blob: baccea7184b5342daf76ce70d110ed1f3cc530e6 [file] [log] [blame]
Ivo van Doorn95ea3622007-09-25 17:57:13 -07001/*
Ivo van Doorn811aa9c2008-02-03 15:42:53 +01002 Copyright (C) 2004 - 2008 rt2x00 SourceForge Project
Ivo van Doorn95ea3622007-09-25 17:57:13 -07003 <http://rt2x00.serialmonkey.com>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the
17 Free Software Foundation, Inc.,
18 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 */
20
21/*
22 Module: rt2x00
23 Abstract: rt2x00 global information.
24 */
25
26#ifndef RT2X00_H
27#define RT2X00_H
28
29#include <linux/bitops.h>
Ivo van Doorn95ea3622007-09-25 17:57:13 -070030#include <linux/skbuff.h>
31#include <linux/workqueue.h>
32#include <linux/firmware.h>
Ivo van Doorna9450b72008-02-03 15:53:40 +010033#include <linux/leds.h>
Adam Baker3d823462007-10-27 13:43:29 +020034#include <linux/mutex.h>
Mattias Nissler61af43c2007-11-27 21:50:26 +010035#include <linux/etherdevice.h>
Ivo van Doorn95ea3622007-09-25 17:57:13 -070036
37#include <net/mac80211.h>
38
39#include "rt2x00debug.h"
Ivo van Doorna9450b72008-02-03 15:53:40 +010040#include "rt2x00leds.h"
Ivo van Doorn95ea3622007-09-25 17:57:13 -070041#include "rt2x00reg.h"
Ivo van Doorn181d6902008-02-05 16:42:23 -050042#include "rt2x00queue.h"
Ivo van Doorn95ea3622007-09-25 17:57:13 -070043
44/*
45 * Module information.
Ivo van Doorn95ea3622007-09-25 17:57:13 -070046 */
Ivo van Doorn9344e862008-10-29 17:19:29 +010047#define DRV_VERSION "2.2.2"
Ivo van Doorn95ea3622007-09-25 17:57:13 -070048#define DRV_PROJECT "http://rt2x00.serialmonkey.com"
49
50/*
51 * Debug definitions.
52 * Debug output has to be enabled during compile time.
53 */
54#define DEBUG_PRINTK_MSG(__dev, __kernlvl, __lvl, __msg, __args...) \
55 printk(__kernlvl "%s -> %s: %s - " __msg, \
Harvey Harrisonc94c93d2008-07-28 23:01:34 -070056 wiphy_name((__dev)->hw->wiphy), __func__, __lvl, ##__args)
Ivo van Doorn95ea3622007-09-25 17:57:13 -070057
58#define DEBUG_PRINTK_PROBE(__kernlvl, __lvl, __msg, __args...) \
59 printk(__kernlvl "%s -> %s: %s - " __msg, \
Harvey Harrisonc94c93d2008-07-28 23:01:34 -070060 KBUILD_MODNAME, __func__, __lvl, ##__args)
Ivo van Doorn95ea3622007-09-25 17:57:13 -070061
62#ifdef CONFIG_RT2X00_DEBUG
63#define DEBUG_PRINTK(__dev, __kernlvl, __lvl, __msg, __args...) \
64 DEBUG_PRINTK_MSG(__dev, __kernlvl, __lvl, __msg, ##__args);
65#else
66#define DEBUG_PRINTK(__dev, __kernlvl, __lvl, __msg, __args...) \
67 do { } while (0)
68#endif /* CONFIG_RT2X00_DEBUG */
69
70/*
71 * Various debug levels.
72 * The debug levels PANIC and ERROR both indicate serious problems,
73 * for this reason they should never be ignored.
74 * The special ERROR_PROBE message is for messages that are generated
75 * when the rt2x00_dev is not yet initialized.
76 */
77#define PANIC(__dev, __msg, __args...) \
78 DEBUG_PRINTK_MSG(__dev, KERN_CRIT, "Panic", __msg, ##__args)
79#define ERROR(__dev, __msg, __args...) \
80 DEBUG_PRINTK_MSG(__dev, KERN_ERR, "Error", __msg, ##__args)
81#define ERROR_PROBE(__msg, __args...) \
82 DEBUG_PRINTK_PROBE(KERN_ERR, "Error", __msg, ##__args)
83#define WARNING(__dev, __msg, __args...) \
84 DEBUG_PRINTK(__dev, KERN_WARNING, "Warning", __msg, ##__args)
85#define NOTICE(__dev, __msg, __args...) \
86 DEBUG_PRINTK(__dev, KERN_NOTICE, "Notice", __msg, ##__args)
87#define INFO(__dev, __msg, __args...) \
88 DEBUG_PRINTK(__dev, KERN_INFO, "Info", __msg, ##__args)
89#define DEBUG(__dev, __msg, __args...) \
90 DEBUG_PRINTK(__dev, KERN_DEBUG, "Debug", __msg, ##__args)
91#define EEPROM(__dev, __msg, __args...) \
92 DEBUG_PRINTK(__dev, KERN_DEBUG, "EEPROM recovery", __msg, ##__args)
93
94/*
Ivo van Doornbad13632008-11-09 20:47:00 +010095 * Duration calculations
96 * The rate variable passed is: 100kbs.
