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.
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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.
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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
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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
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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
78 /* set hw dependent parameters */
79 int (*set_hw_params)(struct iwl_priv *priv);
80 /* setup BT Rx handler */
81 void (*bt_rx_handler_setup)(struct iwl_priv *priv);
82 /* setup BT related deferred work */
83 void (*bt_setup_deferred_work)(struct iwl_priv *priv);
84 /* cancel deferred work */
85 void (*cancel_deferred_work)(struct iwl_priv *priv);
86 int (*set_channel_switch)(struct iwl_priv *priv,
87 struct ieee80211_channel_switch *ch_switch);
88 /* device specific configuration */
89 void (*nic_config)(struct iwl_priv *priv);
91 /* eeprom operations (as defined in iwl-eeprom.h) */
92 struct iwl_eeprom_ops eeprom_ops;
95 void (*temperature)(struct iwl_priv *priv);
99 * @max_ll_items: max number of OTP blocks
100 * @shadow_ram_support: shadow support for OTP memory
101 * @led_compensation: compensate on the led on/off time per HW according
102 * to the deviation to achieve the desired led frequency.
103 * The detail algorithm is described in iwl-led.c
104 * @chain_noise_num_beacons: number of beacons used to compute chain noise
105 * @adv_thermal_throttle: support advance thermal throttle
106 * @support_ct_kill_exit: support ct kill exit condition
107 * @support_wimax_coexist: support wimax/wifi co-exist
108 * @plcp_delta_threshold: plcp error rate threshold used to trigger
109 * radio tuning when there is a high receiving plcp error rate
110 * @chain_noise_scale: default chain noise scale used for gain computation
111 * @wd_timeout: TX queues watchdog timeout
112 * @max_event_log_size: size of event log buffer size for ucode event logging
113 * @shadow_reg_enable: HW shadhow register bit
114 * @no_idle_support: do not support idle mode
115 * @hd_v2: v2 of enhanced sensitivity value, used for 2000 series and up
116 * wd_disable: disable watchdog timer
118 struct iwl_base_params {
120 int num_of_queues; /* def: HW dependent */
121 int num_of_ampdu_queues;/* def: HW dependent */
122 /* for iwl_apm_init() */
125 const u16 max_ll_items;
126 const bool shadow_ram_support;
127 u16 led_compensation;
128 bool adv_thermal_throttle;
129 bool support_ct_kill_exit;
130 const bool support_wimax_coexist;
131 u8 plcp_delta_threshold;
132 s32 chain_noise_scale;
133 unsigned int wd_timeout;
134 u32 max_event_log_size;
135 const bool shadow_reg_enable;
136 const bool no_idle_support;
138 const bool wd_disable;
141 * @advanced_bt_coexist: support advanced bt coexist
142 * @bt_init_traffic_load: specify initial bt traffic load
143 * @bt_prio_boost: default bt priority boost value
144 * @agg_time_limit: maximum number of uSec in aggregation
145 * @ampdu_factor: Maximum A-MPDU length factor
146 * @ampdu_density: Minimum A-MPDU spacing
147 * @bt_sco_disable: uCode should not response to BT in SCO/ESCO mode
149 struct iwl_bt_params {
150 bool advanced_bt_coexist;
151 u8 bt_init_traffic_load;
160 * @use_rts_for_aggregation: use rts/cts protection for HT traffic
162 struct iwl_ht_params {
163 const bool ht_greenfield_support; /* if used set to true */
164 bool use_rts_for_aggregation;
165 enum ieee80211_smps_mode smps_mode;
170 * @name: Offical name of the device
171 * @fw_name_pre: Firmware filename prefix. The api version and extension
172 * (.ucode) will be added to filename before loading from disk. The
173 * filename is constructed as fw_name_pre<api>.ucode.
174 * @ucode_api_max: Highest version of uCode API supported by driver.
175 * @ucode_api_ok: oldest version of the uCode API that is OK to load
176 * without a warning, for use in transitions
177 * @ucode_api_min: Lowest version of uCode API supported by driver.
