1 /******************************************************************************
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.
8 * Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved.
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.
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.
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,
24 * The full GNU General Public License is included in this distribution
25 * in the file called LICENSE.GPL.
27 * Contact Information:
28 * Intel Linux Wireless <ilw@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
33 * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved.
34 * All rights reserved.
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
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
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.
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 *****************************************************************************/
66 #include "iwl-config.h"
70 /* The first 11 queues (0-10) are used otherwise */
71 #define IWLAGN_FIRST_AMPDU_QUEUE 11
73 /* AUX (TX during scan dwell) queue */
74 #define IWL_AUX_QUEUE 10
76 /* device operations */
77 extern struct iwl_lib_ops iwl1000_lib;
78 extern struct iwl_lib_ops iwl2000_lib;
79 extern struct iwl_lib_ops iwl2030_lib;
80 extern struct iwl_lib_ops iwl5000_lib;
81 extern struct iwl_lib_ops iwl5150_lib;
82 extern struct iwl_lib_ops iwl6000_lib;
83 extern struct iwl_lib_ops iwl6030_lib;
86 #define TIME_UNIT 1024
88 /*****************************************************
89 * DRIVER STATUS FUNCTIONS
90 ******************************************************/
91 #define STATUS_RF_KILL_HW 0
92 #define STATUS_CT_KILL 1
93 #define STATUS_ALIVE 2
94 #define STATUS_READY 3
95 #define STATUS_EXIT_PENDING 5
96 #define STATUS_STATISTICS 6
97 #define STATUS_SCANNING 7
98 #define STATUS_SCAN_ABORTING 8
99 #define STATUS_SCAN_HW 9
100 #define STATUS_FW_ERROR 10
101 #define STATUS_CHANNEL_SWITCH_PENDING 11
102 #define STATUS_SCAN_COMPLETE 12
103 #define STATUS_POWER_PMI 13
104 #define STATUS_SCAN_ROC_EXPIRED 14
106 struct iwl_ucode_capabilities;
108 extern struct ieee80211_ops iwlagn_hw_ops;
110 static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd)
113 hdr->first_group = 0;
118 void iwl_down(struct iwl_priv *priv);
119 void iwl_cancel_deferred_work(struct iwl_priv *priv);
120 void iwlagn_prepare_restart(struct iwl_priv *priv);
121 int __must_check iwl_rx_dispatch(struct iwl_op_mode *op_mode,
122 struct iwl_rx_cmd_buffer *rxb,
123 struct iwl_device_cmd *cmd);
125 bool iwl_check_for_ct_kill(struct iwl_priv *priv);
127 void iwlagn_lift_passive_no_rx(struct iwl_priv *priv);
130 struct ieee80211_hw *iwl_alloc_all(void);
131 int iwlagn_mac_setup_register(struct iwl_priv *priv,
132 const struct iwl_ucode_capabilities *capa);
133 void iwlagn_mac_unregister(struct iwl_priv *priv);
136 int iwl_dvm_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
137 int iwl_dvm_send_cmd_pdu(struct iwl_priv *priv, u8 id,
138 u32 flags, u16 len, const void *data);
141 void iwl_connection_init_rx_config(struct iwl_priv *priv,
142 struct iwl_rxon_context *ctx);
143 int iwlagn_set_pan_params(struct iwl_priv *priv);
144 int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
145 void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
146 int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed);
147 void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
148 struct ieee80211_vif *vif,
149 struct ieee80211_bss_conf *bss_conf,
151 void iwlagn_config_ht40(struct ieee80211_conf *conf,
152 struct iwl_rxon_context *ctx);
153 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
154 void iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
155 struct iwl_rxon_context *ctx);
156 void iwl_set_flags_for_band(struct iwl_priv *priv,
157 struct iwl_rxon_context *ctx,
158 enum ieee80211_band band,
159 struct ieee80211_vif *vif);
162 int iwl_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
163 void iwl_send_prio_tbl(struct iwl_priv *priv);
164 int iwl_init_alive_start(struct iwl_priv *priv);
165 int iwl_run_init_ucode(struct iwl_priv *priv);
166 int iwl_load_ucode_wait_alive(struct iwl_priv *priv,
167 enum iwl_ucode_type ucode_type);
168 int iwl_send_calib_results(struct iwl_priv *priv);
169 int iwl_calib_set(struct iwl_priv *priv,
170 const struct iwl_calib_hdr *cmd, int len);
171 void iwl_calib_free_results(struct iwl_priv *priv);
172 int iwl_dump_nic_event_log(struct iwl_priv *priv, bool full_log,
173 char **buf, bool display);
174 int iwlagn_hw_valid_rtc_data_addr(u32 addr);
177 int iwlagn_send_tx_power(struct iwl_priv *priv);
178 void iwlagn_temperature(struct iwl_priv *priv);
179 int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
180 void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
181 int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
182 int iwl_send_statistics_request(struct iwl_priv *priv,
183 u8 flags, bool clear);
185 static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
186 struct iwl_priv *priv, enum ieee80211_band band)
188 return priv->hw->wiphy->bands[band];
191 #ifdef CONFIG_PM_SLEEP
