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iwlwifi: Legacy isr only used by legacy devices
[net-next-2.6.git] / drivers / net / wireless / iwlwifi / iwl-core.h
CommitLineData
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 *
1f447808 8 * Copyright(c) 2008 - 2010 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 *
1f447808 33 * Copyright(c) 2005 - 2010 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
857485c0
TW		 66/************************
67 * forward declarations *
68 ************************/
69struct iwl_host_cmd;
70struct iwl_cmd;
71
72
61b91c1e 73#define IWLWIFI_VERSION "in-tree:"
1f447808 74#define DRV_COPYRIGHT "Copyright(c) 2003-2010 Intel Corporation"
a7b75207 75#define DRV_AUTHOR "<ilw@linux.intel.com>"
df48c323 76
82b9a121
TW		 77#define IWL_PCI_DEVICE(dev, subdev, cfg) \
78 .vendor = PCI_VENDOR_ID_INTEL, .device = (dev), \
79 .subvendor = PCI_ANY_ID, .subdevice = (subdev), \
80 .driver_data = (kernel_ulong_t)&(cfg)
81
a0ee74cf
WYG		 82#define TIME_UNIT 1024
83
82b9a121
TW		 84#define IWL_SKU_G 0x1
85#define IWL_SKU_A 0x2
86#define IWL_SKU_N 0x8
87
22fdf3c9
WYG		 88#define IWL_CMD(x) case x: return #x
89
3c424c28 90struct iwl_hcmd_ops {
246ed355
JB		 91 int (*rxon_assoc)(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
92 int (*commit_rxon)(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
93 void (*set_rxon_chain)(struct iwl_priv *priv,
94 struct iwl_rxon_context *ctx);
2f748dec 95 int (*set_tx_ant)(struct iwl_priv *priv, u8 valid_tx_ant);
65b52bde 96 void (*send_bt_config)(struct iwl_priv *priv);
52a02d15 97 int (*set_pan_params)(struct iwl_priv *priv);
3c424c28 98};
79fa455a 99
857485c0 100struct iwl_hcmd_utils_ops {
c1adf9fb 101 u16 (*get_hcmd_size)(u8 cmd_id, u16 len);
133636de 102 u16 (*build_addsta_hcmd)(const struct iwl_addsta_cmd *cmd, u8 *data);
f0832f13
EG		 103 void (*gain_computation)(struct iwl_priv *priv,
104 u32 *average_noise,
105 u16 min_average_noise_antennat_i,
d8c07e7a
WYG		 106 u32 min_average_noise,
107 u8 default_chain);
f0832f13 108 void (*chain_noise_reset)(struct iwl_priv *priv);
94597ab2
JB		 109 void (*tx_cmd_protection)(struct iwl_priv *priv,
110 struct ieee80211_tx_info *info,
111 __le16 fc, __le32 *tx_flags);
caab8f1a
TW		 112 int (*calc_rssi)(struct iwl_priv *priv,
113 struct iwl_rx_phy_res *rx_resp);
3eecce52 114 int (*request_scan)(struct iwl_priv *priv, struct ieee80211_vif *vif);
a77029ee 115 void (*post_scan)(struct iwl_priv *priv);
857485c0
TW		 116};
117
62161aef
WYG		 118struct iwl_apm_ops {
119 int (*init)(struct iwl_priv *priv);
62161aef 120 void (*config)(struct iwl_priv *priv);
62161aef
WYG		 121};
122
b8c76267
AK		 123struct iwl_debugfs_ops {
124 ssize_t (*rx_stats_read)(struct file *file, char __user *user_buf,
125 size_t count, loff_t *ppos);
126 ssize_t (*tx_stats_read)(struct file *file, char __user *user_buf,
127 size_t count, loff_t *ppos);