178 * @valid_tx_ant: valid transmit antenna
179 * @valid_rx_ant: valid receive antenna
180 * @sku: sku information from EEPROM
181 * @eeprom_ver: EEPROM version
182 * @eeprom_calib_ver: EEPROM calibration version
183 * @lib: pointer to the lib ops
184 * @additional_nic_config: additional nic configuration
185 * @base_params: pointer to basic parameters
186 * @ht_params: point to ht patameters
187 * @bt_params: pointer to bt parameters
188 * @pa_type: used by 6000 series only to identify the type of Power Amplifier
189 * @need_dc_calib: need to perform init dc calibration
190 * @need_temp_offset_calib: need to perform temperature offset calibration
191 * @scan_antennas: available antenna for scan operation
192 * @led_mode: 0=blinking, 1=On(RF On)/Off(RF Off)
193 * @adv_pm: advance power management
194 * @rx_with_siso_diversity: 1x1 device with rx antenna diversity
195 * @internal_wimax_coex: internal wifi/wimax combo device
196 * @iq_invert: I/Q inversion
197 * @temp_offset_v2: support v2 of temperature offset calibration
199 * We enable the driver to be backward compatible wrt API version. The
200 * driver specifies which APIs it supports (with @ucode_api_max being the
201 * highest and @ucode_api_min the lowest). Firmware will only be loaded if
202 * it has a supported API version.
204 * The ideal usage of this infrastructure is to treat a new ucode API
205 * release as a new hardware revision.
208 /* params specific to an individual device within a device family */
210 const char *fw_name_pre;
211 const unsigned int ucode_api_max;
212 const unsigned int ucode_api_ok;
213 const unsigned int ucode_api_min;
218 u16 eeprom_calib_ver;
219 const struct iwl_lib_ops *lib;
220 void (*additional_nic_config)(struct iwl_priv *priv);
221 /* params not likely to change within a device family */
222 struct iwl_base_params *base_params;
223 /* params likely to change within a device family */
224 struct iwl_ht_params *ht_params;
225 struct iwl_bt_params *bt_params;
226 enum iwl_pa_type pa_type; /* if used set to IWL_PA_SYSTEM */
227 const bool need_dc_calib; /* if used set to true */
228 const bool need_temp_offset_calib; /* if used set to true */
229 u8 scan_rx_antennas[IEEE80211_NUM_BANDS];
230 enum iwl_led_mode led_mode;
232 const bool rx_with_siso_diversity;
233 const bool internal_wimax_coex;
234 const bool iq_invert;
235 const bool temp_offset_v2;
238 /***************************
240 ***************************/
242 int iwlagn_mac_conf_tx(struct ieee80211_hw *hw,
243 struct ieee80211_vif *vif, u16 queue,
244 const struct ieee80211_tx_queue_params *params);
245 int iwlagn_mac_tx_last_beacon(struct ieee80211_hw *hw);
246 void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
248 int iwl_check_rxon_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
249 int iwl_full_rxon_required(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
250 int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
251 struct iwl_rxon_context *ctx);
252 void iwl_set_flags_for_band(struct iwl_priv *priv,
253 struct iwl_rxon_context *ctx,
254 enum ieee80211_band band,
255 struct ieee80211_vif *vif);
256 u8 iwl_get_single_channel_number(struct iwl_priv *priv,
257 enum ieee80211_band band);
258 void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
259 bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
260 struct iwl_rxon_context *ctx,
261 struct ieee80211_sta_ht_cap *ht_cap);
262 void iwl_connection_init_rx_config(struct iwl_priv *priv,
263 struct iwl_rxon_context *ctx);
264 void iwl_set_rate(struct iwl_priv *priv);
265 int iwlagn_mac_add_interface(struct ieee80211_hw *hw,
266 struct ieee80211_vif *vif);
267 void iwlagn_mac_remove_interface(struct ieee80211_hw *hw,
268 struct ieee80211_vif *vif);
269 int iwlagn_mac_change_interface(struct ieee80211_hw *hw,
270 struct ieee80211_vif *vif,
271 enum nl80211_iftype newtype, bool newp2p);
272 int iwl_cmd_echo_test(struct iwl_priv *priv);
273 #ifdef CONFIG_IWLWIFI_DEBUGFS
274 int iwl_alloc_traffic_mem(struct iwl_priv *priv);
275 void iwl_free_traffic_mem(struct iwl_priv *priv);
276 void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
277 u16 length, struct ieee80211_hdr *header);
