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 *****************************************************************************/
63 #ifndef __iwl_core_h__
64 #define __iwl_core_h__
69 /************************
70 * forward declarations *
71 ************************/
75 #define TIME_UNIT 1024
77 /***************************
79 ***************************/
81 void iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
82 struct iwl_rxon_context *ctx);
83 void iwl_set_flags_for_band(struct iwl_priv *priv,
84 struct iwl_rxon_context *ctx,
85 enum ieee80211_band band,
86 struct ieee80211_vif *vif);
87 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
88 bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
89 struct iwl_rxon_context *ctx,
90 struct ieee80211_sta_ht_cap *ht_cap);
91 void iwl_connection_init_rx_config(struct iwl_priv *priv,
92 struct iwl_rxon_context *ctx);
93 void iwl_set_rate(struct iwl_priv *priv);
94 int iwl_cmd_echo_test(struct iwl_priv *priv);
95 #ifdef CONFIG_IWLWIFI_DEBUGFS
96 int iwl_alloc_traffic_mem(struct iwl_priv *priv);
97 void iwl_free_traffic_mem(struct iwl_priv *priv);
98 void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
99 u16 length, struct ieee80211_hdr *header);
100 void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
101 u16 length, struct ieee80211_hdr *header);
102 const char *get_mgmt_string(int cmd);
103 const char *get_ctrl_string(int cmd);
104 void iwl_clear_traffic_stats(struct iwl_priv *priv);
105 void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc,
107 void iwl_reset_traffic_log(struct iwl_priv *priv);
110 static inline int iwl_alloc_traffic_mem(struct iwl_priv *priv)
114 static inline void iwl_free_traffic_mem(struct iwl_priv *priv)
117 static inline void iwl_reset_traffic_log(struct iwl_priv *priv)
120 static inline void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
121 u16 length, struct ieee80211_hdr *header)
124 static inline void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
125 u16 length, struct ieee80211_hdr *header)
128 static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx,
134 /*****************************************************
136 ******************************************************/
137 void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
139 /*****************************************************
141 ****************************************************/
142 int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);
144 /*******************************************************************************
146 ******************************************************************************/
147 void iwl_init_scan_params(struct iwl_priv *priv);
148 int iwl_scan_cancel(struct iwl_priv *priv);
149 void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
150 void iwl_force_scan_end(struct iwl_priv *priv);
151 void iwl_internal_short_hw_scan(struct iwl_priv *priv);
152 void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
153 void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
154 void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
155 int __must_check iwl_scan_initiate(struct iwl_priv *priv,
156 struct ieee80211_vif *vif,
157 enum iwl_scan_type scan_type,
158 enum ieee80211_band band);
160 /* For faster active scanning, scan will move to the next channel if fewer than
161 * PLCP_QUIET_THRESH packets are heard on this channel within
162 * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
163 * time if it's a quiet channel (nothing responded to our probe, and there's
165 * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
166 #define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
167 #define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
169 #define IWL_SCAN_CHECK_WATCHDOG (HZ * 7)
171 /* traffic log definitions */
172 #define IWL_TRAFFIC_ENTRIES (256)
173 #define IWL_TRAFFIC_ENTRY_SIZE (64)
175 /*****************************************************
176 * S e n d i n g H o s t C o m m a n d s *
177 *****************************************************/
179 u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval);
180 __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
181 u32 addon, u32 beacon_interval);
183 extern void iwl_send_bt_config(struct iwl_priv *priv);
184 extern int iwl_send_statistics_request(struct iwl_priv *priv,
185 u8 flags, bool clear);
187 static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
188 struct iwl_priv *priv, enum ieee80211_band band)
190 return priv->hw->wiphy->bands[band];
193 static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
195 return cfg(priv)->bt_params &&
196 cfg(priv)->bt_params->advanced_bt_coexist;
199 extern bool bt_siso_mode;
201 #endif /* __iwl_core_h__ */