128 ssize_t (*general_stats_read)(struct file *file, char __user *user_buf,
129 size_t count, loff_t *ppos);
ffb7d896
WYG		 130 ssize_t (*bt_stats_read)(struct file *file, char __user *user_buf,
131 size_t count, loff_t *ppos);
54a9aa65
WYG		 132 ssize_t (*reply_tx_error)(struct file *file, char __user *user_buf,
133 size_t count, loff_t *ppos);
b8c76267
AK		 134};
135
62161aef
WYG		 136struct iwl_temp_ops {
137 void (*temperature)(struct iwl_priv *priv);
62161aef
WYG		 138};
139
0975cc8f
WYG		 140struct iwl_tt_ops {
141 bool (*lower_power_detection)(struct iwl_priv *priv);
142 u8 (*tt_power_mode)(struct iwl_priv *priv);
143 bool (*ct_kill_check)(struct iwl_priv *priv);
144};
145
6bc913bd 146struct iwl_lib_ops {
a96a27f9 147 /* set hw dependent parameters */
5425e490 148 int (*set_hw_params)(struct iwl_priv *priv);
30e553e3 149 /* Handling TX */
e2a722eb 150 void (*txq_update_byte_cnt_tbl)(struct iwl_priv *priv,
16466903 151 struct iwl_tx_queue *txq,
e2a722eb 152 u16 byte_cnt);
972cf447
TW		 153 void (*txq_inval_byte_cnt_tbl)(struct iwl_priv *priv,
154 struct iwl_tx_queue *txq);
155 void (*txq_set_sched)(struct iwl_priv *priv, u32 mask);
7aaa1d79
SO		 156 int (*txq_attach_buf_to_tfd)(struct iwl_priv *priv,
157 struct iwl_tx_queue *txq,
158 dma_addr_t addr,
159 u16 len, u8 reset, u8 pad);
160 void (*txq_free_tfd)(struct iwl_priv *priv,
161 struct iwl_tx_queue *txq);
a8e74e27
SO		 162 int (*txq_init)(struct iwl_priv *priv,
163 struct iwl_tx_queue *txq);
30e553e3
TW		 164 /* aggregations */
165 int (*txq_agg_enable)(struct iwl_priv *priv, int txq_id, int tx_fifo,
166 int sta_id, int tid, u16 ssn_idx);
167 int (*txq_agg_disable)(struct iwl_priv *priv, u16 txq_id, u16 ssn_idx,
168 u8 tx_fifo);
d4789efe
EG		 169 /* setup Rx handler */
170 void (*rx_handler_setup)(struct iwl_priv *priv);
4e39317d
EG		 171 /* setup deferred work */
172 void (*setup_deferred_work)(struct iwl_priv *priv);
173 /* cancel deferred work */
174 void (*cancel_deferred_work)(struct iwl_priv *priv);
f3ccc08c
EG		 175 /* alive notification after init uCode load */
176 void (*init_alive_start)(struct iwl_priv *priv);
57aab75a
TW		 177 /* alive notification */
178 int (*alive_notify)(struct iwl_priv *priv);
179 /* check validity of rtc data address */
180 int (*is_valid_rtc_data_addr)(u32 addr);
181 /* 1st ucode load */
182 int (*load_ucode)(struct iwl_priv *priv);
b03d7d0f
WYG		 183 int (*dump_nic_event_log)(struct iwl_priv *priv,
184 bool full_log, char **buf, bool display);
b7a79404 185 void (*dump_nic_error_log)(struct iwl_priv *priv);
696bdee3 186 void (*dump_csr)(struct iwl_priv *priv);
1b3eb823 187 int (*dump_fh)(struct iwl_priv *priv, char **buf, bool display);
79d07325
WYG		 188 int (*set_channel_switch)(struct iwl_priv *priv,
189 struct ieee80211_channel_switch *ch_switch);
62161aef
WYG		 190 /* power management */
191 struct iwl_apm_ops apm_ops;
192
5da4b55f 193 /* power */
