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 - 2011 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 - 2011 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 *****************************************************************************/
68 extern struct ieee80211_ops iwlagn_hw_ops
;
70 int iwl_reset_ict(struct iwl_trans
*trans
);
72 static inline void iwl_set_calib_hdr(struct iwl_calib_hdr
*hdr
, u8 cmd
)
81 int iwlagn_set_pan_params(struct iwl_priv
*priv
);
82 int iwlagn_commit_rxon(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
);
83 void iwlagn_set_rxon_chain(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
);
84 int iwlagn_mac_config(struct ieee80211_hw
*hw
, u32 changed
);
85 void iwlagn_bss_info_changed(struct ieee80211_hw
*hw
,
86 struct ieee80211_vif
*vif
,
87 struct ieee80211_bss_conf
*bss_conf
,
91 int iwlagn_rx_calib_result(struct iwl_priv
*priv
,
92 struct iwl_rx_mem_buffer
*rxb
,
93 struct iwl_device_cmd
*cmd
);
94 int iwlagn_send_bt_env(struct iwl_priv
*priv
, u8 action
, u8 type
);
95 void iwlagn_send_prio_tbl(struct iwl_priv
*priv
);
96 int iwlagn_run_init_ucode(struct iwl_priv
*priv
);
97 int iwlagn_load_ucode_wait_alive(struct iwl_priv
*priv
,
99 enum iwlagn_ucode_type ucode_type
);
102 int iwlagn_send_tx_power(struct iwl_priv
*priv
);
103 void iwlagn_temperature(struct iwl_priv
*priv
);
104 u16
iwlagn_eeprom_calib_version(struct iwl_priv
*priv
);
105 int iwlagn_txfifo_flush(struct iwl_priv
*priv
, u16 flush_control
);
106 void iwlagn_dev_txfifo_flush(struct iwl_priv
*priv
, u16 flush_control
);
107 int iwlagn_send_beacon_cmd(struct iwl_priv
*priv
);
110 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags
, enum ieee80211_band band
);
111 void iwl_setup_rx_handlers(struct iwl_priv
*priv
);
115 int iwlagn_tx_skb(struct iwl_priv
*priv
, struct sk_buff
*skb
);
116 int iwlagn_tx_agg_start(struct iwl_priv
*priv
, struct ieee80211_vif
*vif
,
117 struct ieee80211_sta
*sta
, u16 tid
, u16
*ssn
);
118 int iwlagn_tx_agg_stop(struct iwl_priv
*priv
, struct ieee80211_vif
*vif
,
119 struct ieee80211_sta
*sta
, u16 tid
);
120 int iwlagn_rx_reply_compressed_ba(struct iwl_priv
*priv
,
121 struct iwl_rx_mem_buffer
*rxb
,
122 struct iwl_device_cmd
*cmd
);
123 int iwlagn_rx_reply_tx(struct iwl_priv
*priv
, struct iwl_rx_mem_buffer
*rxb
,
124 struct iwl_device_cmd
*cmd
);
126 static inline u32
iwl_tx_status_to_mac80211(u32 status
)
128 status
&= TX_STATUS_MSK
;
131 case TX_STATUS_SUCCESS
:
132 case TX_STATUS_DIRECT_DONE
:
133 return IEEE80211_TX_STAT_ACK
;
134 case TX_STATUS_FAIL_DEST_PS
:
135 case TX_STATUS_FAIL_PASSIVE_NO_RX
:
136 return IEEE80211_TX_STAT_TX_FILTERED
;
142 static inline bool iwl_is_tx_success(u32 status
)
144 status
&= TX_STATUS_MSK
;
145 return (status
== TX_STATUS_SUCCESS
) ||
146 (status
== TX_STATUS_DIRECT_DONE
);
149 u8
iwl_toggle_tx_ant(struct iwl_priv
*priv
, u8 ant_idx
, u8 valid
);
152 void iwlagn_post_scan(struct iwl_priv
*priv
);
153 void iwlagn_disable_roc(struct iwl_priv
*priv
);
156 void iwlagn_send_advance_bt_config(struct iwl_priv
*priv
);
157 int iwlagn_bt_coex_profile_notif(struct iwl_priv
*priv
,
158 struct iwl_rx_mem_buffer
*rxb
,
159 struct iwl_device_cmd
*cmd
);
160 void iwlagn_bt_rx_handler_setup(struct iwl_priv
*priv
);
161 void iwlagn_bt_setup_deferred_work(struct iwl_priv
*priv
);
162 void iwlagn_bt_cancel_deferred_work(struct iwl_priv
*priv
);
163 void iwlagn_bt_coex_rssi_monitor(struct iwl_priv
*priv
);
164 void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv
*priv
, bool rssi_ena
);
166 #ifdef CONFIG_IWLWIFI_DEBUG
167 const char *iwl_get_tx_fail_reason(u32 status
);
168 const char *iwl_get_agg_tx_fail_reason(u16 status
);
170 static inline const char *iwl_get_tx_fail_reason(u32 status
) { return ""; }
171 static inline const char *iwl_get_agg_tx_fail_reason(u16 status