97 * To convert from bytes to bits we multiply size with 8,
98 * then the size is multiplied with 10 to make the
99 * real rate -> rate argument correction.
100 */
101#define GET_DURATION(__size, __rate) (((__size) * 8 * 10) / (__rate))
102#define GET_DURATION_RES(__size, __rate)(((__size) * 8 * 10) % (__rate))
103
104/*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700105 * Standard timing and size defines.
106 * These values should follow the ieee80211 specifications.
107 */
108#define ACK_SIZE 14
109#define IEEE80211_HEADER 24
110#define PLCP 48
111#define BEACON 100
112#define PREAMBLE 144
113#define SHORT_PREAMBLE 72
114#define SLOT_TIME 20
115#define SHORT_SLOT_TIME 9
116#define SIFS 10
117#define PIFS ( SIFS + SLOT_TIME )
118#define SHORT_PIFS ( SIFS + SHORT_SLOT_TIME )
119#define DIFS ( PIFS + SLOT_TIME )
120#define SHORT_DIFS ( SHORT_PIFS + SHORT_SLOT_TIME )
Ivo van Doornf2fdbc42008-07-19 16:16:12 +0200121#define EIFS ( SIFS + DIFS + \
Ivo van Doornbad13632008-11-09 20:47:00 +0100122 GET_DURATION(IEEE80211_HEADER + ACK_SIZE, 10) )
Ivo van Doornf2fdbc42008-07-19 16:16:12 +0200123#define SHORT_EIFS ( SIFS + SHORT_DIFS + \
Ivo van Doornbad13632008-11-09 20:47:00 +0100124 GET_DURATION(IEEE80211_HEADER + ACK_SIZE, 10) )
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700125
126/*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700127 * Chipset identification
128 * The chipset on the device is composed of a RT and RF chip.
129 * The chipset combination is important for determining device capabilities.
130 */
131struct rt2x00_chip {
132 u16 rt;
133#define RT2460 0x0101
134#define RT2560 0x0201
135#define RT2570 0x1201
Ivo van Doorn12dadb92007-09-25 20:54:44 +0200136#define RT2561s 0x0301 /* Turbo */
137#define RT2561 0x0302
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700138#define RT2661 0x0401
139#define RT2571 0x1300
140
141 u16 rf;
142 u32 rev;
143};
144
145/*
146 * RF register values that belong to a particular channel.
147 */
148struct rf_channel {
149 int channel;
150 u32 rf1;
151 u32 rf2;
152 u32 rf3;
153 u32 rf4;
154};
155
156/*
Ivo van Doorn8c5e7a52008-08-04 16:38:47 +0200157 * Channel information structure
158 */
159struct channel_info {
160 unsigned int flags;
161#define GEOGRAPHY_ALLOWED 0x00000001
162
163 short tx_power1;
164 short tx_power2;
165};
166
167/*
Ivo van Doornaddc81bd2007-10-13 16:26:23 +0200168 * Antenna setup values.
169 */
170struct antenna_setup {
171 enum antenna rx;
172 enum antenna tx;
173};
174
175/*
Ivo van Doornebcf26d2007-10-13 16:26:12 +0200176 * Quality statistics about the currently active link.
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700177 */
Ivo van Doornebcf26d2007-10-13 16:26:12 +0200178struct link_qual {
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700179 /*
180 * Statistics required for Link tuning.
181 * For the average RSSI value we use the "Walking average" approach.
182 * When adding RSSI to the average value the following calculation
183 * is needed:
184 *
185 * avg_rssi = ((avg_rssi * 7) + rssi) / 8;
186 *
187 * The advantage of this approach is that we only need 1 variable
188 * to store the average in (No need for a count and a total).
189 * But more importantly, normal average values will over time
190 * move less and less towards newly added values this results
191 * that with link tuning, the device can have a very good RSSI
192 * for a few minutes but when the device is moved away from the AP
193 * the average will not decrease fast enough to compensate.
194 * The walking average compensates this and will move towards
195 * the new values correctly allowing a effective link tuning.
196 */
197 int avg_rssi;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700198 int false_cca;
199
200 /*
201 * Statistics required for Signal quality calculation.
202 * For calculating the Signal quality we have to determine
203 * the total number of success and failed RX and TX frames.
204 * After that we also use the average RSSI value to help
205 * determining the signal quality.