630fe9b6 194 int (*send_tx_power) (struct iwl_priv *priv);
5da4b55f 195 void (*update_chain_flags)(struct iwl_priv *priv);
ef850d7c 196 irqreturn_t (*isr) (int irq, void *data);
5bbe233b 197
6bc913bd
AK		 198 /* eeprom operations (as defined in iwl-eeprom.h) */
199 struct iwl_eeprom_ops eeprom_ops;
62161aef
WYG		 200
201 /* temperature */
202 struct iwl_temp_ops temp_ops;
b74e31a9
WYG		 203 /* recover from tx queue stall */
204 void (*recover_from_tx_stall)(unsigned long data);
fa8f130c
WYG		 205 /* check for plcp health */
206 bool (*check_plcp_health)(struct iwl_priv *priv,
207 struct iwl_rx_packet *pkt);
208 /* check for ack health */
209 bool (*check_ack_health)(struct iwl_priv *priv,
beac5498 210 struct iwl_rx_packet *pkt);
716c74b0 211 int (*txfifo_flush)(struct iwl_priv *priv, u16 flush_control);
65550636 212 void (*dev_txfifo_flush)(struct iwl_priv *priv, u16 flush_control);
716c74b0 213
b8c76267 214 struct iwl_debugfs_ops debugfs_ops;
0975cc8f
WYG		 215
216 /* thermal throttling */
217 struct iwl_tt_ops tt_ops;
6bc913bd
AK		 218};
219
e932a609
JB		 220struct iwl_led_ops {
221 int (*cmd)(struct iwl_priv *priv, struct iwl_led_cmd *led_cmd);
222 int (*on)(struct iwl_priv *priv);
223 int (*off)(struct iwl_priv *priv);
224};
225
6b5ce501
SZ		 226/* NIC specific ops */
227struct iwl_nic_ops {
228 void (*additional_nic_config)(struct iwl_priv *priv);
229};
230
2295c66b
JB		 231struct iwl_legacy_ops {
232 void (*post_associate)(struct iwl_priv *priv);
233 void (*config_ap)(struct iwl_priv *priv);
234 /* station management */
235 int (*update_bcast_stations)(struct iwl_priv *priv);
236 int (*manage_ibss_station)(struct iwl_priv *priv,
237 struct ieee80211_vif *vif, bool add);
238};
239
6bc913bd
AK		 240struct iwl_ops {
241 const struct iwl_lib_ops *lib;
3c424c28 242 const struct iwl_hcmd_ops *hcmd;
857485c0 243 const struct iwl_hcmd_utils_ops *utils;
e932a609 244 const struct iwl_led_ops *led;
6b5ce501 245 const struct iwl_nic_ops *nic;
2295c66b 246 const struct iwl_legacy_ops *legacy;
dc21b545 247 const struct ieee80211_ops *ieee80211_ops;
6bc913bd
AK		 248};
249
00acbc91 250struct iwl_mod_params {
fcc76c6b 251 int sw_crypto; /* def: 0 = using hardware encryption */
00acbc91
AK		 252 int disable_hw_scan; /* def: 0 = use h/w scan */
253 int num_of_queues; /* def: HW dependent */
c18bd87b 254 int disable_11n; /* def: 0 = 11n capabilities enabled */
00acbc91
AK		 255 int amsdu_size_8K; /* def: 1 = enable 8K amsdu size */
256 int antenna; /* def: 0 = both antennas (use diversity) */
3a1081e8 257 int restart_fw; /* def: 1 = restart firmware */
00acbc91
AK		 258};
259
7cb1b088 260/*
415e4993
WYG		 261 * @max_ll_items: max number of OTP blocks
262 * @shadow_ram_support: shadow support for OTP memory
f2d0d0e2
WYG		 263 * @led_compensation: compensate on the led on/off time per HW according
264 * to the deviation to achieve the desired led frequency.
