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iwlwifi: add more power management flags
[linux-2.6-block.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
e39fdee1
WYG		 123struct iwl_isr_ops {
124 irqreturn_t (*isr) (int irq, void *data);
125 void (*free)(struct iwl_priv *priv);
126 int (*alloc)(struct iwl_priv *priv);
127 int (*reset)(struct iwl_priv *priv);
128 void (*disable)(struct iwl_priv *priv);
129};
130
b8c76267
AK		 131struct iwl_debugfs_ops {
132 ssize_t (*rx_stats_read)(struct file *file, char __user *user_buf,
133 size_t count, loff_t *ppos);
134 ssize_t (*tx_stats_read)(struct file *file, char __user *user_buf,
135 size_t count, loff_t *ppos);
136 ssize_t (*general_stats_read)(struct file *file, char __user *user_buf,
137 size_t count, loff_t *ppos);
ffb7d896
WYG		 138 ssize_t (*bt_stats_read)(struct file *file, char __user *user_buf,
139 size_t count, loff_t *ppos);
54a9aa65
WYG		 140 ssize_t (*reply_tx_error)(struct file *file, char __user *user_buf,
141 size_t count, loff_t *ppos);
b8c76267
AK		 142};
143
62161aef
WYG		 144struct iwl_temp_ops {
145 void (*temperature)(struct iwl_priv *priv);
62161aef
WYG		 146};
147
0975cc8f
WYG		 148struct iwl_tt_ops {
149 bool (*lower_power_detection)(struct iwl_priv *priv);
150 u8 (*tt_power_mode)(struct iwl_priv *priv);
151 bool (*ct_kill_check)(struct iwl_priv *priv);
152};
153
6bc913bd 154struct iwl_lib_ops {
a96a27f9 155 /* set hw dependent parameters */
5425e490 156 int (*set_hw_params)(struct iwl_priv *priv);
30e553e3 157 /* Handling TX */
e2a722eb 158 void (*txq_update_byte_cnt_tbl)(struct iwl_priv *priv,
16466903 159 struct iwl_tx_queue *txq,
e2a722eb 160 u16 byte_cnt);
972cf447
TW		 161 void (*txq_inval_byte_cnt_tbl)(struct iwl_priv *priv,
162 struct iwl_tx_queue *txq);
163 void (*txq_set_sched)(struct iwl_priv *priv, u32 mask);
7aaa1d79
SO		 164 int (*txq_attach_buf_to_tfd)(struct iwl_priv *priv,
165 struct iwl_tx_queue *txq,
166 dma_addr_t addr,
167 u16 len, u8 reset, u8 pad);
168 void (*txq_free_tfd)(struct iwl_priv *priv,
169 struct iwl_tx_queue *txq);
a8e74e27
SO		 170 int (*txq_init)(struct iwl_priv *priv,
171 struct iwl_tx_queue *txq);
30e553e3
TW		 172 /* aggregations */
173 int (*txq_agg_enable)(struct iwl_priv *priv, int txq_id, int tx_fifo,
174 int sta_id, int tid, u16 ssn_idx);
175 int (*txq_agg_disable)(struct iwl_priv *priv, u16 txq_id, u16 ssn_idx,
176 u8 tx_fifo);
d4789efe
EG		 177 /* setup Rx handler */
178 void (*rx_handler_setup)(struct iwl_priv *priv);
4e39317d
EG		 179 /* setup deferred work */
180 void (*setup_deferred_work)(struct iwl_priv *priv);
181 /* cancel deferred work */
182 void (*cancel_deferred_work)(struct iwl_priv *priv);
f3ccc08c
EG		 183 /* alive notification after init uCode load */
184 void (*init_alive_start)(struct iwl_priv *priv);
57aab75a
TW		 185 /* alive notification */
186 int (*alive_notify)(struct iwl_priv *priv);
187 /* check validity of rtc data address */
188 int (*is_valid_rtc_data_addr)(u32 addr);
189 /* 1st ucode load */
190 int (*load_ucode)(struct iwl_priv *priv);
b03d7d0f
WYG		 191 int (*dump_nic_event_log)(struct iwl_priv *priv,
192 bool full_log, char **buf, bool display);
b7a79404 193 void (*dump_nic_error_log)(struct iwl_priv *priv);