206 * For the calculation we will use the following algorithm:
207 *
208 * rssi_percentage = (avg_rssi * 100) / rssi_offset
209 * rx_percentage = (rx_success * 100) / rx_total
210 * tx_percentage = (tx_success * 100) / tx_total
211 * avg_signal = ((WEIGHT_RSSI * avg_rssi) +
212 * (WEIGHT_TX * tx_percentage) +
213 * (WEIGHT_RX * rx_percentage)) / 100
214 *
215 * This value should then be checked to not be greated then 100.
216 */
217 int rx_percentage;
218 int rx_success;
219 int rx_failed;
220 int tx_percentage;
221 int tx_success;
222 int tx_failed;
223#define WEIGHT_RSSI 20
224#define WEIGHT_RX 40
225#define WEIGHT_TX 40
Ivo van Doornebcf26d2007-10-13 16:26:12 +0200226};
227
228/*
Ivo van Doorn69f81a22007-10-13 16:26:36 +0200229 * Antenna settings about the currently active link.
230 */
231struct link_ant {
232 /*
233 * Antenna flags
234 */
235 unsigned int flags;
236#define ANTENNA_RX_DIVERSITY 0x00000001
237#define ANTENNA_TX_DIVERSITY 0x00000002
238#define ANTENNA_MODE_SAMPLE 0x00000004
239
240 /*
241 * Currently active TX/RX antenna setup.
242 * When software diversity is used, this will indicate
243 * which antenna is actually used at this time.
244 */
245 struct antenna_setup active;
246
247 /*
248 * RSSI information for the different antenna's.
249 * These statistics are used to determine when
250 * to switch antenna when using software diversity.
251 *
252 * rssi[0] -> Antenna A RSSI
253 * rssi[1] -> Antenna B RSSI
254 */
255 int rssi_history[2];
256
257 /*
258 * Current RSSI average of the currently active antenna.
259 * Similar to the avg_rssi in the link_qual structure
260 * this value is updated by using the walking average.
261 */
262 int rssi_ant;
263};
264
265/*
Ivo van Doornebcf26d2007-10-13 16:26:12 +0200266 * To optimize the quality of the link we need to store
267 * the quality of received frames and periodically
268 * optimize the link.
269 */
270struct link {
271 /*
272 * Link tuner counter
273 * The number of times the link has been tuned
274 * since the radio has been switched on.
275 */
276 u32 count;
277
278 /*
279 * Quality measurement values.
280 */
281 struct link_qual qual;
282
283 /*
Ivo van Doorn69f81a22007-10-13 16:26:36 +0200284 * TX/RX antenna setup.
Ivo van Doornaddc81bd2007-10-13 16:26:23 +0200285 */
Ivo van Doorn69f81a22007-10-13 16:26:36 +0200286 struct link_ant ant;
Ivo van Doornaddc81bd2007-10-13 16:26:23 +0200287
288 /*
Ivo van Doornebcf26d2007-10-13 16:26:12 +0200289 * Active VGC level
290 */
291 int vgc_level;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700292
293 /*
294 * Work structure for scheduling periodic link tuning.
295 */
296 struct delayed_work work;
297};
298
299/*
Ivo van Doorn69f81a22007-10-13 16:26:36 +0200300 * Small helper macro to work with moving/walking averages.
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700301 */
Ivo van Doorn69f81a22007-10-13 16:26:36 +0200302#define MOVING_AVERAGE(__avg, __val, __samples) \
303 ( (((__avg) * ((__samples) - 1)) + (__val)) / (__samples) )
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700304
305/*
Ivo van Doorn69f81a22007-10-13 16:26:36 +0200306 * When we lack RSSI information return something less then -80 to
307 * tell the driver to tune the device to maximum sensitivity.
308 */
309#define DEFAULT_RSSI ( -128 )
310
311/*
312 * Link quality access functions.
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700313 */
314static inline int rt2x00_get_link_rssi(struct link *link)
315{
Ivo van Doornebcf26d2007-10-13 16:26:12 +0200316 if (link->qual.avg_rssi && link->qual.rx_success)
317 return link->qual.avg_rssi;
Ivo van Doorn69f81a22007-10-13 16:26:36 +0200318 return DEFAULT_RSSI;
319}
320
321static inline int rt2x00_get_link_ant_rssi(struct link *link)
322{
323 if (link->ant.rssi_ant && link->qual.rx_success)
324 return link->ant.rssi_ant;
325 return DEFAULT_RSSI;
326}
327
Ivo van Doornf06a0f42008-05-23 18:13:56 +0200328static inline void rt2x00_reset_link_ant_rssi(struct link *link)
329{
330 link->ant.rssi_ant = 0;
331}
332
Ivo van Doorn69f81a22007-10-13 16:26:36 +0200333static inline int rt2x00_get_link_ant_rssi_history(struct link *link,
334 enum antenna ant)
335{
336 if (link->ant.rssi_history[ant - ANTENNA_A])
337 return link->ant.rssi_history[ant - ANTENNA_A];
338 return DEFAULT_RSSI;
339}
340
341static inline int rt2x00_update_ant_rssi(struct link *link, int rssi)
342{
343 int old_rssi = link->ant.rssi_history[link->ant.active.rx - ANTENNA_A];
344 link->ant.rssi_history[link->ant.active.rx - ANTENNA_A] = rssi;
345 return old_rssi;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700346}
347
348/*
349 * Interface structure
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100350 * Per interface configuration details, this structure
351 * is allocated as the private data for ieee80211_vif.
