1 /******************************************************************************
2 *
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.
5 *
6 * GPL LICENSE SUMMARY
7 *
8 * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved.
9 *
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.
13 *
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.
18 *
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,
22 * USA
23 *
24 * The full GNU General Public License is included in this distribution
25 * in the file called LICENSE.GPL.
26 *
27 * Contact Information:
28 * Intel Linux Wireless <ilw@linux.intel.com>
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30 *
31 * BSD LICENSE
32 *
33 * Copyright(c) 2005 - 2010 Intel Corporation. All rights reserved.
34 * All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
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39 *
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
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44 * the documentation and/or other materials provided with the
45 * distribution.
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47 * contributors may be used to endorse or promote products derived
48 * from this software without specific prior written permission.
49 *
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
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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,
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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 *****************************************************************************/
62
63 #ifndef __iwl_agn_h__
64 #define __iwl_agn_h__
65
66 #include "iwl-dev.h"
67
68 /* configuration for the _agn devices */
69 extern struct iwl_cfg iwl4965_agn_cfg;
70 extern struct iwl_cfg iwl5300_agn_cfg;
71 extern struct iwl_cfg iwl5100_agn_cfg;
72 extern struct iwl_cfg iwl5350_agn_cfg;
73 extern struct iwl_cfg iwl5100_bgn_cfg;
74 extern struct iwl_cfg iwl5100_abg_cfg;
75 extern struct iwl_cfg iwl5150_agn_cfg;
76 extern struct iwl_cfg iwl5150_abg_cfg;
77 extern struct iwl_cfg iwl6005_2agn_cfg;
78 extern struct iwl_cfg iwl6005_2abg_cfg;
79 extern struct iwl_cfg iwl6005_2bg_cfg;
80 extern struct iwl_cfg iwl1030_bgn_cfg;
81 extern struct iwl_cfg iwl1030_bg_cfg;
82 extern struct iwl_cfg iwl6030_2agn_cfg;
83 extern struct iwl_cfg iwl6030_2abg_cfg;
84 extern struct iwl_cfg iwl6030_2bgn_cfg;
85 extern struct iwl_cfg iwl6030_2bg_cfg;
86 extern struct iwl_cfg iwl6000i_2agn_cfg;
87 extern struct iwl_cfg iwl6000i_2abg_cfg;
88 extern struct iwl_cfg iwl6000i_2bg_cfg;
89 extern struct iwl_cfg iwl6000_3agn_cfg;
90 extern struct iwl_cfg iwl6050_2agn_cfg;
91 extern struct iwl_cfg iwl6050_2abg_cfg;
92 extern struct iwl_cfg iwl6150_bgn_cfg;
93 extern struct iwl_cfg iwl1000_bgn_cfg;
94 extern struct iwl_cfg iwl1000_bg_cfg;
95 extern struct iwl_cfg iwl100_bgn_cfg;
96 extern struct iwl_cfg iwl100_bg_cfg;
97 extern struct iwl_cfg iwl130_bgn_cfg;
98 extern struct iwl_cfg iwl130_bg_cfg;
99 extern struct iwl_cfg iwl2000_2bgn_cfg;
100 extern struct iwl_cfg iwl2000_2bg_cfg;
101 extern struct iwl_cfg iwl2030_2bgn_cfg;
102 extern struct iwl_cfg iwl2030_2bg_cfg;
103 extern struct iwl_cfg iwl6035_2agn_cfg;
104 extern struct iwl_cfg iwl6035_2abg_cfg;
105 extern struct iwl_cfg iwl6035_2bg_cfg;
106 extern struct iwl_cfg iwl200_bg_cfg;
107 extern struct iwl_cfg iwl200_bgn_cfg;
108 extern struct iwl_cfg iwl230_bg_cfg;
109 extern struct iwl_cfg iwl230_bgn_cfg;
110
111 extern struct iwl_mod_params iwlagn_mod_params;
112 extern struct iwl_hcmd_ops iwlagn_hcmd;