696bdee3 194 void (*dump_csr)(struct iwl_priv *priv);
1b3eb823 195 int (*dump_fh)(struct iwl_priv *priv, char **buf, bool display);
79d07325
WYG		 196 int (*set_channel_switch)(struct iwl_priv *priv,
197 struct ieee80211_channel_switch *ch_switch);
62161aef
WYG		 198 /* power management */
199 struct iwl_apm_ops apm_ops;
200
5da4b55f 201 /* power */
630fe9b6 202 int (*send_tx_power) (struct iwl_priv *priv);
5da4b55f 203 void (*update_chain_flags)(struct iwl_priv *priv);
e39fdee1
WYG		 204
205 /* isr */
206 struct iwl_isr_ops isr_ops;
5bbe233b 207
6bc913bd
AK		 208 /* eeprom operations (as defined in iwl-eeprom.h) */
209 struct iwl_eeprom_ops eeprom_ops;
62161aef
WYG		 210
211 /* temperature */
212 struct iwl_temp_ops temp_ops;
b74e31a9
WYG		 213 /* recover from tx queue stall */
214 void (*recover_from_tx_stall)(unsigned long data);
fa8f130c
WYG		 215 /* check for plcp health */
216 bool (*check_plcp_health)(struct iwl_priv *priv,
217 struct iwl_rx_packet *pkt);
218 /* check for ack health */
219 bool (*check_ack_health)(struct iwl_priv *priv,
beac5498 220 struct iwl_rx_packet *pkt);
716c74b0 221 int (*txfifo_flush)(struct iwl_priv *priv, u16 flush_control);
65550636 222 void (*dev_txfifo_flush)(struct iwl_priv *priv, u16 flush_control);
716c74b0 223
b8c76267 224 struct iwl_debugfs_ops debugfs_ops;
0975cc8f
WYG		 225
226 /* thermal throttling */
227 struct iwl_tt_ops tt_ops;
6bc913bd
AK		 228};
229
e932a609
JB		 230struct iwl_led_ops {
231 int (*cmd)(struct iwl_priv *priv, struct iwl_led_cmd *led_cmd);
232 int (*on)(struct iwl_priv *priv);
233 int (*off)(struct iwl_priv *priv);
234};
235
6b5ce501
SZ		 236/* NIC specific ops */
237struct iwl_nic_ops {
238 void (*additional_nic_config)(struct iwl_priv *priv);
239};
240
2295c66b
JB		 241struct iwl_legacy_ops {
242 void (*post_associate)(struct iwl_priv *priv);
243 void (*config_ap)(struct iwl_priv *priv);
244 /* station management */
245 int (*update_bcast_stations)(struct iwl_priv *priv);
246 int (*manage_ibss_station)(struct iwl_priv *priv,
247 struct ieee80211_vif *vif, bool add);
248};
249
6bc913bd
AK		 250struct iwl_ops {
251 const struct iwl_lib_ops *lib;
3c424c28 252 const struct iwl_hcmd_ops *hcmd;
857485c0 253 const struct iwl_hcmd_utils_ops *utils;
e932a609 254 const struct iwl_led_ops *led;
6b5ce501 255 const struct iwl_nic_ops *nic;
2295c66b 256 const struct iwl_legacy_ops *legacy;
dc21b545 257 const struct ieee80211_ops *ieee80211_ops;
6bc913bd
AK		 258};
259
00acbc91 260struct iwl_mod_params {
fcc76c6b 261 int sw_crypto; /* def: 0 = using hardware encryption */
00acbc91
AK		 262 int disable_hw_scan; /* def: 0 = use h/w scan */
263 int num_of_queues; /* def: HW dependent */
c18bd87b 264 int disable_11n; /* def: 0 = 11n capabilities enabled */
00acbc91
AK		 265 int amsdu_size_8K; /* def: 1 = enable 8K amsdu size */
266 int antenna; /* def: 0 = both antennas (use diversity) */
3a1081e8 267 int restart_fw; /* def: 1 = restart firmware */
00acbc91
AK		 268};
269
7cb1b088 270/*
415e4993
WYG		 271 * @max_ll_items: max number of OTP blocks
272 * @shadow_ram_support: shadow support for OTP memory
f2d0d0e2
WYG		 273 * @led_compensation: compensate on the led on/off time per HW according
274 * to the deviation to achieve the desired led frequency.