265 * The detail algorithm is described in iwl-led.c
d8c07e7a 266 * @chain_noise_num_beacons: number of beacons used to compute chain noise
6047b4f9 267 * @adv_thermal_throttle: support advance thermal throttle
480e8407 268 * @support_ct_kill_exit: support ct kill exit condition
1933ac4d 269 * @support_wimax_coexist: support wimax/wifi co-exist
3e4fb5fa
TAN		 270 * @plcp_delta_threshold: plcp error rate threshold used to trigger
271 * radio tuning when there is a high receiving plcp error rate
4ff73974
WYG		 272 * @chain_noise_scale: default chain noise scale used for gain computation
273 * @monitor_recover_period: default timer used to check stuck queues
274 * @temperature_kelvin: temperature report by uCode in kelvin
275 * @max_event_log_size: size of event log buffer size for ucode event logging
276 * @tx_power_by_driver: tx power calibration performed by driver
277 * instead of uCode
278 * @ucode_tracing: support ucode continuous tracing
279 * @sensitivity_calib_by_driver: driver has the capability to perform
280 * sensitivity calibration operation
281 * @chain_noise_calib_by_driver: driver has the capability to perform
282 * chain noise calibration operation
7cb1b088
WYG		 283*/
284struct iwl_base_params {
285 int eeprom_size;
286 int num_of_queues; /* def: HW dependent */
287 int num_of_ampdu_queues;/* def: HW dependent */
288 /* for iwl_apm_init() */
289 u32 pll_cfg_val;
290 bool set_l0s;
291 bool use_bsm;
292
293 bool use_isr_legacy;
294 const u16 max_ll_items;
295 const bool shadow_ram_support;
296 u16 led_compensation;
297 const bool broken_powersave;
298 int chain_noise_num_beacons;
299 const bool supports_idle;
300 bool adv_thermal_throttle;
301 bool support_ct_kill_exit;
302 const bool support_wimax_coexist;
303 u8 plcp_delta_threshold;
304 s32 chain_noise_scale;
305 /* timer period for monitor the driver queues */
306 u32 monitor_recover_period;
307 bool temperature_kelvin;
308 u32 max_event_log_size;
309 const bool tx_power_by_driver;
310 const bool ucode_tracing;
311 const bool sensitivity_calib_by_driver;
312 const bool chain_noise_calib_by_driver;
313};
314/*
670245ed 315 * @advanced_bt_coexist: support advanced bt coexist
a4b96cc4 316 * @bt_init_traffic_load: specify initial bt traffic load
5d297d50 317 * @bt_prio_boost: default bt priority boost value
2cbc19f3 318 * @bt_statistics: use BT version of statistics notification
7469701e 319 * @agg_time_limit: maximum number of uSec in aggregation
172c1d11
WYG		 320 * @ampdu_factor: Maximum A-MPDU length factor
321 * @ampdu_density: Minimum A-MPDU spacing
7cb1b088
WYG		 322*/
323struct iwl_bt_params {
324 bool advanced_bt_coexist;
325 u8 bt_init_traffic_load;
326 u8 bt_prio_boost;
327 const bool bt_statistics;
328 u16 agg_time_limit;
329 u8 ampdu_factor;
330 u8 ampdu_density;
331};
332/*
333 * @use_rts_for_aggregation: use rts/cts protection for HT traffic
334*/
335struct iwl_ht_params {
336 const bool ht_greenfield_support; /* if used set to true */
337 bool use_rts_for_aggregation;
338};
339
340/**
341 * struct iwl_cfg
342 * @fw_name_pre: Firmware filename prefix. The api version and extension
343 * (.ucode) will be added to filename before loading from disk. The
344 * filename is constructed as fw_name_pre<api>.ucode.
345 * @ucode_api_max: Highest version of uCode API supported by driver.
346 * @ucode_api_min: Lowest version of uCode API supported by driver.
347 * @pa_type: used by 6000 series only to identify the type of Power Amplifier
348 * @need_dc_calib: need to perform init dc calibration
bf53f939 349 * @need_temp_offset_calib: need to perform temperature offset calibration
7cb1b088 350 * @scan_antennas: available antenna for scan operation
a0987a8d
RC		 351 *
352 * We enable the driver to be backward compatible wrt API version. The
353 * driver specifies which APIs it supports (with @ucode_api_max being the
354 * highest and @ucode_api_min the lowest). Firmware will only be loaded if
355 * it has a supported API version. The firmware's API version will be
356 * stored in @iwl_priv, enabling the driver to make runtime changes based
357 * on firmware version used.
358 *
359 * For example,
360 * if (IWL_UCODE_API(priv->ucode_ver) >= 2) {
7cb1b088 361 * Driver interacts with Firmware API version >= 2.
a0987a8d 362 * } else {
7cb1b088 363 * Driver interacts with Firmware API version 1.
a0987a8d
RC		 364 * }
365 *
366 * The ideal usage of this infrastructure is to treat a new ucode API
367 * release as a new hardware revision. That is, through utilizing the
368 * iwl_hcmd_utils_ops etc. we accommodate different command structures
369 * and flows between hardware versions (4965/5000) as well as their API
370 * versions.
