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 - 2014 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 * The full GNU General Public License is included in this distribution
20 * in the file called COPYING.
22 * Contact Information:
23 * Intel Linux Wireless <linuxwifi@intel.com>
24 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
28 * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
29 * All rights reserved.
31 * Redistribution and use in source and binary forms, with or without
32 * modification, are permitted provided that the following conditions
35 * * Redistributions of source code must retain the above copyright
36 * notice, this list of conditions and the following disclaimer.
37 * * Redistributions in binary form must reproduce the above copyright
38 * notice, this list of conditions and the following disclaimer in
39 * the documentation and/or other materials provided with the
41 * * Neither the name Intel Corporation nor the names of its
42 * contributors may be used to endorse or promote products derived
43 * from this software without specific prior written permission.
45 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
46 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
47 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
48 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
49 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
50 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
51 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
52 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
53 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
54 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
55 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
56 *****************************************************************************/
61 #include "iwl-config.h"
65 /* The first 11 queues (0-10) are used otherwise */
66 #define IWLAGN_FIRST_AMPDU_QUEUE 11
68 /* AUX (TX during scan dwell) queue */
69 #define IWL_AUX_QUEUE 10
71 #define IWL_INVALID_STATION 255
73 /* device operations */
74 extern const struct iwl_dvm_cfg iwl_dvm_1000_cfg
;
75 extern const struct iwl_dvm_cfg iwl_dvm_2000_cfg
;
76 extern const struct iwl_dvm_cfg iwl_dvm_105_cfg
;
77 extern const struct iwl_dvm_cfg iwl_dvm_2030_cfg
;
78 extern const struct iwl_dvm_cfg iwl_dvm_5000_cfg
;
79 extern const struct iwl_dvm_cfg iwl_dvm_5150_cfg
;
80 extern const struct iwl_dvm_cfg iwl_dvm_6000_cfg
;
81 extern const struct iwl_dvm_cfg iwl_dvm_6005_cfg
;
82 extern const struct iwl_dvm_cfg iwl_dvm_6050_cfg
;
83 extern const struct iwl_dvm_cfg iwl_dvm_6030_cfg
;
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
105 struct iwl_ucode_capabilities
;
107 extern const struct ieee80211_ops iwlagn_hw_ops
;
109 static inline void iwl_set_calib_hdr(struct iwl_calib_hdr
*hdr
, u8 cmd
)
112 hdr
->first_group
= 0;
117 void iwl_down(struct iwl_priv
*priv
);
118 void iwl_cancel_deferred_work(struct iwl_priv
*priv
);
119 void iwlagn_prepare_restart(struct iwl_priv
*priv
);
120 void iwl_rx_dispatch(struct iwl_op_mode
*op_mode
, struct napi_struct
*napi
,
121 struct iwl_rx_cmd_buffer
*rxb
);
123 bool iwl_check_for_ct_kill(struct iwl_priv
*priv
);
125 void iwlagn_lift_passive_no_rx(struct iwl_priv
*priv
);
128 struct ieee80211_hw
*iwl_alloc_all(void);
129 int iwlagn_mac_setup_register(struct iwl_priv
*priv
,
130 const struct iwl_ucode_capabilities
*capa
);
131 void iwlagn_mac_unregister(struct iwl_priv
*priv
);
134 int iwl_dvm_send_cmd(struct iwl_priv
*priv
, struct iwl_host_cmd
*cmd
);
135 int iwl_dvm_send_cmd_pdu(struct iwl_priv
*priv
, u8 id
,
136 u32 flags
, u16 len
, const void *data
);