275 * The detail algorithm is described in iwl-led.c
d8c07e7a 276 * @chain_noise_num_beacons: number of beacons used to compute chain noise
6047b4f9 277 * @adv_thermal_throttle: support advance thermal throttle
480e8407 278 * @support_ct_kill_exit: support ct kill exit condition
1933ac4d 279 * @support_wimax_coexist: support wimax/wifi co-exist
3e4fb5fa
TAN		 280 * @plcp_delta_threshold: plcp error rate threshold used to trigger
281 * radio tuning when there is a high receiving plcp error rate
4ff73974
WYG		 282 * @chain_noise_scale: default chain noise scale used for gain computation
283 * @monitor_recover_period: default timer used to check stuck queues
284 * @temperature_kelvin: temperature report by uCode in kelvin
285 * @max_event_log_size: size of event log buffer size for ucode event logging
286 * @tx_power_by_driver: tx power calibration performed by driver
287 * instead of uCode
288 * @ucode_tracing: support ucode continuous tracing
289 * @sensitivity_calib_by_driver: driver has the capability to perform
290 * sensitivity calibration operation
291 * @chain_noise_calib_by_driver: driver has the capability to perform
292 * chain noise calibration operation
f81c1f48 293 * @shadow_reg_enable: HW shadhow register bit
8829c9e2
WYG		 294 * @no_agg_framecnt_info: uCode do not provide aggregation frame count
295 * information
296 */
7cb1b088
WYG		 297struct iwl_base_params {
298 int eeprom_size;
299 int num_of_queues; /* def: HW dependent */
300 int num_of_ampdu_queues;/* def: HW dependent */
301 /* for iwl_apm_init() */
302 u32 pll_cfg_val;
303 bool set_l0s;
304 bool use_bsm;
305
306 bool use_isr_legacy;
307 const u16 max_ll_items;
308 const bool shadow_ram_support;
309 u16 led_compensation;
310 const bool broken_powersave;
311 int chain_noise_num_beacons;
312 const bool supports_idle;
313 bool adv_thermal_throttle;
314 bool support_ct_kill_exit;
315 const bool support_wimax_coexist;
316 u8 plcp_delta_threshold;
317 s32 chain_noise_scale;
318 /* timer period for monitor the driver queues */
319 u32 monitor_recover_period;
320 bool temperature_kelvin;
321 u32 max_event_log_size;
322 const bool tx_power_by_driver;
323 const bool ucode_tracing;
324 const bool sensitivity_calib_by_driver;
325 const bool chain_noise_calib_by_driver;
f81c1f48 326 const bool shadow_reg_enable;
8829c9e2 327 const bool no_agg_framecnt_info;
7cb1b088
WYG		 328};
329/*
670245ed 330 * @advanced_bt_coexist: support advanced bt coexist
a4b96cc4 331 * @bt_init_traffic_load: specify initial bt traffic load
5d297d50 332 * @bt_prio_boost: default bt priority boost value
2cbc19f3 333 * @bt_statistics: use BT version of statistics notification
7469701e 334 * @agg_time_limit: maximum number of uSec in aggregation
172c1d11
WYG		 335 * @ampdu_factor: Maximum A-MPDU length factor
336 * @ampdu_density: Minimum A-MPDU spacing
7cb1b088
WYG		 337*/
338struct iwl_bt_params {
339 bool advanced_bt_coexist;
340 u8 bt_init_traffic_load;
341 u8 bt_prio_boost;
342 const bool bt_statistics;
343 u16 agg_time_limit;
344 u8 ampdu_factor;
345 u8 ampdu_density;
346};
347/*
348 * @use_rts_for_aggregation: use rts/cts protection for HT traffic
349*/
350struct iwl_ht_params {
351 const bool ht_greenfield_support; /* if used set to true */
352 bool use_rts_for_aggregation;
353};
354
355/**
356 * struct iwl_cfg
357 * @fw_name_pre: Firmware filename prefix. The api version and extension
358 * (.ucode) will be added to filename before loading from disk. The
359 * filename is constructed as fw_name_pre<api>.ucode.