) { return ""; }
175 /* station management */
176 int iwlagn_manage_ibss_station(struct iwl_priv
*priv
,
177 struct ieee80211_vif
*vif
, bool add
);
178 #define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
179 #define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
180 #define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
182 #define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
183 (this is for the IBSS BSSID stations) */
184 #define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
187 void iwl_restore_stations(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
);
188 void iwl_clear_ucode_stations(struct iwl_priv
*priv
,
189 struct iwl_rxon_context
*ctx
);
190 void iwl_dealloc_bcast_stations(struct iwl_priv
*priv
);
191 int iwl_get_free_ucode_key_offset(struct iwl_priv
*priv
);
192 int iwl_send_add_sta(struct iwl_priv
*priv
,
193 struct iwl_addsta_cmd
*sta
, u8 flags
);
194 int iwl_add_station_common(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
195 const u8
*addr
, bool is_ap
,
196 struct ieee80211_sta
*sta
, u8
*sta_id_r
);
197 int iwl_remove_station(struct iwl_priv
*priv
, const u8 sta_id
,
199 int iwlagn_mac_sta_remove(struct ieee80211_hw
*hw
, struct ieee80211_vif
*vif
,
200 struct ieee80211_sta
*sta
);
202 u8
iwl_prep_station(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
203 const u8
*addr
, bool is_ap
, struct ieee80211_sta
*sta
);
205 void iwl_sta_fill_lq(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
206 u8 sta_id
, struct iwl_link_quality_cmd
*link_cmd
);
207 int iwl_send_lq_cmd(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
208 struct iwl_link_quality_cmd
*lq
, u8 flags
, bool init
);
209 void iwl_reprogram_ap_sta(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
);
210 int iwl_add_sta_callback(struct iwl_priv
*priv
, struct iwl_rx_mem_buffer
*rxb
,
211 struct iwl_device_cmd
*cmd
);
215 * iwl_clear_driver_stations - clear knowledge of all stations from driver
216 * @priv: iwl priv struct
218 * This is called during iwl_down() to make sure that in the case
219 * we're coming there from a hardware restart mac80211 will be
220 * able to reconfigure stations -- if we're getting there in the
221 * normal down flow then the stations will already be cleared.
223 static inline void iwl_clear_driver_stations(struct iwl_priv
*priv
)
226 struct iwl_rxon_context
*ctx
;
228 spin_lock_irqsave(&priv
->shrd
->sta_lock
, flags
);
229 memset(priv
->stations
, 0, sizeof(priv
->stations
));
230 priv
->num_stations
= 0;
232 priv
->ucode_key_table
= 0;
234 for_each_context(priv
, ctx
) {
236 * Remove all key information that is not stored as part
237 * of station information since mac80211 may not have had
238 * a chance to remove all the keys. When device is
239 * reconfigured by mac80211 after an error all keys will
242 memset(ctx
->wep_keys
, 0, sizeof(ctx
->wep_keys
));
243 ctx
->key_mapping_keys
= 0;
246 spin_unlock_irqrestore(&priv
->shrd
->sta_lock
, flags
);
249 static inline int iwl_sta_id(struct ieee80211_sta
*sta
)
252 return IWL_INVALID_STATION
;
254 return ((struct iwl_station_priv
*)sta
->drv_priv
)->sta_id
;
258 * iwl_sta_id_or_broadcast - return sta_id or broadcast sta
260 * @context: the current context
261 * @sta: mac80211 station
263 * In certain circumstances mac80211 passes a station pointer
264 * that may be %NULL, for example during TX or key setup. In
265 * that case, we need to use the broadcast station, so this
266 * inline wraps that pattern.
268 static inline int iwl_sta_id_or_broadcast(struct iwl_priv
*priv
,
269 struct iwl_rxon_context
*context
,
270 struct ieee80211_sta
*sta
)
275 return context
->bcast_sta_id
;
277 sta_id
= iwl_sta_id(sta
);
280 * mac80211 should not be passing a partially
281 * initialised station!