139 void iwl_connection_init_rx_config(struct iwl_priv
*priv
,
140 struct iwl_rxon_context
*ctx
);
141 int iwlagn_set_pan_params(struct iwl_priv
*priv
);
142 int iwlagn_commit_rxon(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
);
143 void iwlagn_set_rxon_chain(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
);
144 int iwlagn_mac_config(struct ieee80211_hw
*hw
, u32 changed
);
145 void iwlagn_bss_info_changed(struct ieee80211_hw
*hw
,
146 struct ieee80211_vif
*vif
,
147 struct ieee80211_bss_conf
*bss_conf
,
149 void iwlagn_config_ht40(struct ieee80211_conf
*conf
,
150 struct iwl_rxon_context
*ctx
);
151 void iwl_set_rxon_ht(struct iwl_priv
*priv
, struct iwl_ht_config
*ht_conf
);
152 void iwl_set_rxon_channel(struct iwl_priv
*priv
, struct ieee80211_channel
*ch
,
153 struct iwl_rxon_context
*ctx
);
154 void iwl_set_flags_for_band(struct iwl_priv
*priv
,
155 struct iwl_rxon_context
*ctx
,
156 enum nl80211_band band
,
157 struct ieee80211_vif
*vif
);
160 int iwl_send_bt_env(struct iwl_priv
*priv
, u8 action
, u8 type
);
161 void iwl_send_prio_tbl(struct iwl_priv
*priv
);
162 int iwl_init_alive_start(struct iwl_priv
*priv
);
163 int iwl_run_init_ucode(struct iwl_priv
*priv
);
164 int iwl_load_ucode_wait_alive(struct iwl_priv
*priv
,
165 enum iwl_ucode_type ucode_type
);
166 int iwl_send_calib_results(struct iwl_priv
*priv
);
167 int iwl_calib_set(struct iwl_priv
*priv
,
168 const struct iwl_calib_hdr
*cmd
, int len
);
169 void iwl_calib_free_results(struct iwl_priv
*priv
);
170 int iwl_dump_nic_event_log(struct iwl_priv
*priv
, bool full_log
,
172 int iwlagn_hw_valid_rtc_data_addr(u32 addr
);
175 int iwlagn_send_tx_power(struct iwl_priv
*priv
);
176 void iwlagn_temperature(struct iwl_priv
*priv
);
177 int iwlagn_txfifo_flush(struct iwl_priv
*priv
, u32 scd_q_msk
);
178 void iwlagn_dev_txfifo_flush(struct iwl_priv
*priv
);
179 int iwlagn_send_beacon_cmd(struct iwl_priv
*priv
);
180 int iwl_send_statistics_request(struct iwl_priv
*priv
,
181 u8 flags
, bool clear
);
183 static inline const struct ieee80211_supported_band
*iwl_get_hw_mode(
184 struct iwl_priv
*priv
, enum nl80211_band band
)
186 return priv
->hw
->wiphy
->bands
[band
];
189 #ifdef CONFIG_PM_SLEEP
190 int iwlagn_send_patterns(struct iwl_priv
*priv
,
191 struct cfg80211_wowlan
*wowlan
);
192 int iwlagn_suspend(struct iwl_priv
*priv
, struct cfg80211_wowlan
*wowlan
);
196 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags
, enum nl80211_band band
);
197 void iwl_setup_rx_handlers(struct iwl_priv
*priv
);
198 void iwl_chswitch_done(struct iwl_priv
*priv
, bool is_success
);
202 int iwlagn_tx_skb(struct iwl_priv
*priv
,
203 struct ieee80211_sta
*sta
,
204 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_tx_agg_flush(struct iwl_priv
*priv
, struct ieee80211_vif
*vif
,
212 struct ieee80211_sta
*sta
, u16 tid
);
213 void iwlagn_rx_reply_compressed_ba(struct iwl_priv
*priv
,
214 struct iwl_rx_cmd_buffer
*rxb
);
215 void iwlagn_rx_reply_tx(struct iwl_priv
*priv
, struct iwl_rx_cmd_buffer
*rxb
);
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 int iwl_force_rf_reset(struct iwl_priv
*priv
, bool external
);
245 void iwl_init_scan_params(struct iwl_priv
*priv
);
246 int iwl_scan_cancel(struct iwl_priv
*priv
);
247 void iwl_scan_cancel_timeout(struct iwl_priv
*priv
, unsigned long ms
);
248 void iwl_force_scan_end(struct iwl_priv
*priv
);
249 void iwl_internal_short_hw_scan(struct iwl_priv
*priv
);
250 void iwl_setup_rx_scan_handlers(struct iwl_priv
*priv
);
251 void iwl_setup_scan_deferred_work(struct iwl_priv
*priv
);
252 void iwl_cancel_scan_deferred_work(struct iwl_priv
*priv
);
253 int __must_check