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700352 */
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100353struct rt2x00_intf {
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700354 /*
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100355 * All fields within the rt2x00_intf structure
356 * must be protected with a spinlock.
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700357 */
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100358 spinlock_t lock;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700359
360 /*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700361 * MAC of the device.
362 */
363 u8 mac[ETH_ALEN];
364
365 /*
366 * BBSID of the AP to associate with.
367 */
368 u8 bssid[ETH_ALEN];
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100369
370 /*
371 * Entry in the beacon queue which belongs to
372 * this interface. Each interface has its own
373 * dedicated beacon entry.
374 */
375 struct queue_entry *beacon;
376
377 /*
378 * Actions that needed rescheduling.
379 */
380 unsigned int delayed_flags;
381#define DELAYED_UPDATE_BEACON 0x00000001
Ivo van Doorn72810372008-03-09 22:46:18 +0100382#define DELAYED_CONFIG_ERP 0x00000002
Ivo van Doorna2e1d522008-03-31 15:53:44 +0200383#define DELAYED_LED_ASSOC 0x00000004
Johannes Bergf591fa52008-07-10 11:21:26 +0200384
Ivo van Doornd4764b22008-07-28 10:21:16 +0200385 /*
386 * Software sequence counter, this is only required
387 * for hardware which doesn't support hardware
388 * sequence counting.
389 */
390 spinlock_t seqlock;
Johannes Bergf591fa52008-07-10 11:21:26 +0200391 u16 seqno;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700392};
393
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100394static inline struct rt2x00_intf* vif_to_intf(struct ieee80211_vif *vif)
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700395{
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100396 return (struct rt2x00_intf *)vif->drv_priv;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700397}
398
Ivo van Doorn31562e82008-02-17 17:35:05 +0100399/**
400 * struct hw_mode_spec: Hardware specifications structure
401 *
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700402 * Details about the supported modes, rates and channels
403 * of a particular chipset. This is used by rt2x00lib
404 * to build the ieee80211_hw_mode array for mac80211.
Ivo van Doorn31562e82008-02-17 17:35:05 +0100405 *
406 * @supported_bands: Bitmask contained the supported bands (2.4GHz, 5.2GHz).
407 * @supported_rates: Rate types which are supported (CCK, OFDM).
408 * @num_channels: Number of supported channels. This is used as array size
409 * for @tx_power_a, @tx_power_bg and @channels.
Ivo van Doorn9a46d442008-04-21 19:02:17 +0200410 * @channels: Device/chipset specific channel values (See &struct rf_channel).
Ivo van Doorn8c5e7a52008-08-04 16:38:47 +0200411 * @channels_info: Additional information for channels (See &struct channel_info).
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700412 */
413struct hw_mode_spec {
Ivo van Doorn31562e82008-02-17 17:35:05 +0100414 unsigned int supported_bands;
415#define SUPPORT_BAND_2GHZ 0x00000001
416#define SUPPORT_BAND_5GHZ 0x00000002
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700417
Ivo van Doorn31562e82008-02-17 17:35:05 +0100418 unsigned int supported_rates;
419#define SUPPORT_RATE_CCK 0x00000001
420#define SUPPORT_RATE_OFDM 0x00000002
421
422 unsigned int num_channels;
423 const struct rf_channel *channels;
Ivo van Doorn8c5e7a52008-08-04 16:38:47 +0200424 const struct channel_info *channels_info;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700425};
426
427/*
Ivo van Doorn5c58ee52007-10-06 13:34:52 +0200428 * Configuration structure wrapper around the
429 * mac80211 configuration structure.
430 * When mac80211 configures the driver, rt2x00lib
431 * can precalculate values which are equal for all
432 * rt2x00 drivers. Those values can be stored in here.
433 */
434struct rt2x00lib_conf {
435 struct ieee80211_conf *conf;
Ivo van Doorn8c5e7a52008-08-04 16:38:47 +0200436
Ivo van Doorn5c58ee52007-10-06 13:34:52 +0200437 struct rf_channel rf;
Ivo van Doorn8c5e7a52008-08-04 16:38:47 +0200438 struct channel_info channel;
Ivo van Doorn5c58ee52007-10-06 13:34:52 +0200439};
440
441/*
Ivo van Doorn72810372008-03-09 22:46:18 +0100442 * Configuration structure for erp settings.
