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,
98 enum iwlagn_ucode_type ucode_type);
101 int iwlagn_send_tx_power(struct iwl_priv *priv);
102 void iwlagn_temperature(struct iwl_priv *priv);
103 u16 iwlagn_eeprom_calib_version(struct iwl_priv *priv);
104 int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
105 void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
106 int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
109 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
110 void iwl_setup_rx_handlers(struct iwl_priv *priv);
114 int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
115 int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
116 struct ieee80211_sta *sta, u16 tid, u16 *ssn);
117 int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
118 struct ieee80211_sta *sta, u16 tid);
119 int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
120 struct iwl_rx_mem_buffer *rxb,
121 struct iwl_device_cmd *cmd);
122 int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
123 struct iwl_device_cmd *cmd);
125 static inline u32 iwl_tx_status_to_mac80211(u32 status)
127 status &= TX_STATUS_MSK;
130 case TX_STATUS_SUCCESS:
131 case TX_STATUS_DIRECT_DONE:
132 return IEEE80211_TX_STAT_ACK;
133 case TX_STATUS_FAIL_DEST_PS:
134 case TX_STATUS_FAIL_PASSIVE_NO_RX:
135 return IEEE80211_TX_STAT_TX_FILTERED;
141 static inline bool iwl_is_tx_success(u32 status)
143 status &= TX_STATUS_MSK;
144 return (status == TX_STATUS_SUCCESS) ||
145 (status == TX_STATUS_DIRECT_DONE);
148 u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
151 void iwlagn_post_scan(struct iwl_priv *priv);
152 void iwlagn_disable_roc(struct iwl_priv *priv);
155 void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
156 int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
157 struct iwl_rx_mem_buffer *rxb,
158 struct iwl_device_cmd *cmd);
159 void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
160 void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
161 void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
162 void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv);
163 void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena);
165 #ifdef CONFIG_IWLWIFI_DEBUG
166 const char *iwl_get_tx_fail_reason(u32 status);
167 const char *iwl_get_agg_tx_fail_reason(u16 status);
169 static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
170 static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
174 /* station management */
175 int iwlagn_manage_ibss_station(struct iwl_priv *priv,
176 struct ieee80211_vif *vif, bool add);
177 #define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
178 #define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
179 #define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
181 #define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
182 (this is for the IBSS BSSID stations) */
183 #define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
186 void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
187 void iwl_clear_ucode_stations(struct iwl_priv *priv,
188 struct iwl_rxon_context *ctx);
189 void iwl_dealloc_bcast_stations(struct iwl_priv *priv);
190 int iwl_get_free_ucode_key_offset(struct iwl_priv *priv);
191 int iwl_send_add_sta(struct iwl_priv *priv,
192 struct iwl_addsta_cmd *sta, u8 flags);
193 int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
194 const u8 *addr, bool is_ap,
195 struct ieee80211_sta *sta, u8 *sta_id_r);
196 int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
198 int iwlagn_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
199 struct ieee80211_sta *sta);
201 u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
202 const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
204 void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
205 u8 sta_id, struct iwl_link_quality_cmd *link_cmd);
206 int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
207 struct iwl_link_quality_cmd *lq, u8 flags, bool init);
208 void iwl_reprogram_ap_sta(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
209 int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
210 struct iwl_device_cmd *cmd);
214 * iwl_clear_driver_stations - clear knowledge of all stations from driver
215 * @priv: iwl priv struct
217 * This is called during iwl_down() to make sure that in the case
218 * we're coming there from a hardware restart mac80211 will be
219 * able to reconfigure stations -- if we're getting there in the
220 * normal down flow then the stations will already be cleared.
222 static inline void iwl_clear_driver_stations(struct iwl_priv *priv)
225 struct iwl_rxon_context *ctx;
227 spin_lock_irqsave(&priv->shrd->sta_lock, flags);
228 memset(priv->stations, 0, sizeof(priv->stations));
229 priv->num_stations = 0;
231 priv->ucode_key_table = 0;
233 for_each_context(priv, ctx) {
235 * Remove all key information that is not stored as part
236 * of station information since mac80211 may not have had
237 * a chance to remove all the keys. When device is
238 * reconfigured by mac80211 after an error all keys will
241 memset(ctx->wep_keys, 0, sizeof(ctx->wep_keys));
242 ctx->key_mapping_keys = 0;
245 spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
248 static inline int iwl_sta_id(struct ieee80211_sta *sta)
251 return IWL_INVALID_STATION;
253 return ((struct iwl_station_priv *)sta->drv_priv)->sta_id;
257 * iwl_sta_id_or_broadcast - return sta_id or broadcast sta
259 * @context: the current context
260 * @sta: mac80211 station
262 * In certain circumstances mac80211 passes a station pointer
263 * that may be %NULL, for example during TX or key setup. In
264 * that case, we need to use the broadcast station, so this
265 * inline wraps that pattern.
267 static inline int iwl_sta_id_or_broadcast(struct iwl_priv *priv,
268 struct iwl_rxon_context *context,
269 struct ieee80211_sta *sta)
274 return context->bcast_sta_id;
276 sta_id = iwl_sta_id(sta);
279 * mac80211 should not be passing a partially
280 * initialised station!
282 WARN_ON(sta_id == IWL_INVALID_STATION);
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,
312 int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
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 void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
319 struct ieee80211_vif *vif,
320 enum sta_notify_cmd cmd,
321 struct ieee80211_sta *sta);
324 static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
326 return BIT(ant_idx) << RATE_MCS_ANT_POS;
329 static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
331 return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK;
334 static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
336 return cpu_to_le32(flags|(u32)rate);
340 void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv);
341 void iwl_eeprom_get_mac(const struct iwl_priv *priv, u8 *mac);
343 /* notification wait support */
344 void __acquires(wait_entry)
345 iwlagn_init_notification_wait(struct iwl_priv *priv,
346 struct iwl_notification_wait *wait_entry,
348 void (*fn)(struct iwl_priv *priv,
349 struct iwl_rx_packet *pkt,
352 int __must_check __releases(wait_entry)
353 iwlagn_wait_notification(struct iwl_priv *priv,
354 struct iwl_notification_wait *wait_entry,
355 unsigned long timeout);
356 void __releases(wait_entry)
357 iwlagn_remove_notification(struct iwl_priv *priv,
358 struct iwl_notification_wait *wait_entry);
359 extern int iwlagn_init_alive_start(struct iwl_priv *priv);
360 extern int iwl_alive_start(struct iwl_priv *priv);
362 #ifdef CONFIG_IWLWIFI_DEVICE_SVTOOL
363 extern int iwlagn_mac_testmode_cmd(struct ieee80211_hw *hw, void *data,
365 extern int iwlagn_mac_testmode_dump(struct ieee80211_hw *hw,
367 struct netlink_callback *cb,
368 void *data, int len);
369 extern void iwl_testmode_init(struct iwl_priv *priv);
370 extern void iwl_testmode_cleanup(struct iwl_priv *priv);
373 int iwlagn_mac_testmode_cmd(struct ieee80211_hw *hw, void *data, int len)
378 int iwlagn_mac_testmode_dump(struct ieee80211_hw *hw, struct sk_buff *skb,
379 struct netlink_callback *cb,
385 void iwl_testmode_init(struct iwl_priv *priv)
389 void iwl_testmode_cleanup(struct iwl_priv *priv)
394 #endif /* __iwl_agn_h__ */