iwl_scan_initiate(struct iwl_priv
*priv
,
254 struct ieee80211_vif
*vif
,
255 enum iwl_scan_type scan_type
,
256 enum nl80211_band band
);
258 /* For faster active scanning, scan will move to the next channel if fewer than
259 * PLCP_QUIET_THRESH packets are heard on this channel within
260 * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
261 * time if it's a quiet channel (nothing responded to our probe, and there's
263 * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
264 #define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
265 #define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
267 #define IWL_SCAN_CHECK_WATCHDOG (HZ * 15)
271 void iwlagn_send_advance_bt_config(struct iwl_priv
*priv
);
272 void iwlagn_bt_rx_handler_setup(struct iwl_priv
*priv
);
273 void iwlagn_bt_setup_deferred_work(struct iwl_priv
*priv
);
274 void iwlagn_bt_cancel_deferred_work(struct iwl_priv
*priv
);
275 void iwlagn_bt_coex_rssi_monitor(struct iwl_priv
*priv
);
276 void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv
*priv
, bool rssi_ena
);
278 static inline bool iwl_advanced_bt_coexist(struct iwl_priv
*priv
)
280 return priv
->lib
->bt_params
&&
281 priv
->lib
->bt_params
->advanced_bt_coexist
;
284 #ifdef CONFIG_IWLWIFI_DEBUG
285 const char *iwl_get_tx_fail_reason(u32 status
);
286 const char *iwl_get_agg_tx_fail_reason(u16 status
);
288 static inline const char *iwl_get_tx_fail_reason(u32 status
) { return ""; }
289 static inline const char *iwl_get_agg_tx_fail_reason(u16 status
) { return ""; }
293 /* station management */
294 int iwlagn_manage_ibss_station(struct iwl_priv
*priv
,
295 struct ieee80211_vif
*vif
, bool add
);
296 #define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
297 #define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
298 #define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
300 #define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
301 (this is for the IBSS BSSID stations) */
302 #define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
305 void iwl_restore_stations(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
);
306 void iwl_clear_ucode_stations(struct iwl_priv
*priv
,
307 struct iwl_rxon_context
*ctx
);
308 void iwl_dealloc_bcast_stations(struct iwl_priv
*priv
);
309 int iwl_get_free_ucode_key_offset(struct iwl_priv
*priv
);
310 int iwl_send_add_sta(struct iwl_priv
*priv
,
311 struct iwl_addsta_cmd
*sta
, u8 flags
);
312 int iwl_add_station_common(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
313 const u8
*addr
, bool is_ap
,
314 struct ieee80211_sta
*sta
, u8
*sta_id_r
);
315 int iwl_remove_station(struct iwl_priv
*priv
, const u8 sta_id
,
317 void iwl_deactivate_station(struct iwl_priv
*priv
, const u8 sta_id
,
319 u8
iwl_prep_station(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
320 const u8
*addr
, bool is_ap
, struct ieee80211_sta
*sta
);
322 int iwl_send_lq_cmd(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
323 struct iwl_link_quality_cmd
*lq
, u8 flags
, bool init
);
324 void iwl_add_sta_callback(struct iwl_priv
*priv
, struct iwl_rx_cmd_buffer
*rxb
);
325 int iwl_sta_update_ht(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
326 struct ieee80211_sta
*sta
);
328 bool iwl_is_ht40_tx_allowed(struct iwl_priv
*priv
,
329 struct iwl_rxon_context
*ctx
,
330 struct ieee80211_sta
*sta
);
332 static inline int iwl_sta_id(struct ieee80211_sta
*sta
)
335 return IWL_INVALID_STATION
;
337 return ((struct iwl_station_priv
*)sta
->drv_priv
)->sta_id
;
340 int iwlagn_alloc_bcast_station(struct iwl_priv
*priv
,
341 struct iwl_rxon_context
*ctx
);
342 int iwlagn_add_bssid_station(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