443 */
444struct rt2x00lib_erp {
445 int short_preamble;
Ivo van Doorne360c4c2008-07-09 15:12:06 +0200446 int cts_protection;
Ivo van Doorn72810372008-03-09 22:46:18 +0100447
448 int ack_timeout;
449 int ack_consume_time;
Ivo van Doorne4ea1c42008-10-29 17:17:57 +0100450
451 u64 basic_rates;
452
453 int slot_time;
454
455 short sifs;
456 short pifs;
457 short difs;
458 short eifs;
Ivo van Doorn72810372008-03-09 22:46:18 +0100459};
460
461/*
Ivo van Doorn2bb057d2008-08-04 16:37:44 +0200462 * Configuration structure for hardware encryption.
463 */
464struct rt2x00lib_crypto {
465 enum cipher cipher;
466
467 enum set_key_cmd cmd;
468 const u8 *address;
469
470 u32 bssidx;
471 u32 aid;
472
473 u8 key[16];
474 u8 tx_mic[8];
475 u8 rx_mic[8];
476};
477
478/*
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100479 * Configuration structure wrapper around the
480 * rt2x00 interface configuration handler.
481 */
482struct rt2x00intf_conf {
483 /*
484 * Interface type
485 */
Johannes Berg05c914f2008-09-11 00:01:58 +0200486 enum nl80211_iftype type;
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100487
488 /*
489 * TSF sync value, this is dependant on the operation type.
490 */
491 enum tsf_sync sync;
492
493 /*
494 * The MAC and BSSID addressess are simple array of bytes,
495 * these arrays are little endian, so when sending the addressess
496 * to the drivers, copy the it into a endian-signed variable.
497 *
498 * Note that all devices (except rt2500usb) have 32 bits
499 * register word sizes. This means that whatever variable we
500 * pass _must_ be a multiple of 32 bits. Otherwise the device
501 * might not accept what we are sending to it.
502 * This will also make it easier for the driver to write
503 * the data to the device.
504 */
505 __le32 mac[2];
506 __le32 bssid[2];
507};
508
509/*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700510 * rt2x00lib callback functions.
511 */
512struct rt2x00lib_ops {
513 /*
514 * Interrupt handlers.
515 */
516 irq_handler_t irq_handler;
517
518 /*
519 * Device init handlers.
520 */
521 int (*probe_hw) (struct rt2x00_dev *rt2x00dev);
522 char *(*get_firmware_name) (struct rt2x00_dev *rt2x00dev);
David Woodhousef160ebc2008-05-24 00:08:39 +0100523 u16 (*get_firmware_crc) (const void *data, const size_t len);
524 int (*load_firmware) (struct rt2x00_dev *rt2x00dev, const void *data,
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700525 const size_t len);
526
527 /*
528 * Device initialization/deinitialization handlers.
529 */
530 int (*initialize) (struct rt2x00_dev *rt2x00dev);
531 void (*uninitialize) (struct rt2x00_dev *rt2x00dev);
532
533 /*
Ivo van Doorn181d6902008-02-05 16:42:23 -0500534 * queue initialization handlers
Ivo van Doorn837e7f22008-01-06 23:41:45 +0100535 */
Ivo van Doorn798b7ad2008-11-08 15:25:33 +0100536 bool (*get_entry_state) (struct queue_entry *entry);
537 void (*clear_entry) (struct queue_entry *entry);
Ivo van Doorn837e7f22008-01-06 23:41:45 +0100538
539 /*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700540 * Radio control handlers.
541 */
542 int (*set_device_state) (struct rt2x00_dev *rt2x00dev,
543 enum dev_state state);
544 int (*rfkill_poll) (struct rt2x00_dev *rt2x00dev);
Ivo van Doornebcf26d2007-10-13 16:26:12 +0200545 void (*link_stats) (struct rt2x00_dev *rt2x00dev,
546 struct link_qual *qual);
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700547 void (*reset_tuner) (struct rt2x00_dev *rt2x00dev);
548 void (*link_tuner) (struct rt2x00_dev *rt2x00dev);
549
550 /*
551 * TX control handlers
552 */
553 void (*write_tx_desc) (struct rt2x00_dev *rt2x00dev,
Ivo van Doorndd3193e2008-01-06 23:41:10 +0100554 struct sk_buff *skb,
Ivo van Doorn61486e02008-05-10 13:42:31 +0200555 struct txentry_desc *txdesc);
Ivo van Doorn6db37862008-06-06 22:50:28 +0200556 int (*write_tx_data) (struct queue_entry *entry);
Ivo van Doornbd88a782008-07-09 15:12:44 +0200557 void (*write_beacon) (struct queue_entry *entry);
Ivo van Doornb242e892007-11-15 23:41:31 +0100558 int (*get_tx_data_len) (struct rt2x00_dev *rt2x00dev,
Ivo van Doorndd9fa2d2007-10-06 14:15:46 +0200559 struct sk_buff *skb);
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700560 void (*kick_tx_queue) (struct rt2x00_dev *rt2x00dev,
Ivo van Doorne58c6ac2008-04-21 19:00:47 +0200561 const enum data_queue_qid queue);
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700562
563 /*
564 * RX control handlers
565 */
Ivo van Doorn181d6902008-02-05 16:42:23 -0500566 void (*fill_rxdone) (struct queue_entry *entry,
567 struct rxdone_entry_desc *rxdesc);
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700568
569 /*
570 * Configuration handlers.