65b7998a 371 *
a0987a8d 372 */
82b9a121 373struct iwl_cfg {
7cb1b088 374 /* params specific to an individual device within a device family */
82b9a121 375 const char *name;
a0987a8d
RC		 376 const char *fw_name_pre;
377 const unsigned int ucode_api_max;
378 const unsigned int ucode_api_min;
7cb1b088
WYG		 379 u8 valid_tx_ant;
380 u8 valid_rx_ant;
82b9a121 381 unsigned int sku;
0ef2ca67
TW		 382 u16 eeprom_ver;
383 u16 eeprom_calib_ver;
6bc913bd 384 const struct iwl_ops *ops;
7cb1b088 385 /* module based parameters which can be set from modprobe cmd */
00acbc91 386 const struct iwl_mod_params *mod_params;
7cb1b088
WYG		 387 /* params not likely to change within a device family */
388 struct iwl_base_params *base_params;
389 /* params likely to change within a device family */
390 struct iwl_ht_params *ht_params;
391 struct iwl_bt_params *bt_params;
392 enum iwl_pa_type pa_type; /* if used set to IWL_PA_SYSTEM */
393 const bool need_dc_calib; /* if used set to true */
bf53f939 394 const bool need_temp_offset_calib; /* if used set to true */
0e1654fa
JB		 395 u8 scan_rx_antennas[IEEE80211_NUM_BANDS];
396 u8 scan_tx_antennas[IEEE80211_NUM_BANDS];
82b9a121
TW		 397};
398
1d0a082d
AK		 399/***************************
400 * L i b *
401 ***************************/
402
dc21b545 403struct ieee80211_hw *iwl_alloc_all(struct iwl_cfg *cfg);
488829f1
AK		 404int iwl_mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
405 const struct ieee80211_tx_queue_params *params);
a85d7cca 406int iwl_mac_tx_last_beacon(struct ieee80211_hw *hw);
246ed355
JB		 407void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
408 int hw_decrypt);
409int iwl_check_rxon_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
410int iwl_full_rxon_required(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
246ed355
JB		 411int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
412 struct iwl_rxon_context *ctx);
79d07325 413void iwl_set_flags_for_band(struct iwl_priv *priv,
246ed355 414 struct iwl_rxon_context *ctx,
79d07325
WYG		 415 enum ieee80211_band band,
416 struct ieee80211_vif *vif);
14023641
AK		 417u8 iwl_get_single_channel_number(struct iwl_priv *priv,
418 enum ieee80211_band band);
fad95bf5 419void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
7e6a5886
JB		 420bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
421 struct iwl_rxon_context *ctx,
422 struct ieee80211_sta_ht_cap *ht_cap);
1dda6d28 423void iwl_connection_init_rx_config(struct iwl_priv *priv,
d0fe478c 424 struct iwl_rxon_context *ctx);
79d07325 425void iwl_set_rate(struct iwl_priv *priv);
8ccde88a
SO		 426int iwl_set_decrypted_flag(struct iwl_priv *priv,
427 struct ieee80211_hdr *hdr,
428 u32 decrypt_res,
429 struct ieee80211_rx_status *stats);
430void iwl_irq_handle_error(struct iwl_priv *priv);
cbb6ab94 431int iwl_mac_add_interface(struct ieee80211_hw *hw,
1ed32e4f 432 struct ieee80211_vif *vif);
d8052319 433void iwl_mac_remove_interface(struct ieee80211_hw *hw,
1ed32e4f 434 struct ieee80211_vif *vif);
d4daaea6
JB		 435int iwl_mac_change_interface(struct ieee80211_hw *hw,
436 struct ieee80211_vif *vif,
437 enum nl80211_iftype newtype, bool newp2p);
88804e2b
WYG		 438int iwl_alloc_txq_mem(struct iwl_priv *priv);
439void iwl_free_txq_mem(struct iwl_priv *priv);
94597ab2
JB		 440void iwlcore_tx_cmd_protection(struct iwl_priv *priv,
441 struct ieee80211_tx_info *info,
442 __le16 fc, __le32 *tx_flags);
20594eb0
WYG		 443#ifdef CONFIG_IWLWIFI_DEBUGFS
444int iwl_alloc_traffic_mem(struct iwl_priv *priv);
445void iwl_free_traffic_mem(struct iwl_priv *priv);
446void iwl_reset_traffic_log(struct iwl_priv *priv);
447void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
448 u16 length, struct ieee80211_hdr *header);
449void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
450 u16 length, struct ieee80211_hdr *header);
22fdf3c9
WYG		 451const char *get_mgmt_string(int cmd);
452const char *get_ctrl_string(int cmd);
7163b8a4 453void iwl_clear_traffic_stats(struct iwl_priv *priv);
450ccb36
RC		 454void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc,
455 u16 len);
20594eb0
WYG		 456#else
457static inline int iwl_alloc_traffic_mem(struct iwl_priv *priv)
458{
459 return 0;
460}
461static inline void iwl_free_traffic_mem(struct iwl_priv *priv)
462{
463}
464static inline void iwl_reset_traffic_log(struct iwl_priv *priv)
465{
466}
467static inline void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
468 u16 length, struct ieee80211_hdr *header)
469{
470}
471static inline void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
472 u16 length, struct ieee80211_hdr *header)
473{
474}
450ccb36
RC		 475static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx,
476 __le16 fc, u16 len)
477{
478 struct traffic_stats *stats;
479
480 if (is_tx)
481 stats = &priv->tx_stats;
482 else
483 stats = &priv->rx_stats;
484
485 if (ieee80211_is_data(fc)) {
486 /* data */
487 stats->data_bytes += len;
488 }
d5f4cf71 489 iwl_leds_background(priv);
450ccb36 490}
20594eb0 491#endif
030f05ed
AK		 492/*****************************************************
493 * RX handlers.