360 * @ucode_api_max: Highest version of uCode API supported by driver.
361 * @ucode_api_min: Lowest version of uCode API supported by driver.
362 * @pa_type: used by 6000 series only to identify the type of Power Amplifier
363 * @need_dc_calib: need to perform init dc calibration
bf53f939 364 * @need_temp_offset_calib: need to perform temperature offset calibration
7cb1b088 365 * @scan_antennas: available antenna for scan operation
564b344c 366 * @led_mode: 0=blinking, 1=On(RF On)/Off(RF Off)
a0987a8d
RC		 367 *
368 * We enable the driver to be backward compatible wrt API version. The
369 * driver specifies which APIs it supports (with @ucode_api_max being the
370 * highest and @ucode_api_min the lowest). Firmware will only be loaded if
371 * it has a supported API version. The firmware's API version will be
372 * stored in @iwl_priv, enabling the driver to make runtime changes based
373 * on firmware version used.
374 *
375 * For example,
376 * if (IWL_UCODE_API(priv->ucode_ver) >= 2) {
7cb1b088 377 * Driver interacts with Firmware API version >= 2.
a0987a8d 378 * } else {
7cb1b088 379 * Driver interacts with Firmware API version 1.
a0987a8d
RC		 380 * }
381 *
382 * The ideal usage of this infrastructure is to treat a new ucode API
383 * release as a new hardware revision. That is, through utilizing the
384 * iwl_hcmd_utils_ops etc. we accommodate different command structures
385 * and flows between hardware versions (4965/5000) as well as their API
386 * versions.
65b7998a 387 *
a0987a8d 388 */
82b9a121 389struct iwl_cfg {
7cb1b088 390 /* params specific to an individual device within a device family */
82b9a121 391 const char *name;
a0987a8d
RC		 392 const char *fw_name_pre;
393 const unsigned int ucode_api_max;
394 const unsigned int ucode_api_min;
7cb1b088
WYG		 395 u8 valid_tx_ant;
396 u8 valid_rx_ant;
82b9a121 397 unsigned int sku;
0ef2ca67
TW		 398 u16 eeprom_ver;
399 u16 eeprom_calib_ver;
6bc913bd 400 const struct iwl_ops *ops;
7cb1b088 401 /* module based parameters which can be set from modprobe cmd */
00acbc91 402 const struct iwl_mod_params *mod_params;
7cb1b088
WYG		 403 /* params not likely to change within a device family */
404 struct iwl_base_params *base_params;
405 /* params likely to change within a device family */
406 struct iwl_ht_params *ht_params;
407 struct iwl_bt_params *bt_params;
408 enum iwl_pa_type pa_type; /* if used set to IWL_PA_SYSTEM */
409 const bool need_dc_calib; /* if used set to true */
bf53f939 410 const bool need_temp_offset_calib; /* if used set to true */
0e1654fa
JB		 411 u8 scan_rx_antennas[IEEE80211_NUM_BANDS];
412 u8 scan_tx_antennas[IEEE80211_NUM_BANDS];
564b344c 413 enum iwl_led_mode led_mode;
82b9a121
TW		 414};
415
1d0a082d
AK		 416/***************************
417 * L i b *
418 ***************************/
419
dc21b545 420struct ieee80211_hw *iwl_alloc_all(struct iwl_cfg *cfg);
488829f1
AK		 421int iwl_mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
422 const struct ieee80211_tx_queue_params *params);
a85d7cca 423int iwl_mac_tx_last_beacon(struct ieee80211_hw *hw);
246ed355
JB		 424void iwl_set_rxon_hwcrypto(struct iwl_priv *priv, struct iwl_rxon_context *ctx,
425 int hw_decrypt);
426int iwl_check_rxon_cmd(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