113 extern struct iwl_hcmd_ops iwlagn_bt_hcmd;
114 extern struct iwl_hcmd_utils_ops iwlagn_hcmd_utils;
115
116 extern struct ieee80211_ops iwlagn_hw_ops;
117 extern struct ieee80211_ops iwl4965_hw_ops;
118
119 int iwl_reset_ict(struct iwl_priv *priv);
120 void iwl_disable_ict(struct iwl_priv *priv);
121 int iwl_alloc_isr_ict(struct iwl_priv *priv);
122 void iwl_free_isr_ict(struct iwl_priv *priv);
123 irqreturn_t iwl_isr_ict(int irq, void *data);
124
125 /* tx queue */
126 void iwlagn_set_wr_ptrs(struct iwl_priv *priv,
127 int txq_id, u32 index);
128 void iwlagn_tx_queue_set_status(struct iwl_priv *priv,
129 struct iwl_tx_queue *txq,
130 int tx_fifo_id, int scd_retry);
131 void iwlagn_txq_update_byte_cnt_tbl(struct iwl_priv *priv,
132 struct iwl_tx_queue *txq,
133 u16 byte_cnt);
134 void iwlagn_txq_inval_byte_cnt_tbl(struct iwl_priv *priv,
135 struct iwl_tx_queue *txq);
136 int iwlagn_txq_agg_enable(struct iwl_priv *priv, int txq_id,
137 int tx_fifo, int sta_id, int tid, u16 ssn_idx);
138 int iwlagn_txq_agg_disable(struct iwl_priv *priv, u16 txq_id,
139 u16 ssn_idx, u8 tx_fifo);
140 void iwlagn_txq_set_sched(struct iwl_priv *priv, u32 mask);
141 void iwl_free_tfds_in_queue(struct iwl_priv *priv,
142 int sta_id, int tid, int freed);
143
144 /* RXON */
145 int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
146 void iwlagn_set_rxon_chain(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
147 int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed);
148 void iwlagn_bss_info_changed(struct ieee80211_hw *hw,
149 struct ieee80211_vif *vif,
150 struct ieee80211_bss_conf *bss_conf,
151 u32 changes);
152
153 /* uCode */
154 int iwlagn_load_ucode(struct iwl_priv *priv);
155 void iwlagn_rx_calib_result(struct iwl_priv *priv,
156 struct iwl_rx_mem_buffer *rxb);
157 void iwlagn_rx_calib_complete(struct iwl_priv *priv,
158 struct iwl_rx_mem_buffer *rxb);
159 void iwlagn_init_alive_start(struct iwl_priv *priv);
160 int iwlagn_alive_notify(struct iwl_priv *priv);
161 int iwl_verify_ucode(struct iwl_priv *priv);
162 void iwlagn_send_bt_env(struct iwl_priv *priv, u8 action, u8 type);
163 void iwlagn_send_prio_tbl(struct iwl_priv *priv);
164
165 /* lib */
166 void iwl_check_abort_status(struct iwl_priv *priv,
167 u8 frame_count, u32 status);
168 void iwlagn_rx_handler_setup(struct iwl_priv *priv);
169 void iwlagn_setup_deferred_work(struct iwl_priv *priv);
170 int iwlagn_hw_valid_rtc_data_addr(u32 addr);
171 int iwlagn_send_tx_power(struct iwl_priv *priv);
172 void iwlagn_temperature(struct iwl_priv *priv);
173 u16 iwlagn_eeprom_calib_version(struct iwl_priv *priv);
174 const u8 *iwlagn_eeprom_query_addr(const struct iwl_priv *priv,
175 size_t offset);
176 void iwlagn_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
177 int iwlagn_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
178 int iwlagn_hw_nic_init(struct iwl_priv *priv);
179 int iwlagn_wait_tx_queue_empty(struct iwl_priv *priv);
180 int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
181 void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control);
182 void iwl_dump_csr(struct iwl_priv *priv);
183 int iwl_dump_fh(struct iwl_priv *priv, char **buf, bool display);
184
185 /* rx */
186 void iwlagn_rx_queue_restock(struct iwl_priv *priv);
187 void iwlagn_rx_allocate(struct iwl_priv *priv, gfp_t priority);
188 void iwlagn_rx_replenish(struct iwl_priv *priv);
189 void iwlagn_rx_replenish_now(struct iwl_priv *priv);
190 void iwlagn_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq);
191 int iwlagn_rxq_stop(struct iwl_priv *priv);
192 int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band);
