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 *****************************************************************************/
68 struct iwl_ucode_capabilities;
70 extern struct ieee80211_ops iwlagn_hw_ops;
72 static inline void iwl_set_calib_hdr(struct iwl_calib_hdr *hdr, u8 cmd)
80 void iwl_down(struct iwl_priv *priv);
81 void iwl_cancel_deferred_work(struct iwl_priv *priv);
82 void iwlagn_prepare_restart(struct iwl_priv *priv);
83 void iwl_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb);
84 int __must_check iwl_rx_dispatch(struct iwl_op_mode *op_mode,
85 struct iwl_rx_mem_buffer *rxb,
86 struct iwl_device_cmd *cmd);
87 void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, u8 ac);
88 void iwl_wake_sw_queue(struct iwl_op_mode *op_mode, u8 ac);
89 void iwl_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state);
90 void iwl_stop_sw_queue(struct iwl_op_mode *op_mode, u8 ac);
91 void iwl_nic_error(struct iwl_op_mode *op_mode);
94 struct ieee80211_hw *iwl_alloc_all(void);
95 int iwlagn_mac_setup_register(struct iwl_priv *priv,
96 struct iwl_ucode_capabilities *capa);
97 void iwlagn_mac_unregister(struct iwl_priv *priv);
100 int iwlagn_set_pan_params(struct iwl_priv *priv);
101 int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
102 void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
103 int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed);
104 void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
105 struct ieee80211_vif *vif,
106 struct ieee80211_bss_conf *bss_conf,
108 void iwlagn_config_ht40(struct ieee80211_conf *conf,
109 struct iwl_rxon_context *ctx);
112 int iwlagn_rx_calib_result(struct iwl_priv *priv,
113 struct iwl_rx_mem_buffer *rxb,
114 struct iwl_device_cmd *cmd);
115 void iwl_init_context(struct iwl_priv *priv, u32 ucode_flags);
118 int iwlagn_send_tx_power(struct iwl_priv *priv);
119 void iwlagn_temperature(struct iwl_priv *priv);
120 u16 iwl_eeprom_calib_version(struct iwl_shared *shrd);
121 int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
122 void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
123 int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
124 #ifdef CONFIG_PM_SLEEP
125 int iwlagn_send_patterns(struct iwl_priv *priv,
126 struct cfg80211_wowlan *wowlan);
127 int iwlagn_suspend(struct iwl_priv *priv,
128 struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan);
132 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
133 void iwl_setup_rx_handlers(struct iwl_priv *priv);
137 int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb);
138 int iwlagn_tx_agg_start(struct iwl_priv *priv, struct ieee80211_vif *vif,
139 struct ieee80211_sta *sta, u16 tid, u16 *ssn);
140 int iwlagn_tx_agg_oper(struct iwl_priv *priv, struct ieee80211_vif *vif,
141 struct ieee80211_sta *sta, u16 tid, u8 buf_size);
142 int iwlagn_tx_agg_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
143 struct ieee80211_sta *sta, u16 tid);
144 int iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
145 struct iwl_rx_mem_buffer *rxb,
146 struct iwl_device_cmd *cmd);
147 int iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
148 struct iwl_device_cmd *cmd);
150 static inline u32 iwl_tx_status_to_mac80211(u32 status)
152 status &= TX_STATUS_MSK;
155 case TX_STATUS_SUCCESS:
156 case TX_STATUS_DIRECT_DONE:
157 return IEEE80211_TX_STAT_ACK;
158 case TX_STATUS_FAIL_DEST_PS:
159 case TX_STATUS_FAIL_PASSIVE_NO_RX:
160 return IEEE80211_TX_STAT_TX_FILTERED;
166 static inline bool iwl_is_tx_success(u32 status)
168 status &= TX_STATUS_MSK;
169 return (status == TX_STATUS_SUCCESS) ||
170 (status == TX_STATUS_DIRECT_DONE);
173 u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
176 void iwlagn_post_scan(struct iwl_priv *priv);
177 void iwlagn_disable_roc(struct iwl_priv *priv);
180 void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
181 int iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
182 struct iwl_rx_mem_buffer *rxb,
183 struct iwl_device_cmd *cmd);
184 void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
185 void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
186 void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
187 void iwlagn_bt_coex_rssi_monitor(struct iwl_priv *priv);
188 void iwlagn_bt_adjust_rssi_monitor(struct iwl_priv *priv, bool rssi_ena);
190 #ifdef CONFIG_IWLWIFI_DEBUG
191 const char *iwl_get_tx_fail_reason(u32 status);
192 const char *iwl_get_agg_tx_fail_reason(u16 status);
194 static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
195 static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
199 /* station management */
200 int iwlagn_manage_ibss_station(struct iwl_priv *priv,
201 struct ieee80211_vif *vif, bool add);
202 #define IWL_STA_DRIVER_ACTIVE BIT(0) /* driver entry is active */
203 #define IWL_STA_UCODE_ACTIVE BIT(1) /* ucode entry is active */
204 #define IWL_STA_UCODE_INPROGRESS BIT(2) /* ucode entry is in process of
206 #define IWL_STA_LOCAL BIT(3) /* station state not directed by mac80211;
207 (this is for the IBSS BSSID stations) */
208 #define IWL_STA_BCAST BIT(4) /* this station is the special bcast station */
211 void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
212 void iwl_clear_ucode_stations(struct iwl_priv *priv,
213 struct iwl_rxon_context *ctx);
214 void iwl_dealloc_bcast_stations(struct iwl_priv *priv);
215 int iwl_get_free_ucode_key_offset(struct iwl_priv *priv);
216 int iwl_send_add_sta(struct iwl_priv *priv,
217 struct iwl_addsta_cmd *sta, u8 flags);
218 int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
219 const u8 *addr, bool is_ap,
220 struct ieee80211_sta *sta, u8 *sta_id_r);
221 int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id,
223 u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
224 const u8 *addr, bool is_ap, struct ieee80211_sta *sta);
226 void iwl_sta_fill_lq(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
227 u8 sta_id, struct iwl_link_quality_cmd *link_cmd);
228 int iwl_send_lq_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
229 struct iwl_link_quality_cmd *lq, u8 flags, bool init);
230 void iwl_reprogram_ap_sta(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
231 int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb,
232 struct iwl_device_cmd *cmd);
236 * iwl_clear_driver_stations - clear knowledge of all stations from driver
237 * @priv: iwl priv struct
239 * This is called during iwl_down() to make sure that in the case
240 * we're coming there from a hardware restart mac80211 will be
241 * able to reconfigure stations -- if we're getting there in the
242 * normal down flow then the stations will already be cleared.
