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 *****************************************************************************/
63 #ifndef __iwl_core_h__
64 #define __iwl_core_h__
68 /************************
69 * forward declarations *
70 ************************/
75 #define IWLWIFI_VERSION "in-tree:"
76 #define DRV_COPYRIGHT "Copyright(c) 2003-2011 Intel Corporation"
77 #define DRV_AUTHOR "<ilw@linux.intel.com>"
79 #define TIME_UNIT 1024
81 #define IWL_CMD(x) case x: return #x
84 /* set hw dependent parameters */
85 int (*set_hw_params)(struct iwl_priv *priv);
86 /* setup BT Rx handler */
87 void (*bt_rx_handler_setup)(struct iwl_priv *priv);
88 /* setup BT related deferred work */
89 void (*bt_setup_deferred_work)(struct iwl_priv *priv);
90 /* cancel deferred work */
91 void (*cancel_deferred_work)(struct iwl_priv *priv);
92 int (*set_channel_switch)(struct iwl_priv *priv,
93 struct ieee80211_channel_switch *ch_switch);
94 /* device specific configuration */
95 void (*nic_config)(struct iwl_priv *priv);
97 /* eeprom operations (as defined in iwl-eeprom.h) */
98 struct iwl_eeprom_ops eeprom_ops;
101 void (*temperature)(struct iwl_priv *priv);
105 * @max_ll_items: max number of OTP blocks
106 * @shadow_ram_support: shadow support for OTP memory
107 * @led_compensation: compensate on the led on/off time per HW according
108 * to the deviation to achieve the desired led frequency.
109 * The detail algorithm is described in iwl-led.c
110 * @chain_noise_num_beacons: number of beacons used to compute chain noise
111 * @adv_thermal_throttle: support advance thermal throttle
112 * @support_ct_kill_exit: support ct kill exit condition
113 * @support_wimax_coexist: support wimax/wifi co-exist
114 * @plcp_delta_threshold: plcp error rate threshold used to trigger
115 * radio tuning when there is a high receiving plcp error rate
116 * @chain_noise_scale: default chain noise scale used for gain computation
117 * @wd_timeout: TX queues watchdog timeout
118 * @temperature_kelvin: temperature report by uCode in kelvin
119 * @max_event_log_size: size of event log buffer size for ucode event logging
120 * @shadow_reg_enable: HW shadhow register bit
121 * @no_idle_support: do not support idle mode
122 * @hd_v2: v2 of enhanced sensitivity value, used for 2000 series and up
124 struct iwl_base_params {
126 int num_of_queues; /* def: HW dependent */
127 int num_of_ampdu_queues;/* def: HW dependent */
128 /* for iwl_apm_init() */
131 const u16 max_ll_items;
132 const bool shadow_ram_support;
133 u16 led_compensation;
134 int chain_noise_num_beacons;
135 bool adv_thermal_throttle;
136 bool support_ct_kill_exit;
137 const bool support_wimax_coexist;
138 u8 plcp_delta_threshold;
139 s32 chain_noise_scale;
140 unsigned int wd_timeout;
141 bool temperature_kelvin;
142 u32 max_event_log_size;
143 const bool shadow_reg_enable;
144 const bool no_idle_support;
148 * @advanced_bt_coexist: support advanced bt coexist
149 * @bt_init_traffic_load: specify initial bt traffic load
150 * @bt_prio_boost: default bt priority boost value
151 * @agg_time_limit: maximum number of uSec in aggregation
152 * @ampdu_factor: Maximum A-MPDU length factor
153 * @ampdu_density: Minimum A-MPDU spacing
154 * @bt_sco_disable: uCode should not response to BT in SCO/ESCO mode
156 struct iwl_bt_params {
157 bool advanced_bt_coexist;
158 u8 bt_init_traffic_load;
167 * @use_rts_for_aggregation: use rts/cts protection for HT traffic
169 struct iwl_ht_params {
170 const bool ht_greenfield_support; /* if used set to true */
171 bool use_rts_for_aggregation;
172 enum ieee80211_smps_mode smps_mode;
177 * @name: Offical name of the device
178 * @fw_name_pre: Firmware filename prefix. The api version and extension
179 * (.ucode) will be added to filename before loading from disk. The
180 * filename is constructed as fw_name_pre<api>.ucode.
