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82b9a121 TW |
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 | * | |
4e318262 | 8 | * Copyright(c) 2008 - 2012 Intel Corporation. All rights reserved. |
82b9a121 TW |
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: | |
759ef89f | 28 | * Intel Linux Wireless <ilw@linux.intel.com> |
82b9a121 TW |
29 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
30 | * | |
31 | * BSD LICENSE | |
32 | * | |
4e318262 | 33 | * Copyright(c) 2005 - 2012 Intel Corporation. All rights reserved. |
82b9a121 TW |
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 | |
38 | * are met: | |
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 | |
43 | * notice, this list of conditions and the following disclaimer in | |
44 | * the documentation and/or other materials provided with the | |
45 | * distribution. | |
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. | |
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 | |
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 | *****************************************************************************/ | |
62 | ||
63 | #ifndef __iwl_core_h__ | |
64 | #define __iwl_core_h__ | |
65 | ||
266af4c7 | 66 | #include "iwl-dev.h" |
6a686c60 | 67 | #include "iwl-io.h" |
266af4c7 | 68 | |
857485c0 TW |
69 | /************************ |
70 | * forward declarations * | |
71 | ************************/ | |
72 | struct iwl_host_cmd; | |
73 | struct iwl_cmd; | |
74 | ||
a0ee74cf WYG |
75 | #define TIME_UNIT 1024 |
76 | ||
6bc913bd | 77 | struct iwl_lib_ops { |
a96a27f9 | 78 | /* set hw dependent parameters */ |
6d4dec7b | 79 | void (*set_hw_params)(struct iwl_priv *priv); |
79d07325 WYG |
80 | int (*set_channel_switch)(struct iwl_priv *priv, |
81 | struct ieee80211_channel_switch *ch_switch); | |
e4c598b7 FD |
82 | /* device specific configuration */ |
83 | void (*nic_config)(struct iwl_priv *priv); | |
62161aef | 84 | |
6bc913bd AK |
85 | /* eeprom operations (as defined in iwl-eeprom.h) */ |
86 | struct iwl_eeprom_ops eeprom_ops; | |
62161aef WYG |
87 | |
88 | /* temperature */ | |
909fc3cb | 89 | void (*temperature)(struct iwl_priv *priv); |
6bc913bd AK |
90 | }; |
91 | ||
7cb1b088 | 92 | /* |
670245ed | 93 | * @advanced_bt_coexist: support advanced bt coexist |
a4b96cc4 | 94 | * @bt_init_traffic_load: specify initial bt traffic load |
5d297d50 | 95 | * @bt_prio_boost: default bt priority boost value |
7469701e | 96 | * @agg_time_limit: maximum number of uSec in aggregation |
e366176e | 97 | * @bt_sco_disable: uCode should not response to BT in SCO/ESCO mode |
15b3f3b0 | 98 | */ |
7cb1b088 WYG |
99 | struct iwl_bt_params { |
100 | bool advanced_bt_coexist; | |
101 | u8 bt_init_traffic_load; | |
102 | u8 bt_prio_boost; | |
7cb1b088 | 103 | u16 agg_time_limit; |
e366176e | 104 | bool bt_sco_disable; |
6013270a | 105 | bool bt_session_2; |
7cb1b088 WYG |
106 | }; |
107 | /* | |
108 | * @use_rts_for_aggregation: use rts/cts protection for HT traffic | |
15b3f3b0 | 109 | */ |
7cb1b088 WYG |
110 | struct iwl_ht_params { |
111 | const bool ht_greenfield_support; /* if used set to true */ | |
112 | bool use_rts_for_aggregation; | |
15b3f3b0 | 113 | enum ieee80211_smps_mode smps_mode; |
7cb1b088 WYG |
114 | }; |
115 | ||
1d0a082d AK |
116 | /*************************** |
117 | * L i b * | |
118 | ***************************/ | |
119 | ||
246ed355 JB |
120 | void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, struct iwl_rxon_context *ctx, |
121 | int hw_decrypt); | |
122 | int iwl_check_rxon_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx); | |
123 | int iwl_full_rxon_required(struct iwl_priv *priv, struct iwl_rxon_context *ctx); | |
dd63b84e | 124 | void iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch, |
246ed355 | 125 | struct iwl_rxon_context *ctx); |
79d07325 | 126 | void iwl_set_flags_for_band(struct iwl_priv *priv, |
246ed355 | 127 | struct iwl_rxon_context *ctx, |
79d07325 WYG |
128 | enum ieee80211_band band, |
129 | struct ieee80211_vif *vif); | |
14023641 AK |
130 | u8 iwl_get_single_channel_number(struct iwl_priv *priv, |
131 | enum ieee80211_band band); | |
fad95bf5 | 132 | void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf); |
7e6a5886 JB |
133 | bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv, |
134 | struct iwl_rxon_context *ctx, | |
135 | struct ieee80211_sta_ht_cap *ht_cap); | |
1dda6d28 | 136 | void iwl_connection_init_rx_config(struct iwl_priv *priv, |
d0fe478c | 137 | struct iwl_rxon_context *ctx); |
79d07325 | 138 | void iwl_set_rate(struct iwl_priv *priv); |
317d09f7 | 139 | int iwl_cmd_echo_test(struct iwl_priv *priv); |
20594eb0 WYG |
140 | #ifdef CONFIG_IWLWIFI_DEBUGFS |
141 | int iwl_alloc_traffic_mem(struct iwl_priv *priv); | |
142 | void iwl_free_traffic_mem(struct iwl_priv *priv); | |
20594eb0 WYG |
143 | void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv, |
144 | u16 length, struct ieee80211_hdr *header); | |
145 | void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv, | |
146 | u16 length, struct ieee80211_hdr *header); | |
22fdf3c9 WYG |
147 | const char *get_mgmt_string(int cmd); |
148 | const char *get_ctrl_string(int cmd); | |
7163b8a4 | 149 | void iwl_clear_traffic_stats(struct iwl_priv *priv); |