571 */
Ivo van Doorn2bb057d2008-08-04 16:37:44 +0200572 int (*config_shared_key) (struct rt2x00_dev *rt2x00dev,
573 struct rt2x00lib_crypto *crypto,
574 struct ieee80211_key_conf *key);
575 int (*config_pairwise_key) (struct rt2x00_dev *rt2x00dev,
576 struct rt2x00lib_crypto *crypto,
577 struct ieee80211_key_conf *key);
Ivo van Doorn3a643d22008-03-25 14:13:18 +0100578 void (*config_filter) (struct rt2x00_dev *rt2x00dev,
579 const unsigned int filter_flags);
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100580 void (*config_intf) (struct rt2x00_dev *rt2x00dev,
581 struct rt2x00_intf *intf,
582 struct rt2x00intf_conf *conf,
583 const unsigned int flags);
584#define CONFIG_UPDATE_TYPE ( 1 << 1 )
585#define CONFIG_UPDATE_MAC ( 1 << 2 )
586#define CONFIG_UPDATE_BSSID ( 1 << 3 )
587
Ivo van Doorn3a643d22008-03-25 14:13:18 +0100588 void (*config_erp) (struct rt2x00_dev *rt2x00dev,
589 struct rt2x00lib_erp *erp);
Ivo van Doorne4ea1c42008-10-29 17:17:57 +0100590 void (*config_ant) (struct rt2x00_dev *rt2x00dev,
591 struct antenna_setup *ant);
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100592 void (*config) (struct rt2x00_dev *rt2x00dev,
593 struct rt2x00lib_conf *libconf,
Ivo van Doorne4ea1c42008-10-29 17:17:57 +0100594 const unsigned int changed_flags);
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700595};
596
597/*
598 * rt2x00 driver callback operation structure.
599 */
600struct rt2x00_ops {
601 const char *name;
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100602 const unsigned int max_sta_intf;
603 const unsigned int max_ap_intf;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700604 const unsigned int eeprom_size;
605 const unsigned int rf_size;
Gertjan van Wingerde61448f82008-05-10 13:43:33 +0200606 const unsigned int tx_queues;
Ivo van Doorn181d6902008-02-05 16:42:23 -0500607 const struct data_queue_desc *rx;
608 const struct data_queue_desc *tx;
609 const struct data_queue_desc *bcn;
610 const struct data_queue_desc *atim;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700611 const struct rt2x00lib_ops *lib;
612 const struct ieee80211_ops *hw;
613#ifdef CONFIG_RT2X00_LIB_DEBUGFS
614 const struct rt2x00debug *debugfs;
615#endif /* CONFIG_RT2X00_LIB_DEBUGFS */
616};
617
618/*
Ivo van Doorn483272f2007-10-06 14:13:06 +0200619 * rt2x00 device flags
620 */
621enum rt2x00_flags {
622 /*
623 * Device state flags
624 */
Ivo van Doorn0262ab02008-08-29 21:04:26 +0200625 DEVICE_STATE_PRESENT,
626 DEVICE_STATE_REGISTERED_HW,
627 DEVICE_STATE_INITIALIZED,
628 DEVICE_STATE_STARTED,
629 DEVICE_STATE_STARTED_SUSPEND,
630 DEVICE_STATE_ENABLED_RADIO,
631 DEVICE_STATE_DISABLED_RADIO_HW,
Ivo van Doorn483272f2007-10-06 14:13:06 +0200632
633 /*
Ivo van Doorn2bb057d2008-08-04 16:37:44 +0200634 * Driver requirements
Ivo van Doorn483272f2007-10-06 14:13:06 +0200635 */
636 DRIVER_REQUIRE_FIRMWARE,
Ivo van Doorn181d6902008-02-05 16:42:23 -0500637 DRIVER_REQUIRE_BEACON_GUARD,
638 DRIVER_REQUIRE_ATIM_QUEUE,
Ivo van Doorn3a643d22008-03-25 14:13:18 +0100639 DRIVER_REQUIRE_SCHEDULED,
Gertjan van Wingerdec4da0042008-06-16 19:56:31 +0200640 DRIVER_REQUIRE_DMA,
Ivo van Doorn483272f2007-10-06 14:13:06 +0200641
642 /*
Ivo van Doorn2bb057d2008-08-04 16:37:44 +0200643 * Driver features
Ivo van Doorn483272f2007-10-06 14:13:06 +0200644 */
645 CONFIG_SUPPORT_HW_BUTTON,
Ivo van Doorn2bb057d2008-08-04 16:37:44 +0200646 CONFIG_SUPPORT_HW_CRYPTO,
647
648 /*
649 * Driver configuration
650 */
Ivo van Doorn483272f2007-10-06 14:13:06 +0200651 CONFIG_FRAME_TYPE,
652 CONFIG_RF_SEQUENCE,
653 CONFIG_EXTERNAL_LNA_A,
654 CONFIG_EXTERNAL_LNA_BG,
655 CONFIG_DOUBLE_ANTENNA,
656 CONFIG_DISABLE_LINK_TUNING,
657};
658
659/*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700660 * rt2x00 device structure.