427int iwl_full_rxon_required(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
246ed355
JB		 428int iwl_set_rxon_channel(struct iwl_priv *priv, struct ieee80211_channel *ch,
429 struct iwl_rxon_context *ctx);
79d07325 430void iwl_set_flags_for_band(struct iwl_priv *priv,
246ed355 431 struct iwl_rxon_context *ctx,
79d07325
WYG		 432 enum ieee80211_band band,
433 struct ieee80211_vif *vif);
14023641
AK		 434u8 iwl_get_single_channel_number(struct iwl_priv *priv,
435 enum ieee80211_band band);
fad95bf5 436void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf);
7e6a5886
JB		 437bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv,
438 struct iwl_rxon_context *ctx,
439 struct ieee80211_sta_ht_cap *ht_cap);
1dda6d28 440void iwl_connection_init_rx_config(struct iwl_priv *priv,
d0fe478c 441 struct iwl_rxon_context *ctx);
79d07325 442void iwl_set_rate(struct iwl_priv *priv);
8ccde88a
SO		 443int iwl_set_decrypted_flag(struct iwl_priv *priv,
444 struct ieee80211_hdr *hdr,
445 u32 decrypt_res,
446 struct ieee80211_rx_status *stats);
447void iwl_irq_handle_error(struct iwl_priv *priv);
cbb6ab94 448int iwl_mac_add_interface(struct ieee80211_hw *hw,
1ed32e4f 449 struct ieee80211_vif *vif);
d8052319 450void iwl_mac_remove_interface(struct ieee80211_hw *hw,
1ed32e4f 451 struct ieee80211_vif *vif);
d4daaea6
JB		 452int iwl_mac_change_interface(struct ieee80211_hw *hw,
453 struct ieee80211_vif *vif,
454 enum nl80211_iftype newtype, bool newp2p);
88804e2b
WYG		 455int iwl_alloc_txq_mem(struct iwl_priv *priv);
456void iwl_free_txq_mem(struct iwl_priv *priv);
708068db 457
20594eb0
WYG		 458#ifdef CONFIG_IWLWIFI_DEBUGFS
459int iwl_alloc_traffic_mem(struct iwl_priv *priv);
460void iwl_free_traffic_mem(struct iwl_priv *priv);
461void iwl_reset_traffic_log(struct iwl_priv *priv);
462void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
463 u16 length, struct ieee80211_hdr *header);
464void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
465 u16 length, struct ieee80211_hdr *header);
22fdf3c9
WYG		 466const char *get_mgmt_string(int cmd);
467const char *get_ctrl_string(int cmd);
7163b8a4 468void iwl_clear_traffic_stats(struct iwl_priv *priv);
450ccb36
RC		 469void iwl_update_stats(struct iwl_priv *priv, bool is_tx, __le16 fc,
470 u16 len);
20594eb0
WYG		 471#else
472static inline int iwl_alloc_traffic_mem(struct iwl_priv *priv)
473{
474 return 0;
475}
476static inline void iwl_free_traffic_mem(struct iwl_priv *priv)
477{
478}
479static inline void iwl_reset_traffic_log(struct iwl_priv *priv)
480{
481}
482static inline void iwl_dbg_log_tx_data_frame(struct iwl_priv *priv,
483 u16 length, struct ieee80211_hdr *header)
484{
485}
486static inline void iwl_dbg_log_rx_data_frame(struct iwl_priv *priv,
487 u16 length, struct ieee80211_hdr *header)
488{
489}
450ccb36
RC		 490static inline void iwl_update_stats(struct iwl_priv *priv, bool is_tx,
491 __le16 fc, u16 len)
492{
493 struct traffic_stats *stats;
494
495 if (is_tx)
496 stats = &priv->tx_stats;
497 else
498 stats = &priv->rx_stats;
499
500 if (ieee80211_is_data(fc)) {
501 /* data */
502 stats->data_bytes += len;
503 }
d5f4cf71 504 iwl_leds_background(priv);
450ccb36 505}
20594eb0 506#endif
030f05ed
AK		 507/*****************************************************
508 * RX handlers.