494 * **************************************************/
495void iwl_rx_pm_sleep_notif(struct iwl_priv *priv,
496 struct iwl_rx_mem_buffer *rxb);
497void iwl_rx_pm_debug_statistics_notif(struct iwl_priv *priv,
498 struct iwl_rx_mem_buffer *rxb);
261b9c33
AK		 499void iwl_rx_reply_error(struct iwl_priv *priv,
500 struct iwl_rx_mem_buffer *rxb);
030f05ed 501
a55360e4
TW		 502/*****************************************************
503* RX
504******************************************************/
3e5d238f 505void iwl_cmd_queue_free(struct iwl_priv *priv);
a55360e4 506int iwl_rx_queue_alloc(struct iwl_priv *priv);
7bfedc59 507void iwl_rx_queue_update_write_ptr(struct iwl_priv *priv,
a55360e4 508 struct iwl_rx_queue *q);
a55360e4 509int iwl_rx_queue_space(const struct iwl_rx_queue *q);
17b88929 510void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb);
c1354754 511/* Handlers */
81963d68
RC		 512void iwl_rx_spectrum_measure_notif(struct iwl_priv *priv,
513 struct iwl_rx_mem_buffer *rxb);
a29576a7
AK		 514void iwl_recover_from_statistics(struct iwl_priv *priv,
515 struct iwl_rx_packet *pkt);
79d07325 516void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
8ccde88a 517void iwl_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb);
a55360e4 518
a332f8d6
TW		 519/* TX helpers */
520
1053d35f
RR		 521/*****************************************************
522* TX
523******************************************************/
7bfedc59 524void iwl_txq_update_write_ptr(struct iwl_priv *priv, struct iwl_tx_queue *txq);
a8e74e27
SO		 525int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq,
526 int slots_num, u32 txq_id);
de0f60ea
ZY		 527void iwl_tx_queue_reset(struct iwl_priv *priv, struct iwl_tx_queue *txq,
528 int slots_num, u32 txq_id);
a8e74e27 529void iwl_tx_queue_free(struct iwl_priv *priv, int txq_id);
630fe9b6
TW		 530/*****************************************************
531 * TX power
532 ****************************************************/
533int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);
534
e7d326ac
TW		 535/*******************************************************************************
536 * Rate
537 ******************************************************************************/
538
76d04815
JB		 539u8 iwl_rate_get_lowest_plcp(struct iwl_priv *priv,
540 struct iwl_rxon_context *ctx);
8ccde88a 541
2a421b91
TW		 542/*******************************************************************************
543 * Scanning
544 ******************************************************************************/
f53696de 545void iwl_init_scan_params(struct iwl_priv *priv);
2a421b91
TW		 546int iwl_scan_cancel(struct iwl_priv *priv);
547int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
e7e16b90 548void iwl_force_scan_end(struct iwl_priv *priv);
a060bbfe
JB		 549int iwl_mac_hw_scan(struct ieee80211_hw *hw,
550 struct ieee80211_vif *vif,
551 struct cfg80211_scan_request *req);
88be0264 552void iwl_internal_short_hw_scan(struct iwl_priv *priv);
c04f9f22 553int iwl_force_reset(struct iwl_priv *priv, int mode, bool external);
1ecf9fc1 554u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame,
3a0b9aad 555 const u8 *ta, const u8 *ie, int ie_len, int left);
2a421b91 556void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
77fecfb8
SO		 557u16 iwl_get_active_dwell_time(struct iwl_priv *priv,
558 enum ieee80211_band band,
559 u8 n_probes);
560u16 iwl_get_passive_dwell_time(struct iwl_priv *priv,
1dda6d28
JB		 561 enum ieee80211_band band,
562 struct ieee80211_vif *vif);
2a421b91 563void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
e7e16b90 564void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
2a421b91 565
77fecfb8
SO		 566/* For faster active scanning, scan will move to the next channel if fewer than
567 * PLCP_QUIET_THRESH packets are heard on this channel within
568 * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
569 * time if it's a quiet channel (nothing responded to our probe, and there's
570 * no other traffic).
