226 static inline u32 iwl_tx_status_to_mac80211(u32 status)
 227 {
 228         status &= TX_STATUS_MSK;
 229
 230         switch (status) {
 231         case TX_STATUS_SUCCESS:
 232         case TX_STATUS_DIRECT_DONE:
 233                 return IEEE80211_TX_STAT_ACK;
 234         case TX_STATUS_FAIL_DEST_PS:
 235         case TX_STATUS_FAIL_PASSIVE_NO_RX:
 236                 return IEEE80211_TX_STAT_TX_FILTERED;
 237         default:
 238                 return 0;
 239         }
 240 }
 241
 242 static inline bool iwl_is_tx_success(u32 status)
 243 {
 244         status &= TX_STATUS_MSK;
 245         return (status == TX_STATUS_SUCCESS) ||
 246                (status == TX_STATUS_DIRECT_DONE);
 247 }
 248
 249 u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
 250
 251 /* scan */
 252 void iwlagn_post_scan(struct iwl_priv *priv);
 253 void iwlagn_disable_roc(struct iwl_priv *priv);
 254 int iwl_force_rf_reset(struct iwl_priv *priv, bool external);
 255 void iwl_init_scan_params(struct iwl_priv *priv);
 256 int iwl_scan_cancel(struct iwl_priv *priv);
 257 void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
 258 void iwl_force_scan_end(struct iwl_priv *priv);
 259 void iwl_internal_short_hw_scan(struct iwl_priv *priv);
 260 void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
 261 void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
 262 void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
 263 int __must_check iwl_scan_initiate(struct iwl_priv *priv,
 264                                    struct ieee80211_vif *vif,
 265                                    enum iwl_scan_type scan_type,
 266                                    enum ieee80211_band band);
 267
 268 void iwl_scan_roc_expired(struct iwl_priv *priv);
 269 void iwl_scan_offchannel_skb(struct iwl_priv *priv);
 270 void iwl_scan_offchannel_skb_status(struct iwl_priv *priv);
 271
 272 /* For faster active scanning, scan will move to the next channel if fewer than
 273  * PLCP_QUIET_THRESH packets are heard on this channel within
 274  * ACTIVE_QUIET_TIME after sending probe request.  This shortens the dwell
 275  * time if it's a quiet channel (nothing responded to our probe, and there's
 276  * no other traffic).
 277  * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
 278 #define IWL_ACTIVE_QUIET_TIME       cpu_to_le16(10)  /* msec */
 279 #define IWL_PLCP_QUIET_THRESH       cpu_to_le16(1)  /* packets */
 280
 281 #define IWL_SCAN_CHECK_WATCHDOG         (HZ * 15)
 282
 283
 284 /* bt coex */
 285 void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
 286 int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
 287                                   struct iwl_rx_cmd_buffer *rxb,
 288                                   struct iwl_device_cmd *cmd);
 289 void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
 290 void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
 291 void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
 292 void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv);
 293 void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena);
 294
 295 static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
 296 {
 297         return priv->lib->bt_params &&
 298                priv->lib->bt_params->advanced_bt_coexist;
 299 }
 300
 301 #ifdef CONFIG_IWLWIFI_DEBUG
 302 const char *iwl_get_tx_fail_reason(u32 status);
 303 const char *iwl_get_agg_tx_fail_reason(u16 status);
 304 #else
 305 static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
 306 static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
 307 #endif
 308
 309
 310 /* station management */
 311 int iwlagn_manage_ibss_station(struct iwl_priv *priv,
 312                                struct ieee80211_vif *vif, bool add);
 313 #define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
 314 #define IWL_STA_UCODE_ACTIVE  BIT(1) /* ucode entry is active */
 315 #define IWL_STA_UCODE_INPROGRESS  BIT(2) /* ucode entry is in process of
 316                                             being activated */
 317 #define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
 318                                 (this is for the IBSS BSSID stations) */
 319 #define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
 320
 321
 322 void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
 323 void iwl_clear_ucode_stations(struct iwl_priv *priv,
 324                               struct iwl_rxon_context *ctx);
 325 void iwl_dealloc_bcast_stations(struct iwl_priv *priv);
 326 int iwl_get_free_ucode_key_offset(struct iwl_priv *priv);
 327 int iwl_send_add_sta(struct iwl_priv *priv,
 328                      struct iwl_addsta_cmd *sta, u8 flags);
 329 int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 330                            const u8 *addr, bool is_ap,
 331                            struct ieee80211_sta *sta, u8 *sta_id_r);
 332 int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
 333                        const u8 *addr);
 334 void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id,
 335                             const u8 *addr);
 336 u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 337                     const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
 338
 339 int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 340                     struct iwl_link_quality_cmd *lq, u8 flags, bool init);
 341 int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
 342                                struct iwl_device_cmd *cmd);
 343 int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 344                       struct ieee80211_sta *sta);
 345
 346 bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
 347                             struct iwl_rxon_context *ctx,
 348                             struct ieee80211_sta *sta);
 349
 350 static inline int iwl_sta_id(struct ieee80211_sta *sta)
 351 {
 352         if (WARN_ON(!sta))