181 * @ucode_api_max: Highest version of uCode API supported by driver.
182 * @ucode_api_ok: oldest version of the uCode API that is OK to load
183 * without a warning, for use in transitions
184 * @ucode_api_min: Lowest version of uCode API supported by driver.
185 * @valid_tx_ant: valid transmit antenna
186 * @valid_rx_ant: valid receive antenna
187 * @sku: sku information from EEPROM
188 * @eeprom_ver: EEPROM version
189 * @eeprom_calib_ver: EEPROM calibration version
190 * @lib: pointer to the lib ops
191 * @additional_nic_config: additional nic configuration
192 * @base_params: pointer to basic parameters
193 * @ht_params: point to ht patameters
194 * @bt_params: pointer to bt parameters
195 * @pa_type: used by 6000 series only to identify the type of Power Amplifier
196 * @need_dc_calib: need to perform init dc calibration
197 * @need_temp_offset_calib: need to perform temperature offset calibration
198 * @scan_antennas: available antenna for scan operation
199 * @led_mode: 0=blinking, 1=On(RF On)/Off(RF Off)
200 * @adv_pm: advance power management
201 * @rx_with_siso_diversity: 1x1 device with rx antenna diversity
202 * @internal_wimax_coex: internal wifi/wimax combo device
203 * @iq_invert: I/Q inversion
205 * We enable the driver to be backward compatible wrt API version. The
206 * driver specifies which APIs it supports (with @ucode_api_max being the
207 * highest and @ucode_api_min the lowest). Firmware will only be loaded if
208 * it has a supported API version.
210 * The ideal usage of this infrastructure is to treat a new ucode API
211 * release as a new hardware revision.
214 /* params specific to an individual device within a device family */
216 const char *fw_name_pre;
217 const unsigned int ucode_api_max;
218 const unsigned int ucode_api_ok;
219 const unsigned int ucode_api_min;
224 u16 eeprom_calib_ver;
225 const struct iwl_lib_ops *lib;
226 void (*additional_nic_config)(struct iwl_priv *priv);
227 /* params not likely to change within a device family */
228 struct iwl_base_params *base_params;
229 /* params likely to change within a device family */
230 struct iwl_ht_params *ht_params;
231 struct iwl_bt_params *bt_params;
232 enum iwl_pa_type pa_type; /* if used set to IWL_PA_SYSTEM */
233 const bool need_dc_calib; /* if used set to true */
234 const bool need_temp_offset_calib; /* if used set to true */
235 u8 scan_rx_antennas[IEEE80211_NUM_BANDS];
236 enum iwl_led_mode led_mode;
238 const bool rx_with_siso_diversity;
239 const bool internal_wimax_coex;
240 const bool iq_invert;
243 /***************************
245 ***************************/
247 int iwl_mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
248 const struct ieee80211_tx_queue_params *params);
249 int iwl_mac_tx_last_beacon(struct ieee80211_hw *hw);
250 void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
252 int iwl_check_rxon_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
253 int iwl_full_rxon_required(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
254 int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
255 struct iwl_rxon_context *ctx);
256 void iwl_set_flags_for_band(struct iwl_priv *priv,
257 struct iwl_rxon_context *ctx,
258 enum ieee80211_band band,
259 struct ieee80211_vif *vif);
260 u8 iwl_get_single_channel_number(struct iwl_priv *priv,
261 enum ieee80211_band band);
262 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
263 bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
264 struct iwl_rxon_context *ctx,
265 struct ieee80211_sta_ht_cap *ht_cap);
266 void iwl_connection_init_rx_config(struct iwl_priv *priv,
267 struct iwl_rxon_context *ctx);
268 void iwl_set_rate(struct iwl_priv *priv);
269 int iwl_mac_add_interface(struct ieee80211_hw *hw,
270 struct ieee80211_vif *vif);
271 void iwl_mac_remove_interface(struct ieee80211_hw *hw,
272 struct ieee80211_vif *vif);
273 int iwl_mac_change_interface(struct ieee80211_hw *hw,
274 struct ieee80211_vif *vif,
275 enum nl80211_iftype newtype, bool newp2p);
276 #ifdef CONFIG_IWLWIFI_DEBUGFS
277 int iwl_alloc_traffic_mem(struct iwl_priv *priv);
278 void iwl_free_traffic_mem(struct iwl_priv *priv);
279 void iwl_reset_traffic_log(struct iwl_priv *priv);
280 void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
281 u16 length, struct ieee80211_hdr *header);
282 void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
283 u16 length, struct ieee80211_hdr *header);
284 const char *get_mgmt_string(int cmd);
285 const char *get_ctrl_string(int cmd);
286 void iwl_clear_traffic_stats(struct iwl_priv *priv);