343 const u8
*addr
, u8
*sta_id_r
);
344 int iwl_remove_default_wep_key(struct iwl_priv
*priv
,
345 struct iwl_rxon_context
*ctx
,
346 struct ieee80211_key_conf
*key
);
347 int iwl_set_default_wep_key(struct iwl_priv
*priv
,
348 struct iwl_rxon_context
*ctx
,
349 struct ieee80211_key_conf
*key
);
350 int iwl_restore_default_wep_keys(struct iwl_priv
*priv
,
351 struct iwl_rxon_context
*ctx
);
352 int iwl_set_dynamic_key(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
353 struct ieee80211_key_conf
*key
,
354 struct ieee80211_sta
*sta
);
355 int iwl_remove_dynamic_key(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
356 struct ieee80211_key_conf
*key
,
357 struct ieee80211_sta
*sta
);
358 void iwl_update_tkip_key(struct iwl_priv
*priv
,
359 struct ieee80211_vif
*vif
,
360 struct ieee80211_key_conf
*keyconf
,
361 struct ieee80211_sta
*sta
, u32 iv32
, u16
*phase1key
);
362 int iwl_sta_tx_modify_enable_tid(struct iwl_priv
*priv
, int sta_id
, int tid
);
363 int iwl_sta_rx_agg_start(struct iwl_priv
*priv
, struct ieee80211_sta
*sta
,
365 int iwl_sta_rx_agg_stop(struct iwl_priv
*priv
, struct ieee80211_sta
*sta
,
367 void iwl_sta_modify_sleep_tx_count(struct iwl_priv
*priv
, int sta_id
, int cnt
);
368 int iwl_update_bcast_station(struct iwl_priv
*priv
,
369 struct iwl_rxon_context
*ctx
);
370 int iwl_update_bcast_stations(struct iwl_priv
*priv
);
373 static inline u32
iwl_ant_idx_to_flags(u8 ant_idx
)
375 return BIT(ant_idx
) << RATE_MCS_ANT_POS
;
378 static inline u8
iwl_hw_get_rate(__le32 rate_n_flags
)
380 return le32_to_cpu(rate_n_flags
) & RATE_MCS_RATE_MSK
;
383 static inline __le32
iwl_hw_set_rate_n_flags(u8 rate
, u32 flags
)
385 return cpu_to_le32(flags
|(u32
)rate
);
388 int iwl_alive_start(struct iwl_priv
*priv
);
390 #ifdef CONFIG_IWLWIFI_DEBUG
391 void iwl_print_rx_config_cmd(struct iwl_priv
*priv
,
392 enum iwl_rxon_context_id ctxid
);
394 static inline void iwl_print_rx_config_cmd(struct iwl_priv
*priv
,
395 enum iwl_rxon_context_id ctxid
)
402 static inline int iwl_is_ready(struct iwl_priv
*priv
)
404 /* The adapter is 'ready' if READY EXIT_PENDING is not set */
405 return test_bit(STATUS_READY
, &priv
->status
) &&
406 !test_bit(STATUS_EXIT_PENDING
, &priv
->status
);
409 static inline int iwl_is_alive(struct iwl_priv
*priv
)
411 return test_bit(STATUS_ALIVE
, &priv
->status
);
414 static inline int iwl_is_rfkill(struct iwl_priv
*priv
)
416 return test_bit(STATUS_RF_KILL_HW
, &priv
->status
);
419 static inline int iwl_is_ctkill(struct iwl_priv
*priv
)
421 return test_bit(STATUS_CT_KILL
, &priv
->status
);
424 static inline int iwl_is_ready_rf(struct iwl_priv
*priv
)
426 if (iwl_is_rfkill(priv
))
429 return iwl_is_ready(priv
);
432 static inline void iwl_dvm_set_pmi(struct iwl_priv
*priv
, bool state
)
435 set_bit(STATUS_POWER_PMI
, &priv
->status
);
437 clear_bit(STATUS_POWER_PMI
, &priv
->status
);
438 iwl_trans_set_pmi(priv
->trans
, state
);
441 #ifdef CONFIG_IWLWIFI_DEBUGFS
442 void iwl_dbgfs_register(struct iwl_priv
*priv
, struct dentry
*dbgfs_dir
);
444 static inline void iwl_dbgfs_register(struct iwl_priv
*priv
,
445 struct dentry
*dbgfs_dir
) { }
446 #endif /* CONFIG_IWLWIFI_DEBUGFS */
448 #ifdef CONFIG_IWLWIFI_DEBUG
449 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
451 if (!iwl_is_rfkill((m))) \
452 IWL_ERR(m, fmt, ##args); \
454 __iwl_err((m)->dev, true, \
455 !iwl_have_debug_level(IWL_DL_RADIO), \
459 #define IWL_DEBUG_QUIET_RFKILL(m, fmt, args...) \
461 if (!iwl_is_rfkill((m))) \
462 IWL_ERR(m, fmt, ##args); \
464 __iwl_err((m)->dev, true, true, fmt, ##args); \
466 #endif /* CONFIG_IWLWIFI_DEBUG */
468 #endif /* __iwl_agn_h__ */