193 void iwl_setup_rx_handlers(struct iwl_priv *priv);
194
195 /* tx */
196 void iwl_hw_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq);
197 int iwl_hw_txq_attach_buf_to_tfd(struct iwl_priv *priv,
198 struct iwl_tx_queue *txq,
199 dma_addr_t addr, u16 len, u8 reset, u8 pad);
200 int iwl_hw_tx_queue_init(struct iwl_priv *priv,
201 struct iwl_tx_queue *txq);
202 void iwlagn_hwrate_to_tx_control(struct iwl_priv *priv, u32 rate_n_flags,
203 struct ieee80211_tx_info *info);
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_stop(struct iwl_priv *priv, struct ieee80211_vif *vif,
208 struct ieee80211_sta *sta, u16 tid);
209 int iwlagn_txq_check_empty(struct iwl_priv *priv,
210 int sta_id, u8 tid, int txq_id);
211 void iwlagn_rx_reply_compressed_ba(struct iwl_priv *priv,
212 struct iwl_rx_mem_buffer *rxb);
213 int iwlagn_tx_queue_reclaim(struct iwl_priv *priv, int txq_id, int index);
214 void iwlagn_hw_txq_ctx_free(struct iwl_priv *priv);
215 int iwlagn_txq_ctx_alloc(struct iwl_priv *priv);
216 void iwlagn_txq_ctx_reset(struct iwl_priv *priv);
217 void iwlagn_txq_ctx_stop(struct iwl_priv *priv);
218
iwl_tx_status_to_mac80211(u32 status)219 static inline u32 iwl_tx_status_to_mac80211(u32 status)
220 {
221 status &= TX_STATUS_MSK;
222
223 switch (status) {
224 case TX_STATUS_SUCCESS:
225 case TX_STATUS_DIRECT_DONE:
226 return IEEE80211_TX_STAT_ACK;
227 case TX_STATUS_FAIL_DEST_PS:
228 return IEEE80211_TX_STAT_TX_FILTERED;
229 default:
230 return 0;
231 }
232 }
233
iwl_is_tx_success(u32 status)234 static inline bool iwl_is_tx_success(u32 status)
235 {
236 status &= TX_STATUS_MSK;
237 return (status == TX_STATUS_SUCCESS) ||
238 (status == TX_STATUS_DIRECT_DONE);
239 }
240
241 u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx, u8 valid);
242
243 /* scan */
244 int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif);
245 void iwlagn_post_scan(struct iwl_priv *priv);
246
247 /* station mgmt */
248 int iwlagn_manage_ibss_station(struct iwl_priv *priv,
249 struct ieee80211_vif *vif, bool add);
250
251 /* hcmd */
252 int iwlagn_send_rxon_assoc(struct iwl_priv *priv,
253 struct iwl_rxon_context *ctx);
254 int iwlagn_send_tx_ant_config(struct iwl_priv *priv, u8 valid_tx_ant);
255 int iwlagn_send_beacon_cmd(struct iwl_priv *priv);
256
257 /* bt coex */
258 void iwlagn_send_advance_bt_config(struct iwl_priv *priv);
259 void iwlagn_bt_coex_profile_notif(struct iwl_priv *priv,
260 struct iwl_rx_mem_buffer *rxb);
261 void iwlagn_bt_rx_handler_setup(struct iwl_priv *priv);
262 void iwlagn_bt_setup_deferred_work(struct iwl_priv *priv);
263 void iwlagn_bt_cancel_deferred_work(struct iwl_priv *priv);
264
265 #ifdef CONFIG_IWLWIFI_DEBUG
266 const char *iwl_get_tx_fail_reason(u32 status);
267 const char *iwl_get_agg_tx_fail_reason(u16 status);
268 #else
iwl_get_tx_fail_reason(u32 status)269 static inline const char *iwl_get_tx_fail_reason(u32 status) { return ""; }
iwl_get_agg_tx_fail_reason(u16 status)270 static inline const char *iwl_get_agg_tx_fail_reason(u16 status) { return ""; }
271 #endif
272
273 /* station management */
274 int iwlagn_alloc_bcast_station(struct iwl_priv *priv,
275 struct iwl_rxon_context *ctx);
276 int iwlagn_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
277 const u8 *addr, u8 *sta_id_r);
278 int iwl_remove_default_wep_key(struct iwl_priv *priv,
279 struct iwl_rxon_context *ctx,
280 struct ieee80211_key_conf *key);
281 int iwl_set_default_wep_key(struct iwl_priv *priv,
282 struct iwl_rxon_context *ctx,
283 struct ieee80211_key_conf *key);