450ccb36 RC |
150 | void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc, |
151 | u16 len); | |
4d660ce5 EG |
152 | void iwl_reset_traffic_log(struct iwl_priv *priv); |
153 | ||
20594eb0 WYG |
154 | #else |
155 | static inline int iwl_alloc_traffic_mem(struct iwl_priv *priv) | |
156 | { | |
157 | return 0; | |
158 | } | |
159 | static inline void iwl_free_traffic_mem(struct iwl_priv *priv) | |
160 | { | |
161 | } | |
162 | static inline void iwl_reset_traffic_log(struct iwl_priv *priv) | |
163 | { | |
164 | } | |
165 | static inline void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv, | |
166 | u16 length, struct ieee80211_hdr *header) | |
167 | { | |
168 | } | |
169 | static inline void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv, | |
170 | u16 length, struct ieee80211_hdr *header) | |
171 | { | |
172 | } | |
450ccb36 RC |
173 | static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx, |
174 | __le16 fc, u16 len) | |
175 | { | |
450ccb36 | 176 | } |
20594eb0 | 177 | #endif |
030f05ed | 178 | |
a55360e4 TW |
179 | /***************************************************** |
180 | * RX | |
181 | ******************************************************/ | |
79d07325 | 182 | void iwl_chswitch_done(struct iwl_priv *priv, bool is_success); |
a55360e4 | 183 | |
22de94de | 184 | void iwl_setup_watchdog(struct iwl_priv *priv); |
630fe9b6 TW |
185 | /***************************************************** |
186 | * TX power | |
187 | ****************************************************/ | |
188 | int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force); | |
189 | ||
2a421b91 TW |
190 | /******************************************************************************* |
191 | * Scanning | |
192 | ******************************************************************************/ | |
f53696de | 193 | void iwl_init_scan_params(struct iwl_priv *priv); |
2a421b91 | 194 | int iwl_scan_cancel(struct iwl_priv *priv); |
98efb4a5 | 195 | void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms); |
e7e16b90 | 196 | void iwl_force_scan_end(struct iwl_priv *priv); |
88be0264 | 197 | void iwl_internal_short_hw_scan(struct iwl_priv *priv); |
c04f9f22 | 198 | int iwl_force_reset(struct iwl_priv *priv, int mode, bool external); |
2a421b91 TW |
199 | void iwl_setup_rx_scan_handlers(struct iwl_priv *priv); |
200 | void iwl_setup_scan_deferred_work(struct iwl_priv *priv); | |
e7e16b90 | 201 | void iwl_cancel_scan_deferred_work(struct iwl_priv *priv); |
266af4c7 JB |
202 | int __must_check iwl_scan_initiate(struct iwl_priv *priv, |
203 | struct ieee80211_vif *vif, | |
204 | enum iwl_scan_type scan_type, | |
205 | enum ieee80211_band band); | |
2a421b91 | 206 | |
77fecfb8 SO |
207 | /* For faster active scanning, scan will move to the next channel if fewer than |
208 | * PLCP_QUIET_THRESH packets are heard on this channel within | |
209 | * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell | |
210 | * time if it's a quiet channel (nothing responded to our probe, and there's | |
211 | * no other traffic). | |
212 | * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */ | |
c1b4aa3f HH |
213 | #define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */ |
214 | #define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */ | |
77fecfb8 | 215 | |
b6e4c55a | 216 | #define IWL_SCAN_CHECK_WATCHDOG (HZ * 7) |
77fecfb8 | 217 | |
61f04392 JB |
218 | /* traffic log definitions */ |
219 | #define IWL_TRAFFIC_ENTRIES (256) | |
220 | #define IWL_TRAFFIC_ENTRY_SIZE (64) | |
221 | ||
857485c0 TW |
222 | /***************************************************** |
223 | * S e n d i n g H o s t C o m m a n d s * | |
224 | *****************************************************/ | |
225 | ||
22de94de | 226 | void iwl_bg_watchdog(unsigned long data); |
a0ee74cf WYG |
227 | u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval); |
228 | __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base, | |
229 | u32 addon, u32 beacon_interval); | |
b74e31a9 | 230 | |
c1c81401 | 231 | |
534166de SO |
232 | /***************************************************** |
233 | * GEOS | |
234 | ******************************************************/ | |
b39488a9 WYG |
235 | int iwl_init_geos(struct iwl_priv *priv); |
236 | void iwl_free_geos(struct iwl_priv *priv); | |
76eff18b | 237 | |
65b52bde | 238 | extern void iwl_send_bt_config(struct iwl_priv *priv); |
ef8d5529 WYG |
239 | extern int iwl_send_statistics_request(struct iwl_priv *priv, |
240 | u8 flags, bool clear); | |
7e8c519e | 241 | |
47313e34 | 242 | int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx); |
805a3b81 | 243 | |
3c57601d RR |
244 | static inline const struct ieee80211_supported_band *iwl_get_hw_mode( |
245 | struct iwl_priv *priv, enum ieee80211_band band) | |
246 | { | |
247 | return priv->hw->wiphy->bands[band]; | |
248 | } | |
670245ed | 249 | |
88e58fc5 SG |
250 | static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv) |
251 | { | |
38622419 DF |
252 | return cfg(priv)->bt_params && |
253 | cfg(priv)->bt_params->advanced_bt_coexist; | |
88e58fc5 SG |
254 | } |
255 | ||
bee008b7 | 256 | extern bool bt_siso_mode; |
670245ed | 257 | |
82b9a121 | 258 | #endif /* __iwl_core_h__ */ |