278 void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
279 u16 length, struct ieee80211_hdr *header);
280 const char *get_mgmt_string(int cmd);
281 const char *get_ctrl_string(int cmd);
282 void iwl_clear_traffic_stats(struct iwl_priv *priv);
283 void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc,
286 static inline int iwl_alloc_traffic_mem(struct iwl_priv *priv)
290 static inline void iwl_free_traffic_mem(struct iwl_priv *priv)
293 static inline void iwl_reset_traffic_log(struct iwl_priv *priv)
296 static inline void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
297 u16 length, struct ieee80211_hdr *header)
300 static inline void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
301 u16 length, struct ieee80211_hdr *header)
304 static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx,
310 /*****************************************************
312 ******************************************************/
313 void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
315 void iwl_setup_watchdog(struct iwl_priv *priv);
316 /*****************************************************
318 ****************************************************/
319 int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);
321 /*******************************************************************************
323 ******************************************************************************/
324 void iwl_init_scan_params(struct iwl_priv *priv);
325 int iwl_scan_cancel(struct iwl_priv *priv);
326 void iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
327 void iwl_force_scan_end(struct iwl_priv *priv);
328 int iwlagn_mac_hw_scan(struct ieee80211_hw *hw,
329 struct ieee80211_vif *vif,
330 struct cfg80211_scan_request *req);
331 void iwl_internal_short_hw_scan(struct iwl_priv *priv);
332 int iwl_force_reset(struct iwl_priv *priv, int mode, bool external);
333 u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame,
334 const u8 *ta, const u8 *ie, int ie_len, int left);
335 void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
336 void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
337 void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
338 int __must_check iwl_scan_initiate(struct iwl_priv *priv,
339 struct ieee80211_vif *vif,
340 enum iwl_scan_type scan_type,
341 enum ieee80211_band band);
343 /* For faster active scanning, scan will move to the next channel if fewer than
344 * PLCP_QUIET_THRESH packets are heard on this channel within
345 * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
346 * time if it's a quiet channel (nothing responded to our probe, and there's
348 * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
349 #define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
350 #define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
352 #define IWL_SCAN_CHECK_WATCHDOG (HZ * 7)
354 /*****************************************************
355 * S e n d i n g H o s t C o m m a n d s *
356 *****************************************************/
358 void iwl_bg_watchdog(unsigned long data);
359 u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval);
360 __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
361 u32 addon, u32 beacon_interval);
364 /*****************************************************
366 ******************************************************/
367 int iwl_init_geos(struct iwl_priv *priv);
368 void iwl_free_geos(struct iwl_priv *priv);
370 extern void iwl_send_bt_config(struct iwl_priv *priv);
371 extern int iwl_send_statistics_request(struct iwl_priv *priv,
372 u8 flags, bool clear);
374 int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
376 static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
377 struct iwl_priv *priv, enum ieee80211_band band)
379 return priv->hw->wiphy->bands[band];
382 static inline bool iwl_advanced_bt_coexist(struct iwl_priv *priv)
384 return priv->cfg->bt_params &&
385 priv->cfg->bt_params->advanced_bt_coexist;
388 static inline void iwl_enable_rfkill_int(struct iwl_priv *priv)
390 IWL_DEBUG_ISR(priv, "Enabling rfkill interrupt\n");
391 iwl_write32(bus(priv), CSR_INT_MASK, CSR_INT_BIT_RF_KILL);
394 extern bool bt_siso_mode;
396 #endif /* __iwl_core_h__ */