509 * **************************************************/
510void iwl_rx_pm_sleep_notif(struct iwl_priv *priv,
511 struct iwl_rx_mem_buffer *rxb);
512void iwl_rx_pm_debug_statistics_notif(struct iwl_priv *priv,
513 struct iwl_rx_mem_buffer *rxb);
261b9c33
AK		 514void iwl_rx_reply_error(struct iwl_priv *priv,
515 struct iwl_rx_mem_buffer *rxb);
030f05ed 516
a55360e4
TW		 517/*****************************************************
518* RX
519******************************************************/
3e5d238f 520void iwl_cmd_queue_free(struct iwl_priv *priv);
a55360e4 521int iwl_rx_queue_alloc(struct iwl_priv *priv);
7bfedc59 522void iwl_rx_queue_update_write_ptr(struct iwl_priv *priv,
a55360e4 523 struct iwl_rx_queue *q);
a55360e4 524int iwl_rx_queue_space(const struct iwl_rx_queue *q);
17b88929 525void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb);
c1354754 526/* Handlers */
81963d68
RC		 527void iwl_rx_spectrum_measure_notif(struct iwl_priv *priv,
528 struct iwl_rx_mem_buffer *rxb);
a29576a7
AK		 529void iwl_recover_from_statistics(struct iwl_priv *priv,
530 struct iwl_rx_packet *pkt);
79d07325 531void iwl_chswitch_done(struct iwl_priv *priv, bool is_success);
8ccde88a 532void iwl_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb);
a55360e4 533
a332f8d6
TW		 534/* TX helpers */
535
1053d35f
RR		 536/*****************************************************
537* TX
538******************************************************/
7bfedc59 539void iwl_txq_update_write_ptr(struct iwl_priv *priv, struct iwl_tx_queue *txq);
a8e74e27
SO		 540int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq,
541 int slots_num, u32 txq_id);
de0f60ea
ZY		 542void iwl_tx_queue_reset(struct iwl_priv *priv, struct iwl_tx_queue *txq,
543 int slots_num, u32 txq_id);
a8e74e27 544void iwl_tx_queue_free(struct iwl_priv *priv, int txq_id);
630fe9b6
TW		 545/*****************************************************
546 * TX power
547 ****************************************************/
548int iwl_set_tx_power(struct iwl_priv *priv, s8 tx_power, bool force);
549
e7d326ac
TW		 550/*******************************************************************************
551 * Rate
552 ******************************************************************************/
553
76d04815
JB		 554u8 iwl_rate_get_lowest_plcp(struct iwl_priv *priv,
555 struct iwl_rxon_context *ctx);
8ccde88a 556
2a421b91
TW		 557/*******************************************************************************
558 * Scanning
559 ******************************************************************************/
f53696de 560void iwl_init_scan_params(struct iwl_priv *priv);
2a421b91
TW		 561int iwl_scan_cancel(struct iwl_priv *priv);
562int iwl_scan_cancel_timeout(struct iwl_priv *priv, unsigned long ms);
e7e16b90 563void iwl_force_scan_end(struct iwl_priv *priv);
a060bbfe
JB		 564int iwl_mac_hw_scan(struct ieee80211_hw *hw,
565 struct ieee80211_vif *vif,
566 struct cfg80211_scan_request *req);
88be0264 567void iwl_internal_short_hw_scan(struct iwl_priv *priv);
c04f9f22 568int iwl_force_reset(struct iwl_priv *priv, int mode, bool external);
1ecf9fc1 569u16 iwl_fill_probe_req(struct iwl_priv *priv, struct ieee80211_mgmt *frame,
3a0b9aad 570 const u8 *ta, const u8 *ie, int ie_len, int left);
2a421b91 571void iwl_setup_rx_scan_handlers(struct iwl_priv *priv);
77fecfb8
SO		 572u16 iwl_get_active_dwell_time(struct iwl_priv *priv,
573 enum ieee80211_band band,
574 u8 n_probes);
575u16 iwl_get_passive_dwell_time(struct iwl_priv *priv,
1dda6d28
JB		 576 enum ieee80211_band band,
577 struct ieee80211_vif *vif);
2a421b91 578void iwl_setup_scan_deferred_work(struct iwl_priv *priv);
e7e16b90 579void iwl_cancel_scan_deferred_work(struct iwl_priv *priv);
2a421b91 580
77fecfb8
SO		 581/* For faster active scanning, scan will move to the next channel if fewer than
582 * PLCP_QUIET_THRESH packets are heard on this channel within
583 * ACTIVE_QUIET_TIME after sending probe request. This shortens the dwell
584 * time if it's a quiet channel (nothing responded to our probe, and there's
585 * no other traffic).