661 */
662struct rt2x00_dev {
663 /*
664 * Device structure.
665 * The structure stored in here depends on the
666 * system bus (PCI or USB).
667 * When accessing this variable, the rt2x00dev_{pci,usb}
668 * macro's should be used for correct typecasting.
669 */
Gertjan van Wingerde14a3bf82008-06-16 19:55:43 +0200670 struct device *dev;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700671
672 /*
673 * Callback functions.
674 */
675 const struct rt2x00_ops *ops;
676
677 /*
678 * IEEE80211 control structure.
679 */
680 struct ieee80211_hw *hw;
Johannes Berg8318d782008-01-24 19:38:38 +0100681 struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
682 enum ieee80211_band curr_band;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700683
684 /*
685 * rfkill structure for RF state switching support.
686 * This will only be compiled in when required.
687 */
688#ifdef CONFIG_RT2X00_LIB_RFKILL
John W. Linville3480a582008-03-27 19:54:13 -0400689 unsigned long rfkill_state;
Ivo van Doorn1682fe62008-03-13 15:38:03 +0100690#define RFKILL_STATE_ALLOCATED 1
691#define RFKILL_STATE_REGISTERED 2
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700692 struct rfkill *rfkill;
Ivo van Doorn50db7872008-07-04 14:51:39 +0200693 struct delayed_work rfkill_work;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700694#endif /* CONFIG_RT2X00_LIB_RFKILL */
695
696 /*
697 * If enabled, the debugfs interface structures
698 * required for deregistration of debugfs.
699 */
700#ifdef CONFIG_RT2X00_LIB_DEBUGFS
Ivo van Doorn4d8dd662007-11-27 21:49:29 +0100701 struct rt2x00debug_intf *debugfs_intf;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700702#endif /* CONFIG_RT2X00_LIB_DEBUGFS */
703
704 /*
Ivo van Doorna9450b72008-02-03 15:53:40 +0100705 * LED structure for changing the LED status
706 * by mac8011 or the kernel.
707 */
708#ifdef CONFIG_RT2X00_LIB_LEDS
Ivo van Doorna9450b72008-02-03 15:53:40 +0100709 struct rt2x00_led led_radio;
710 struct rt2x00_led led_assoc;
711 struct rt2x00_led led_qual;
712 u16 led_mcu_reg;
713#endif /* CONFIG_RT2X00_LIB_LEDS */
714
715 /*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700716 * Device flags.
717 * In these flags the current status and some
718 * of the device capabilities are stored.
719 */
720 unsigned long flags;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700721
722 /*
723 * Chipset identification.
724 */
725 struct rt2x00_chip chip;
726
727 /*
728 * hw capability specifications.
729 */
730 struct hw_mode_spec spec;
731
732 /*
Ivo van Doornaddc81bd2007-10-13 16:26:23 +0200733 * This is the default TX/RX antenna setup as indicated
Ivo van Doorn6d643602008-11-02 00:38:10 +0100734 * by the device's EEPROM.
Ivo van Doornaddc81bd2007-10-13 16:26:23 +0200735 */
736 struct antenna_setup default_ant;
737
738 /*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700739 * Register pointers
Ivo van Doorn21795092008-02-10 22:49:13 +0100740 * csr.base: CSR base register address. (PCI)
741 * csr.cache: CSR cache for usb_control_msg. (USB)
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700742 */
Ivo van Doorn21795092008-02-10 22:49:13 +0100743 union csr {
744 void __iomem *base;
745 void *cache;
746 } csr;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700747
748 /*
Adam Baker3d823462007-10-27 13:43:29 +0200749 * Mutex to protect register accesses on USB devices.
750 * There are 2 reasons this is needed, one is to ensure
751 * use of the csr_cache (for USB devices) by one thread
752 * isn't corrupted by another thread trying to access it.
753 * The other is that access to BBP and RF registers
754 * require multiple BUS transactions and if another thread
755 * attempted to access one of those registers at the same
756 * time one of the writes could silently fail.