 353                 return IWL_INVALID_STATION;
 354
 355         return ((struct iwl_station_priv *)sta->drv_priv)->sta_id;
 356 }
 357
 358 int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
 359                                struct iwl_rxon_context *ctx);
 360 int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 361                              const u8 *addr, u8 *sta_id_r);
 362 int iwl_remove_default_wep_key(struct iwl_priv *priv,
 363                                struct iwl_rxon_context *ctx,
 364                                struct ieee80211_key_conf *key);
 365 int iwl_set_default_wep_key(struct iwl_priv *priv,
 366                             struct iwl_rxon_context *ctx,
 367                             struct ieee80211_key_conf *key);
 368 int iwl_restore_default_wep_keys(struct iwl_priv *priv,
 369                                  struct iwl_rxon_context *ctx);
 370 int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 371                         struct ieee80211_key_conf *key,
 372                         struct ieee80211_sta *sta);
 373 int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
 374                            struct ieee80211_key_conf *key,
 375                            struct ieee80211_sta *sta);
 376 void iwl_update_tkip_key(struct iwl_priv *priv,
 377                          struct ieee80211_vif *vif,
 378                          struct ieee80211_key_conf *keyconf,
 379                          struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
 380 int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
 381 int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
 382                          int tid, u16 ssn);
 383 int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
 384                         int tid);
 385 void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
 386 int iwl_update_bcast_station(struct iwl_priv *priv,
 387                              struct iwl_rxon_context *ctx);
 388 int iwl_update_bcast_stations(struct iwl_priv *priv);
 389
 390 /* rate */
 391 static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
 392 {
 393         return BIT(ant_idx) << RATE_MCS_ANT_POS;
 394 }
 395
 396 static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
 397 {
 398         return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK;
 399 }
 400
 401 static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
 402 {
 403         return cpu_to_le32(flags|(u32)rate);
 404 }
 405
 406 extern int iwl_alive_start(struct iwl_priv *priv);
 407
 408 #ifdef CONFIG_IWLWIFI_DEBUG
 409 void iwl_print_rx_config_cmd(struct iwl_priv *priv,
 410                              enum iwl_rxon_context_id ctxid);
 411 #else
 412 static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
 413                                            enum iwl_rxon_context_id ctxid)
 414 {
 415 }
 416 #endif
 417
 418 /* status checks */
 419
 420 static inline int iwl_is_ready(struct iwl_priv *priv)
 421 {
 422         /* The adapter is 'ready' if READY EXIT_PENDING is not set */
 423         return test_bit(STATUS_READY, &priv->status) &&
 424                !test_bit(STATUS_EXIT_PENDING, &priv->status);
 425 }
 426
 427 static inline int iwl_is_alive(struct iwl_priv *priv)
 428 {
 429         return test_bit(STATUS_ALIVE, &priv->status);
 430 }
 431
 432 static inline int iwl_is_rfkill(struct iwl_priv *priv)
 433 {
 434         return test_bit(STATUS_RF_KILL_HW, &priv->status);
 435 }
 436
 437 static inline int iwl_is_ctkill(struct iwl_priv *priv)
 438 {
 439         return test_bit(STATUS_CT_KILL, &priv->status);
 440 }
 441
 442 static inline int iwl_is_ready_rf(struct iwl_priv *priv)
 443 {
 444         if (iwl_is_rfkill(priv))
 445                 return 0;
 446
 447         return iwl_is_ready(priv);
 448 }
 449
 450 static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state)
 451 {
 452         if (state)
 453                 set_bit(STATUS_POWER_PMI, &priv->status);
 454         else
 455                 clear_bit(STATUS_POWER_PMI, &priv->status);
 456         iwl_trans_set_pmi(priv->trans, state);
 457 }
 458
 459 #ifdef CONFIG_IWLWIFI_DEBUGFS
 460 int iwl_dbgfs_register(struct iwl_priv *priv, struct dentry *dbgfs_dir);
 461 #else
 462 static inline int iwl_dbgfs_register(struct iwl_priv *priv,
 463                                      struct dentry *dbgfs_dir)
 464 {
 465         return 0;
 466 }
 467 #endif /* CONFIG_IWLWIFI_DEBUGFS */
 468
 469 #ifdef CONFIG_IWLWIFI_DEBUG
 470 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
 471 do {                                                                    \
 472         if (!iwl_is_rfkill((m)))                                        \
 473                 IWL_ERR(m, fmt, ##args);                                \
 474         else                                                            \
 475                 __iwl_err((m)->dev, true,                               \
 476                           !iwl_have_debug_level(IWL_DL_RADIO),          \
 477                           fmt, ##args);                                 \
 478 } while (0)
 479 #else
 480 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
 481 do {                                                                    \
 482         if (!iwl_is_rfkill((m)))                                        \
 483                 IWL_ERR(m, fmt, ##args);                                \
 484         else                                                            \
 485                 __iwl_err((m)->dev, true, true, fmt, ##args);   \
 486 } while (0)
 487 #endif                          /* CONFIG_IWLWIFI_DEBUG */
 488
 489 extern const char *iwl_dvm_cmd_strings[REPLY_MAX];
 490
 491 static inline const char *iwl_dvm_get_cmd_string(u8 cmd)
 492 {
 493         const char *s = iwl_dvm_cmd_strings[cmd];
 494         if (s)
 495                 return s;
 496         return "UNKNOWN";
 497 }
 498 #endif /* __iwl_agn_h__ */