192 int iwlagn_send_patterns(struct iwl_priv *priv,
193 struct cfg80211_wowlan *wowlan);
194 int iwlagn_suspend(struct iwl_priv *priv, struct cfg80211_wowlan *wowlan);
198 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
199 void iwl_setup_rx_handlers(struct iwl_priv *priv);
200 void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
204 int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
205 int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
206 struct ieee80211_sta *sta, u16 tid, u16 *ssn);
207 int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
208 struct ieee80211_sta *sta, u16 tid, u8 buf_size);
209 int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
210 struct ieee80211_sta *sta, u16 tid);
211 int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
212 struct iwl_rx_cmd_buffer *rxb,
213 struct iwl_device_cmd *cmd);
214 int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
215 struct iwl_device_cmd *cmd);
217 static inline u32 iwl_tx_status_to_mac80211(u32 status)
219 status &= TX_STATUS_MSK;
222 case TX_STATUS_SUCCESS:
223 case TX_STATUS_DIRECT_DONE:
224 return IEEE80211_TX_STAT_ACK;
225 case TX_STATUS_FAIL_DEST_PS:
226 case TX_STATUS_FAIL_PASSIVE_NO_RX:
227 return IEEE80211_TX_STAT_TX_FILTERED;
233 static inline bool iwl_is_tx_success(u32 status)
235 status &= TX_STATUS_MSK;
236 return (status == TX_STATUS_SUCCESS) ||
237 (status == TX_STATUS_DIRECT_DONE);
240 u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
243 void iwlagn_post_scan(struct iwl_priv *priv);
244 void iwlagn_disable_roc(struct iwl_priv *priv);
245 int iwl_force_rf_reset(struct iwl_priv *priv, bool external);
246 void iwl_init_scan_params(struct iwl_priv *priv);
247 int iwl_scan_cancel(struct iwl_priv *priv);
248 void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
249 void iwl_force_scan_end(struct iwl_priv *priv);
250 void iwl_internal_short_hw_scan(struct iwl_priv *priv);
251 void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
252 void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
253 void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
254 int __must_check iwl_scan_initiate(struct iwl_priv *priv,
255 struct ieee80211_vif *vif,
256 enum iwl_scan_type scan_type,
257 enum ieee80211_band band);
259 void iwl_scan_roc_expired(struct iwl_priv *priv);
260 void iwl_scan_offchannel_skb(struct iwl_priv *priv);
261 void iwl_scan_offchannel_skb_status(struct iwl_priv *priv);
263 /* For faster active scanning, scan will move to the next channel if fewer than
264 * PLCP_QUIET_THRESH packets are heard on this channel within
265 * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
266 * time if it's a quiet channel (nothing responded to our probe, and there's
268 * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
269 #define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
270 #define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
272 #define IWL_SCAN_CHECK_WATCHDOG (HZ * 15)
276 void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
277 int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
278 struct iwl_rx_cmd_buffer *rxb,
279 struct iwl_device_cmd *cmd);
280 void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
281 void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
282 void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
283 void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv);
284 void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena);
286 static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
288 return priv->cfg->bt_params &&
289 priv->cfg->bt_params->advanced_bt_coexist;
292 #ifdef CONFIG_IWLWIFI_DEBUG
293 const char *iwl_get_tx_fail_reason(u32 status);
294 const char *iwl_get_agg_tx_fail_reason(u16 status);
296 static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
297 static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
301 /* station management */
302 int iwlagn_manage_ibss_station(struct iwl_priv *priv,
303 struct ieee80211_vif *vif, bool add);
304 #define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
305 #define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
306 #define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
308 #define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
309 (this is for the IBSS BSSID stations) */
310 #define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
313 void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
314 void iwl_clear_ucode_stations(struct iwl_priv *priv,
315 struct iwl_rxon_context *ctx);
316 void iwl_dealloc_bcast_stations(struct iwl_priv *priv);
317 int iwl_get_free_ucode_key_offset(struct iwl_priv *priv);
318 int iwl_send_add_sta(struct iwl_priv *priv,
319 struct iwl_addsta_cmd *sta, u8 flags);
320 int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
321 const u8 *addr, bool is_ap,
322 struct ieee80211_sta *sta, u8 *sta_id_r);
323 int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
325 void iwl_deactivate_station(struct iwl_priv *priv, const u8 sta_id,
327 u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
328 const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