287 void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc,
290 static inline int iwl_alloc_traffic_mem(struct iwl_priv *priv)
294 static inline void iwl_free_traffic_mem(struct iwl_priv *priv)
297 static inline void iwl_reset_traffic_log(struct iwl_priv *priv)
300 static inline void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
301 u16 length, struct ieee80211_hdr *header)
304 static inline void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
305 u16 length, struct ieee80211_hdr *header)
308 static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx,
314 /*****************************************************
316 ******************************************************/
317 void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
319 void iwl_setup_watchdog(struct iwl_priv *priv);
320 /*****************************************************
322 ****************************************************/
323 int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);
325 /*******************************************************************************
327 ******************************************************************************/
328 void iwl_init_scan_params(struct iwl_priv *priv);
329 int iwl_scan_cancel(struct iwl_priv *priv);
330 int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
331 void iwl_force_scan_end(struct iwl_priv *priv);
332 int iwl_mac_hw_scan(struct ieee80211_hw *hw,
333 struct ieee80211_vif *vif,
334 struct cfg80211_scan_request *req);
335 void iwl_internal_short_hw_scan(struct iwl_priv *priv);
336 int iwl_force_reset(struct iwl_priv *priv, int mode, bool external);
337 u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame,
338 const u8 *ta, const u8 *ie, int ie_len, int left);
339 void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
340 u16 iwl_get_active_dwell_time(struct iwl_priv *priv,
341 enum ieee80211_band band,
343 u16 iwl_get_passive_dwell_time(struct iwl_priv *priv,
344 enum ieee80211_band band,
345 struct ieee80211_vif *vif);
346 void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
347 void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
348 int __must_check iwl_scan_initiate(struct iwl_priv *priv,
349 struct ieee80211_vif *vif,
350 enum iwl_scan_type scan_type,
351 enum ieee80211_band band);
353 /* For faster active scanning, scan will move to the next channel if fewer than
354 * PLCP_QUIET_THRESH packets are heard on this channel within
355 * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
356 * time if it's a quiet channel (nothing responded to our probe, and there's
358 * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
359 #define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
360 #define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
362 #define IWL_SCAN_CHECK_WATCHDOG (HZ * 7)
364 /*****************************************************
365 * S e n d i n g H o s t C o m m a n d s *
366 *****************************************************/
368 const char *get_cmd_string(u8 cmd);
369 void iwl_bg_watchdog(unsigned long data);
370 u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval);
371 __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
372 u32 addon, u32 beacon_interval);
375 /*****************************************************
376 * Error Handling Debugging
377 ******************************************************/
378 #ifdef CONFIG_IWLWIFI_DEBUG
379 void iwl_print_rx_config_cmd(struct iwl_priv *priv,
380 struct iwl_rxon_context *ctx);
382 static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
383 struct iwl_rxon_context *ctx)
388 /*****************************************************
390 ******************************************************/
391 int iwl_init_geos(struct iwl_priv *priv);
392 void iwl_free_geos(struct iwl_priv *priv);
394 extern void iwl_send_bt_config(struct iwl_priv *priv);
395 extern int iwl_send_statistics_request(struct iwl_priv *priv,
396 u8 flags, bool clear);
397 void iwl_apm_stop(struct iwl_priv *priv);
398 int iwl_apm_init(struct iwl_priv *priv);
400 int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
402 static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
403 struct iwl_priv *priv, enum ieee80211_band band)
405 return priv->hw->wiphy->bands[band];
408 static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
410 return priv->cfg->bt_params &&
411 priv->cfg->bt_params->advanced_bt_coexist;
414 extern bool bt_siso_mode;
417 void iwlagn_fw_error(struct iwl_priv *priv, bool ondemand);
419 #endif /* __iwl_core_h__ */