571 * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
c1b4aa3f
HH		 572#define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
573#define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
77fecfb8 574
b6e4c55a 575#define IWL_SCAN_CHECK_WATCHDOG (HZ * 7)
77fecfb8 576
857485c0
TW		 577/*****************************************************
578 * S e n d i n g H o s t C o m m a n d s *
579 *****************************************************/
580
581const char *get_cmd_string(u8 cmd);
e5472978
TW		 582int __must_check iwl_send_cmd_sync(struct iwl_priv *priv,
583 struct iwl_host_cmd *cmd);
857485c0 584int iwl_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
e5472978
TW		 585int __must_check iwl_send_cmd_pdu(struct iwl_priv *priv, u8 id,
586 u16 len, const void *data);
857485c0
TW		 587int iwl_send_cmd_pdu_async(struct iwl_priv *priv, u8 id, u16 len,
588 const void *data,
5696aea6
JB		 589 void (*callback)(struct iwl_priv *priv,
590 struct iwl_device_cmd *cmd,
2f301227 591 struct iwl_rx_packet *pkt));
fd4abac5
TW		 592
593int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
189a2b59 594
c496294e 595
0ad91a35
WT		 596/*****************************************************
597 * PCI *
598 *****************************************************/
ef850d7c 599
3fdb68de
TW		 600static inline u16 iwl_pcie_link_ctl(struct iwl_priv *priv)
601{
602 int pos;
603 u16 pci_lnk_ctl;
604 pos = pci_find_capability(priv->pci_dev, PCI_CAP_ID_EXP);
605 pci_read_config_word(priv->pci_dev, pos + PCI_EXP_LNKCTL, &pci_lnk_ctl);
606 return pci_lnk_ctl;
607}
b74e31a9
WYG		 608
609void iwl_bg_monitor_recover(unsigned long data);
a0ee74cf
WYG		 610u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval);
611__le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
612 u32 addon, u32 beacon_interval);
b74e31a9 613
6da3a13e 614#ifdef CONFIG_PM
f60dc013
JL		 615int iwl_pci_suspend(struct device *device);
616int iwl_pci_resume(struct device *device);
617extern const struct dev_pm_ops iwl_pm_ops;
618
619#define IWL_PM_OPS (&iwl_pm_ops)
620
621#else /* !CONFIG_PM */
622
623#define IWL_PM_OPS NULL
624
625#endif /* !CONFIG_PM */
0ad91a35 626
189a2b59
EK		 627/*****************************************************
628* Error Handling Debugging
629******************************************************/
3a3ff72c 630void iwl_dump_nic_error_log(struct iwl_priv *priv);
b03d7d0f
WYG		 631int iwl_dump_nic_event_log(struct iwl_priv *priv,
632 bool full_log, char **buf, bool display);
b7a79404 633#ifdef CONFIG_IWLWIFI_DEBUG
246ed355
JB		 634void iwl_print_rx_config_cmd(struct iwl_priv *priv,
635 struct iwl_rxon_context *ctx);
b7a79404 636#else
246ed355
JB		 637static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
638 struct iwl_rxon_context *ctx)
a643565e
WYG		 639{
640}
b7a79404
RC		 641#endif
642
a83b9141 643void iwl_clear_isr_stats(struct iwl_priv *priv);
189a2b59 644
534166de
SO		 645/*****************************************************
646* GEOS
647******************************************************/
648int iwlcore_init_geos(struct iwl_priv *priv);