244 static inline void iwl_clear_driver_stations(struct iwl_priv *priv)
247 struct iwl_rxon_context *ctx;
249 spin_lock_irqsave(&priv->shrd->sta_lock, flags);
250 memset(priv->stations, 0, sizeof(priv->stations));
251 priv->num_stations = 0;
253 priv->ucode_key_table = 0;
255 for_each_context(priv, ctx) {
257 * Remove all key information that is not stored as part
258 * of station information since mac80211 may not have had
259 * a chance to remove all the keys. When device is
260 * reconfigured by mac80211 after an error all keys will
263 memset(ctx->wep_keys, 0, sizeof(ctx->wep_keys));
264 ctx->key_mapping_keys = 0;
267 spin_unlock_irqrestore(&priv->shrd->sta_lock, flags);
270 static inline int iwl_sta_id(struct ieee80211_sta *sta)
273 return IWL_INVALID_STATION;
275 return ((struct iwl_station_priv *)sta->drv_priv)->sta_id;
279 * iwl_sta_id_or_broadcast - return sta_id or broadcast sta
281 * @context: the current context
282 * @sta: mac80211 station
284 * In certain circumstances mac80211 passes a station pointer
285 * that may be %NULL, for example during TX or key setup. In
286 * that case, we need to use the broadcast station, so this
287 * inline wraps that pattern.
289 static inline int iwl_sta_id_or_broadcast(struct iwl_priv *priv,
290 struct iwl_rxon_context *context,
291 struct ieee80211_sta *sta)
296 return context->bcast_sta_id;
298 sta_id = iwl_sta_id(sta);
301 * mac80211 should not be passing a partially
302 * initialised station!
304 WARN_ON(sta_id == IWL_INVALID_STATION);
309 int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
310 struct iwl_rxon_context *ctx);
311 int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
312 const u8 *addr, u8 *sta_id_r);
313 int iwl_remove_default_wep_key(struct iwl_priv *priv,
314 struct iwl_rxon_context *ctx,
315 struct ieee80211_key_conf *key);
316 int iwl_set_default_wep_key(struct iwl_priv *priv,
317 struct iwl_rxon_context *ctx,
318 struct ieee80211_key_conf *key);
319 int iwl_restore_default_wep_keys(struct iwl_priv *priv,
320 struct iwl_rxon_context *ctx);
321 int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
322 struct ieee80211_key_conf *key,
323 struct ieee80211_sta *sta);
324 int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
325 struct ieee80211_key_conf *key,
326 struct ieee80211_sta *sta);
327 void iwl_update_tkip_key(struct iwl_priv *priv,
328 struct ieee80211_vif *vif,
329 struct ieee80211_key_conf *keyconf,
330 struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
331 int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
332 int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
334 int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
336 void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
337 int iwl_update_bcast_station(struct iwl_priv *priv,
338 struct iwl_rxon_context *ctx);
339 int iwl_update_bcast_stations(struct iwl_priv *priv);
342 static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
344 return BIT(ant_idx) << RATE_MCS_ANT_POS;
347 static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
349 return le32_to_cpu(rate_n_flags) & RATE_MCS_RATE_MSK;
352 static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
354 return cpu_to_le32(flags|(u32)rate);
358 void iwl_eeprom_enhanced_txpower(struct iwl_priv *priv);
359 void iwl_eeprom_get_mac(const struct iwl_shared *shrd, u8 *mac);
361 extern int iwl_alive_start(struct iwl_priv *priv);
363 #ifdef CONFIG_IWLWIFI_DEVICE_TESTMODE
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 #ifdef CONFIG_IWLWIFI_DEBUG
396 void iwl_print_rx_config_cmd(struct iwl_priv *priv,
397 enum iwl_rxon_context_id ctxid);
399 static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
400 enum iwl_rxon_context_id ctxid)
405 #endif /* __iwl_agn_h__ */