586 * Disable "quiet" feature by setting PLCP_QUIET_THRESH to 0. */
c1b4aa3f
HH		 587#define IWL_ACTIVE_QUIET_TIME cpu_to_le16(10) /* msec */
588#define IWL_PLCP_QUIET_THRESH cpu_to_le16(1) /* packets */
77fecfb8 589
b6e4c55a 590#define IWL_SCAN_CHECK_WATCHDOG (HZ * 7)
77fecfb8 591
857485c0
TW		 592/*****************************************************
593 * S e n d i n g H o s t C o m m a n d s *
594 *****************************************************/
595
596const char *get_cmd_string(u8 cmd);
e5472978
TW		 597int __must_check iwl_send_cmd_sync(struct iwl_priv *priv,
598 struct iwl_host_cmd *cmd);
857485c0 599int iwl_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
e5472978
TW		 600int __must_check iwl_send_cmd_pdu(struct iwl_priv *priv, u8 id,
601 u16 len, const void *data);
857485c0
TW		 602int iwl_send_cmd_pdu_async(struct iwl_priv *priv, u8 id, u16 len,
603 const void *data,
5696aea6
JB		 604 void (*callback)(struct iwl_priv *priv,
605 struct iwl_device_cmd *cmd,
2f301227 606 struct iwl_rx_packet *pkt));
fd4abac5
TW		 607
608int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
189a2b59 609
c496294e 610
0ad91a35
WT		 611/*****************************************************
612 * PCI *
613 *****************************************************/
ef850d7c 614
3fdb68de
TW		 615static inline u16 iwl_pcie_link_ctl(struct iwl_priv *priv)
616{
617 int pos;
618 u16 pci_lnk_ctl;
619 pos = pci_find_capability(priv->pci_dev, PCI_CAP_ID_EXP);
620 pci_read_config_word(priv->pci_dev, pos + PCI_EXP_LNKCTL, &pci_lnk_ctl);
621 return pci_lnk_ctl;
622}
b74e31a9
WYG		 623
624void iwl_bg_monitor_recover(unsigned long data);
a0ee74cf
WYG		 625u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval);
626__le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
627 u32 addon, u32 beacon_interval);
b74e31a9 628
6da3a13e 629#ifdef CONFIG_PM
f60dc013
JL		 630int iwl_pci_suspend(struct device *device);
631int iwl_pci_resume(struct device *device);
632extern const struct dev_pm_ops iwl_pm_ops;
633
634#define IWL_PM_OPS (&iwl_pm_ops)
635
636#else /* !CONFIG_PM */
637
638#define IWL_PM_OPS NULL
639
640#endif /* !CONFIG_PM */
0ad91a35 641
189a2b59
EK		 642/*****************************************************
643* Error Handling Debugging
644******************************************************/
3a3ff72c 645void iwl_dump_nic_error_log(struct iwl_priv *priv);
b03d7d0f
WYG		 646int iwl_dump_nic_event_log(struct iwl_priv *priv,
647 bool full_log, char **buf, bool display);
b7a79404 648#ifdef CONFIG_IWLWIFI_DEBUG
246ed355
JB		 649void iwl_print_rx_config_cmd(struct iwl_priv *priv,
650 struct iwl_rxon_context *ctx);
b7a79404 651#else
246ed355
JB		 652static inline void iwl_print_rx_config_cmd(struct iwl_priv *priv,
653 struct iwl_rxon_context *ctx)
a643565e
WYG		 654{
655}
b7a79404
RC		 656#endif
657
a83b9141 658void iwl_clear_isr_stats(struct iwl_priv *priv);
189a2b59 659
534166de
SO		 660/*****************************************************
661* GEOS
662******************************************************/
663int iwlcore_init_geos(struct iwl_priv *priv);