284 int iwl_restore_default_wep_keys(struct iwl_priv *priv,
285 struct iwl_rxon_context *ctx);
286 int iwl_set_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
287 struct ieee80211_key_conf *key, u8 sta_id);
288 int iwl_remove_dynamic_key(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
289 struct ieee80211_key_conf *key, u8 sta_id);
290 void iwl_update_tkip_key(struct iwl_priv *priv,
291 struct iwl_rxon_context *ctx,
292 struct ieee80211_key_conf *keyconf,
293 struct ieee80211_sta *sta, u32 iv32, u16 *phase1key);
294 int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid);
295 int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta,
296 int tid, u16 ssn);
297 int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta,
298 int tid);
299 void iwl_sta_modify_sleep_tx_count(struct iwl_priv *priv, int sta_id, int cnt);
300 int iwl_update_bcast_stations(struct iwl_priv *priv);
301 void iwlagn_mac_sta_notify(struct ieee80211_hw *hw,
302 struct ieee80211_vif *vif,
303 enum sta_notify_cmd cmd,
304 struct ieee80211_sta *sta);
305
306 /* rate */
iwl_ant_idx_to_flags(u8 ant_idx)307 static inline u32 iwl_ant_idx_to_flags(u8 ant_idx)
308 {
309 return BIT(ant_idx) << RATE_MCS_ANT_POS;
310 }
311
iwl_hw_get_rate(__le32 rate_n_flags)312 static inline u8 iwl_hw_get_rate(__le32 rate_n_flags)
313 {
314 return le32_to_cpu(rate_n_flags) & 0xFF;
315 }
316
iwl_hw_set_rate_n_flags(u8 rate,u32 flags)317 static inline __le32 iwl_hw_set_rate_n_flags(u8 rate, u32 flags)
318 {
319 return cpu_to_le32(flags|(u32)rate);
320 }
321
322 /* eeprom */
323 void iwlcore_eeprom_enhanced_txpower(struct iwl_priv *priv);
324 void iwl_eeprom_get_mac(const struct iwl_priv *priv, u8 *mac);
325 int iwlcore_eeprom_acquire_semaphore(struct iwl_priv *priv);
326 void iwlcore_eeprom_release_semaphore(struct iwl_priv *priv);
327
328 /* notification wait support */
329 void __acquires(wait_entry)
330 iwlagn_init_notification_wait(struct iwl_priv *priv,
331 struct iwl_notification_wait *wait_entry,
332 void (*fn)(struct iwl_priv *priv,
333 struct iwl_rx_packet *pkt),
334 u8 cmd);
335 signed long __releases(wait_entry)
336 iwlagn_wait_notification(struct iwl_priv *priv,
337 struct iwl_notification_wait *wait_entry,
338 unsigned long timeout);
339 void __releases(wait_entry)
340 iwlagn_remove_notification(struct iwl_priv *priv,
341 struct iwl_notification_wait *wait_entry);
342
343 /* mac80211 handlers (for 4965) */
344 void iwlagn_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb);
345 int iwlagn_mac_start(struct ieee80211_hw *hw);
346 void iwlagn_mac_stop(struct ieee80211_hw *hw);
347 void iwlagn_configure_filter(struct ieee80211_hw *hw,
348 unsigned int changed_flags,
349 unsigned int *total_flags,
350 u64 multicast);
351 int iwlagn_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
352 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
353 struct ieee80211_key_conf *key);
354 void iwlagn_mac_update_tkip_key(struct ieee80211_hw *hw,
355 struct ieee80211_vif *vif,
356 struct ieee80211_key_conf *keyconf,
357 struct ieee80211_sta *sta,
358 u32 iv32, u16 *phase1key);
359 int iwlagn_mac_ampdu_action(struct ieee80211_hw *hw,
360 struct ieee80211_vif *vif,
361 enum ieee80211_ampdu_mlme_action action,
362 struct ieee80211_sta *sta, u16 tid, u16 *ssn,
363 u8 buf_size);
364 int iwlagn_mac_sta_add(struct ieee80211_hw *hw,
365 struct ieee80211_vif *vif,
366 struct ieee80211_sta *sta);
367 void iwlagn_mac_channel_switch(struct ieee80211_hw *hw,
368 struct ieee80211_channel_switch *ch_switch);
369 void iwlagn_mac_flush(struct ieee80211_hw *hw, bool drop);
370
371 #endif /* __iwl_agn_h__ */
372