649void iwlcore_free_geos(struct iwl_priv *priv);
76eff18b 650
fee1247a
TW		 651/*************** DRIVER STATUS FUNCTIONS *****/
652
653#define STATUS_HCMD_ACTIVE 0 /* host command in progress */
d2dfe6df 654/* 1 is unused (used to be STATUS_HCMD_SYNC_ACTIVE) */
fee1247a
TW		 655#define STATUS_INT_ENABLED 2
656#define STATUS_RF_KILL_HW 3
7812b167 657#define STATUS_CT_KILL 4
fee1247a
TW		 658#define STATUS_INIT 5
659#define STATUS_ALIVE 6
660#define STATUS_READY 7
661#define STATUS_TEMPERATURE 8
662#define STATUS_GEO_CONFIGURED 9
663#define STATUS_EXIT_PENDING 10
fee1247a
TW		 664#define STATUS_STATISTICS 12
665#define STATUS_SCANNING 13
666#define STATUS_SCAN_ABORTING 14
667#define STATUS_SCAN_HW 15
668#define STATUS_POWER_PMI 16
669#define STATUS_FW_ERROR 17
fee1247a
TW		 670
671
672static inline int iwl_is_ready(struct iwl_priv *priv)
673{
674 /* The adapter is 'ready' if READY and GEO_CONFIGURED bits are
675 * set but EXIT_PENDING is not */
676 return test_bit(STATUS_READY, &priv->status) &&
677 test_bit(STATUS_GEO_CONFIGURED, &priv->status) &&
678 !test_bit(STATUS_EXIT_PENDING, &priv->status);
679}
680
681static inline int iwl_is_alive(struct iwl_priv *priv)
682{
683 return test_bit(STATUS_ALIVE, &priv->status);
684}
685
686static inline int iwl_is_init(struct iwl_priv *priv)
687{
688 return test_bit(STATUS_INIT, &priv->status);
689}
690
80fcc9e2
AG		 691static inline int iwl_is_rfkill_hw(struct iwl_priv *priv)
692{
693 return test_bit(STATUS_RF_KILL_HW, &priv->status);
694}
695
fee1247a
TW		 696static inline int iwl_is_rfkill(struct iwl_priv *priv)
697{
a60e77e5 698 return iwl_is_rfkill_hw(priv);
fee1247a
TW		 699}
700
7812b167
WYG		 701static inline int iwl_is_ctkill(struct iwl_priv *priv)
702{
703 return test_bit(STATUS_CT_KILL, &priv->status);
704}
705
fee1247a
TW		 706static inline int iwl_is_ready_rf(struct iwl_priv *priv)
707{
708
709 if (iwl_is_rfkill(priv))
710 return 0;
711
712 return iwl_is_ready(priv);
713}
714
65b52bde 715extern void iwl_send_bt_config(struct iwl_priv *priv);
ef8d5529
WYG		 716extern int iwl_send_statistics_request(struct iwl_priv *priv,
717 u8 flags, bool clear);
d68b603c 718void iwl_apm_stop(struct iwl_priv *priv);
fadb3582 719int iwl_apm_init(struct iwl_priv *priv);
7e8c519e 720
47313e34 721int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
246ed355
JB		 722static inline int iwl_send_rxon_assoc(struct iwl_priv *priv,
723 struct iwl_rxon_context *ctx)
7e8c519e 724{
246ed355 725 return priv->cfg->ops->hcmd->rxon_assoc(priv, ctx);
7e8c519e 726}
246ed355
JB		 727static inline int iwlcore_commit_rxon(struct iwl_priv *priv,
728 struct iwl_rxon_context *ctx)
e0158e61 729{
246ed355 730 return priv->cfg->ops->hcmd->commit_rxon(priv, ctx);
e0158e61 731}
3c57601d
RR		 732static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
733 struct iwl_priv *priv, enum ieee80211_band band)
734{
735 return priv->hw->wiphy->bands[band];
736}
670245ed
JB		 737
738extern bool bt_coex_active;
bee008b7 739extern bool bt_siso_mode;
670245ed 740
82b9a121 741#endif /* __iwl_core_h__ */
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