330 int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
331 struct iwl_link_quality_cmd *lq, u8 flags, bool init);
332 int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb,
333 struct iwl_device_cmd *cmd);
334 int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
335 struct ieee80211_sta *sta);
337 bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
338 struct iwl_rxon_context *ctx,
339 struct ieee80211_sta_ht_cap *ht_cap);
341 static inline int iwl_sta_id(struct ieee80211_sta *sta)
344 return IWL_INVALID_STATION;
346 return ((struct iwl_station_priv *)sta->drv_priv)->sta_id;
349 int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
350 struct iwl_rxon_context *ctx);
351 int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
352 const u8 *addr, u8 *sta_id_r);
353 int iwl_remove_default_wep_key(struct iwl_priv *priv,
354 struct iwl_rxon_context *ctx,
355 struct ieee80211_key_conf *key);
356 int iwl_set_default_wep_key(struct iwl_priv *priv,
357 struct iwl_rxon_context *ctx,
358 struct ieee80211_key_conf *key);
359 int iwl_restore_default_wep_keys(struct iwl_priv *priv,
360 struct iwl_rxon_context *ctx);
361 int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
362 struct ieee80211_key_conf *key,
363 struct ieee80211_sta *sta);
364 int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
365 struct ieee80211_key_conf *key,
366 struct ieee80211_sta *sta);
367 void iwl_update_tkip_key(struct iwl_priv *priv,
368 struct ieee80211_vif *vif,
369 struct ieee80211_key_conf *keyconf,
370 struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
371 int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
372 int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
374 int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
376 void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
377 int iwl_update_bcast_station(struct iwl_priv *priv,
378 struct iwl_rxon_context *ctx);
379 int iwl_update_bcast_stations(struct iwl_priv *priv);
382 static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
384 return BIT(ant_idx) << RATE_MCS_ANT_POS;
387 static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
389 return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK;
392 static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
394 return cpu_to_le32(flags|(u32)rate);
397 extern int iwl_alive_start(struct iwl_priv *priv);
399 /* testmode support */
400 #ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE
402 extern int iwlagn_mac_testmode_cmd(struct ieee80211_hw *hw, void *data,
404 extern int iwlagn_mac_testmode_dump(struct ieee80211_hw *hw,
406 struct netlink_callback *cb,
407 void *data, int len);
408 extern void iwl_testmode_init(struct iwl_priv *priv);
409 extern void iwl_testmode_free(struct iwl_priv *priv);
414 int iwlagn_mac_testmode_cmd(struct ieee80211_hw *hw, void *data, int len)
420 int iwlagn_mac_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *skb,
421 struct netlink_callback *cb,
427 static inline void iwl_testmode_init(struct iwl_priv *priv)
431 static inline void iwl_testmode_free(struct iwl_priv *priv)
436 #ifdef CONFIG_IWLWIFI_DEBUG
437 void iwl_print_rx_config_cmd(struct iwl_priv *priv,
438 enum iwl_rxon_context_id ctxid);
440 static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
441 enum iwl_rxon_context_id ctxid)
448 static inline int iwl_is_ready(struct iwl_priv *priv)
450 /* The adapter is 'ready' if READY EXIT_PENDING is not set */
451 return test_bit(STATUS_READY, &priv->status) &&
452 !test_bit(STATUS_EXIT_PENDING, &priv->status);
455 static inline int iwl_is_alive(struct iwl_priv *priv)
457 return test_bit(STATUS_ALIVE, &priv->status);
460 static inline int iwl_is_rfkill(struct iwl_priv *priv)
462 return test_bit(STATUS_RF_KILL_HW, &priv->status);
465 static inline int iwl_is_ctkill(struct iwl_priv *priv)
467 return test_bit(STATUS_CT_KILL, &priv->status);
470 static inline int iwl_is_ready_rf(struct iwl_priv *priv)
472 if (iwl_is_rfkill(priv))
475 return iwl_is_ready(priv);
478 static inline void iwl_dvm_set_pmi(struct iwl_priv *priv, bool state)
481 set_bit(STATUS_POWER_PMI, &priv->status);
483 clear_bit(STATUS_POWER_PMI, &priv->status);
484 iwl_trans_set_pmi(priv->trans, state);
487 #ifdef CONFIG_IWLWIFI_DEBUGFS
488 int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
489 void iwl_dbgfs_unregister(struct iwl_priv *priv);
491 static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
495 static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
498 #endif /* CONFIG_IWLWIFI_DEBUGFS */
500 #ifdef CONFIG_IWLWIFI_DEBUG
501 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
503 if (!iwl_is_rfkill((m))) \
504 IWL_ERR(m, fmt, ##args); \
506 __iwl_err((m)->dev, true, \
507 !iwl_have_debug_level(IWL_DL_RADIO), \
511 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
513 if (!iwl_is_rfkill((m))) \
514 IWL_ERR(m, fmt, ##args); \
516 __iwl_err((m)->dev, true, true, fmt, ##args); \
518 #endif /* CONFIG_IWLWIFI_DEBUG */
520 extern const char *iwl_dvm_cmd_strings[REPLY_MAX];
522 static inline const char *iwl_dvm_get_cmd_string(u8 cmd)
524 const char *s = iwl_dvm_cmd_strings[cmd];
529 #endif /* __iwl_agn_h__ */