283 WARN_ON(sta_id
== IWL_INVALID_STATION
);
288 int iwlagn_alloc_bcast_station(struct iwl_priv
*priv
,
289 struct iwl_rxon_context
*ctx
);
290 int iwlagn_add_bssid_station(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
291 const u8
*addr
, u8
*sta_id_r
);
292 int iwl_remove_default_wep_key(struct iwl_priv
*priv
,
293 struct iwl_rxon_context
*ctx
,
294 struct ieee80211_key_conf
*key
);
295 int iwl_set_default_wep_key(struct iwl_priv
*priv
,
296 struct iwl_rxon_context
*ctx
,
297 struct ieee80211_key_conf
*key
);
298 int iwl_restore_default_wep_keys(struct iwl_priv
*priv
,
299 struct iwl_rxon_context
*ctx
);
300 int iwl_set_dynamic_key(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
301 struct ieee80211_key_conf
*key
,
302 struct ieee80211_sta
*sta
);
303 int iwl_remove_dynamic_key(struct iwl_priv
*priv
, struct iwl_rxon_context
*ctx
,
304 struct ieee80211_key_conf
*key
,
305 struct ieee80211_sta
*sta
);
306 void iwl_update_tkip_key(struct iwl_priv
*priv
,
307 struct ieee80211_vif
*vif
,
308 struct ieee80211_key_conf
*keyconf
,
309 struct ieee80211_sta
*sta
, u32 iv32
, u16
*phase1key
);
310 int iwl_sta_tx_modify_enable_tid(struct iwl_priv
*priv
, int sta_id
, int tid
);
311 int iwl_sta_rx_agg_start(struct iwl_priv
*priv
, struct ieee80211_sta
*sta
,
313 int iwl_sta_rx_agg_stop(struct iwl_priv
*priv
, struct ieee80211_sta
*sta
,
315 void iwl_sta_modify_sleep_tx_count(struct iwl_priv
*priv
, int sta_id
, int cnt
);
316 int iwl_update_bcast_station(struct iwl_priv
*priv
,
317 struct iwl_rxon_context
*ctx
);
318 int iwl_update_bcast_stations(struct iwl_priv
*priv
);
319 void iwlagn_mac_sta_notify(struct ieee80211_hw
*hw
,
320 struct ieee80211_vif
*vif
,
321 enum sta_notify_cmd cmd
,
322 struct ieee80211_sta
*sta
);
325 static inline u32
iwl_ant_idx_to_flags(u8 ant_idx
)
327 return BIT(ant_idx
) << RATE_MCS_ANT_POS
;
330 static inline u8
iwl_hw_get_rate(__le32 rate_n_flags
)
332 return le32_to_cpu(rate_n_flags
) & RATE_MCS_RATE_MSK
;
335 static inline __le32
iwl_hw_set_rate_n_flags(u8 rate
, u32 flags
)
337 return cpu_to_le32(flags
|(u32
)rate
);
341 void iwl_eeprom_enhanced_txpower(struct iwl_priv
*priv
);
342 void iwl_eeprom_get_mac(const struct iwl_priv
*priv
, u8
*mac
);
344 /* notification wait support */
345 void __acquires(wait_entry
)
346 iwlagn_init_notification_wait(struct iwl_priv
*priv
,
347 struct iwl_notification_wait
*wait_entry
,
349 void (*fn
)(struct iwl_priv
*priv
,
350 struct iwl_rx_packet
*pkt
,
353 int __must_check
__releases(wait_entry
)
354 iwlagn_wait_notification(struct iwl_priv
*priv
,
355 struct iwl_notification_wait
*wait_entry
,
356 unsigned long timeout
);
357 void __releases(wait_entry
)
358 iwlagn_remove_notification(struct iwl_priv
*priv
,
359 struct iwl_notification_wait
*wait_entry
);
360 extern int iwlagn_init_alive_start(struct iwl_priv
*priv
);
361 extern int iwl_alive_start(struct iwl_priv
*priv
);
363 #ifdef CONFIG_IWLWIFI_DEVICE_SVTOOL
364 extern int iwlagn_mac_testmode_cmd(struct ieee80211_hw
*hw
, void *data
,
366 extern int iwlagn_mac_testmode_dump(struct ieee80211_hw
*hw
,
368 struct netlink_callback
*cb
,
369 void *data
, int len
);
370 extern void iwl_testmode_init(struct iwl_priv
*priv
);
371 extern void iwl_testmode_cleanup(struct iwl_priv
*priv
);
374 int iwlagn_mac_testmode_cmd(struct ieee80211_hw
*hw
, void *data
, int len
)
379 int iwlagn_mac_testmode_dump(struct ieee80211_hw
*hw
, struct sk_buff
*skb
,
380 struct netlink_callback
*cb
,
386 void iwl_testmode_init(struct iwl_priv
*priv
)
390 void iwl_testmode_cleanup(struct iwl_priv
*priv
)
395 #endif /* __iwl_agn_h__ */