664void iwlcore_free_geos(struct iwl_priv *priv);
76eff18b 665
fee1247a
TW		 666/*************** DRIVER STATUS FUNCTIONS *****/
667
668#define STATUS_HCMD_ACTIVE 0 /* host command in progress */
d2dfe6df 669/* 1 is unused (used to be STATUS_HCMD_SYNC_ACTIVE) */
fee1247a
TW		 670#define STATUS_INT_ENABLED 2
671#define STATUS_RF_KILL_HW 3
7812b167 672#define STATUS_CT_KILL 4
fee1247a
TW		 673#define STATUS_INIT 5
674#define STATUS_ALIVE 6
675#define STATUS_READY 7
676#define STATUS_TEMPERATURE 8
677#define STATUS_GEO_CONFIGURED 9
678#define STATUS_EXIT_PENDING 10
fee1247a
TW		 679#define STATUS_STATISTICS 12
680#define STATUS_SCANNING 13
681#define STATUS_SCAN_ABORTING 14
682#define STATUS_SCAN_HW 15
683#define STATUS_POWER_PMI 16
684#define STATUS_FW_ERROR 17
fee1247a
TW		 685
686
687static inline int iwl_is_ready(struct iwl_priv *priv)
688{
689 /* The adapter is 'ready' if READY and GEO_CONFIGURED bits are
690 * set but EXIT_PENDING is not */
691 return test_bit(STATUS_READY, &priv->status) &&
692 test_bit(STATUS_GEO_CONFIGURED, &priv->status) &&
693 !test_bit(STATUS_EXIT_PENDING, &priv->status);
694}
695
696static inline int iwl_is_alive(struct iwl_priv *priv)
697{
698 return test_bit(STATUS_ALIVE, &priv->status);
699}
700
701static inline int iwl_is_init(struct iwl_priv *priv)
702{
703 return test_bit(STATUS_INIT, &priv->status);
704}
705
80fcc9e2
AG		 706static inline int iwl_is_rfkill_hw(struct iwl_priv *priv)
707{
708 return test_bit(STATUS_RF_KILL_HW, &priv->status);
709}
710
fee1247a
TW		 711static inline int iwl_is_rfkill(struct iwl_priv *priv)
712{
a60e77e5 713 return iwl_is_rfkill_hw(priv);
fee1247a
TW		 714}
715
7812b167
WYG		 716static inline int iwl_is_ctkill(struct iwl_priv *priv)
717{
718 return test_bit(STATUS_CT_KILL, &priv->status);
719}
720
fee1247a
TW		 721static inline int iwl_is_ready_rf(struct iwl_priv *priv)
722{
723
724 if (iwl_is_rfkill(priv))
725 return 0;
726
727 return iwl_is_ready(priv);
728}
729
65b52bde 730extern void iwl_send_bt_config(struct iwl_priv *priv);
ef8d5529
WYG		 731extern int iwl_send_statistics_request(struct iwl_priv *priv,
732 u8 flags, bool clear);
d68b603c 733void iwl_apm_stop(struct iwl_priv *priv);
fadb3582 734int iwl_apm_init(struct iwl_priv *priv);
7e8c519e 735
47313e34 736int iwl_send_rxon_timing(struct iwl_priv *priv, struct iwl_rxon_context *ctx);
246ed355
JB		 737static inline int iwl_send_rxon_assoc(struct iwl_priv *priv,
738 struct iwl_rxon_context *ctx)
7e8c519e 739{
246ed355 740 return priv->cfg->ops->hcmd->rxon_assoc(priv, ctx);
7e8c519e 741}
246ed355
JB		 742static inline int iwlcore_commit_rxon(struct iwl_priv *priv,
743 struct iwl_rxon_context *ctx)
e0158e61 744{
246ed355 745 return priv->cfg->ops->hcmd->commit_rxon(priv, ctx);
e0158e61 746}
3c57601d
RR		 747static inline const struct ieee80211_supported_band *iwl_get_hw_mode(
748 struct iwl_priv *priv, enum ieee80211_band band)
749{
750 return priv->hw->wiphy->bands[band];
751}
670245ed
JB		 752
753extern bool bt_coex_active;
bee008b7 754extern bool bt_siso_mode;
670245ed 755
82b9a121 756#endif /* __iwl_core_h__ */
Linux 6.x block layer and io_uring tree(s)