757 */
758 struct mutex usb_cache_mutex;
759
760 /*
Ivo van Doorn3c4f2082008-01-06 23:40:49 +0100761 * Current packet filter configuration for the device.
762 * This contains all currently active FIF_* flags send
763 * to us by mac80211 during configure_filter().
764 */
765 unsigned int packet_filter;
766
767 /*
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100768 * Interface details:
769 * - Open ap interface count.
770 * - Open sta interface count.
771 * - Association count.
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700772 */
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100773 unsigned int intf_ap_count;
774 unsigned int intf_sta_count;
775 unsigned int intf_associated;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700776
777 /*
778 * Link quality
779 */
780 struct link link;
781
782 /*
783 * EEPROM data.
784 */
785 __le16 *eeprom;
786
787 /*
788 * Active RF register values.
789 * These are stored here so we don't need
790 * to read the rf registers and can directly
791 * use this value instead.
792 * This field should be accessed by using
793 * rt2x00_rf_read() and rt2x00_rf_write().
794 */
795 u32 *rf;
796
797 /*
Ivo van Doornba2ab472008-08-06 16:22:17 +0200798 * LNA gain
799 */
800 short lna_gain;
801
802 /*
Ivo van Doornb242e892007-11-15 23:41:31 +0100803 * USB Max frame size (for rt2500usb & rt73usb).
804 */
805 u16 usb_maxpacket;
806
807 /*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700808 * Current TX power value.
809 */
810 u16 tx_power;
811
812 /*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700813 * Rssi <-> Dbm offset
814 */
815 u8 rssi_offset;
816
817 /*
818 * Frequency offset (for rt61pci & rt73usb).
819 */
820 u8 freq_offset;
821
822 /*
823 * Low level statistics which will have
824 * to be kept up to date while device is running.
825 */
826 struct ieee80211_low_level_stats low_level_stats;
827
828 /*
829 * RX configuration information.
830 */
831 struct ieee80211_rx_status rx_status;
832
833 /*
Johannes Berg4150c572007-09-17 01:29:23 -0400834 * Scheduled work.
Ivo van Doorn8e260c22008-07-04 13:41:31 +0200835 * NOTE: intf_work will use ieee80211_iterate_active_interfaces()
836 * which means it cannot be placed on the hw->workqueue
837 * due to RTNL locking requirements.
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700838 */
Ivo van Doorn6bb40dd2008-02-03 15:49:59 +0100839 struct work_struct intf_work;
Johannes Berg4150c572007-09-17 01:29:23 -0400840 struct work_struct filter_work;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700841
842 /*
Ivo van Doorn181d6902008-02-05 16:42:23 -0500843 * Data queue arrays for RX, TX and Beacon.
844 * The Beacon array also contains the Atim queue
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700845 * if that is supported by the device.
846 */
Ivo van Doornb8697672008-06-06 22:53:14 +0200847 unsigned int data_queues;
Ivo van Doorn181d6902008-02-05 16:42:23 -0500848 struct data_queue *rx;
849 struct data_queue *tx;
850 struct data_queue *bcn;
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700851
852 /*
853 * Firmware image.
854 */
855 const struct firmware *fw;
856};
857
858/*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700859 * Generic RF access.
860 * The RF is being accessed by word index.
861 */
Adam Baker0e14f6d2007-10-27 13:41:25 +0200862static inline void rt2x00_rf_read(struct rt2x00_dev *rt2x00dev,
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700863 const unsigned int word, u32 *data)
864{
865 *data = rt2x00dev->rf[word];
866}
867
Adam Baker0e14f6d2007-10-27 13:41:25 +0200868static inline void rt2x00_rf_write(struct rt2x00_dev *rt2x00dev,
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700869 const unsigned int word, u32 data)
870{
871 rt2x00dev->rf[word] = data;
872}
873
874/*
875 * Generic EEPROM access.
876 * The EEPROM is being accessed by word index.
877 */
Adam Baker0e14f6d2007-10-27 13:41:25 +0200878static inline void *rt2x00_eeprom_addr(struct rt2x00_dev *rt2x00dev,
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700879 const unsigned int word)
880{
881 return (void *)&rt2x00dev->eeprom[word];
882}
883
Adam Baker0e14f6d2007-10-27 13:41:25 +0200884static inline void rt2x00_eeprom_read(struct rt2x00_dev *rt2x00dev,
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700885 const unsigned int word, u16 *data)
886{
887 *data = le16_to_cpu(rt2x00dev->eeprom[word]);
888}
889
Adam Baker0e14f6d2007-10-27 13:41:25 +0200890static inline void rt2x00_eeprom_write(struct rt2x00_dev *rt2x00dev,
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700891 const unsigned int word, u16 data)
892{
893 rt2x00dev->eeprom[word] = cpu_to_le16(data);
894}
895
896/*
897 * Chipset handlers
898 */
899static inline void rt2x00_set_chip(struct rt2x00_dev *rt2x00dev,
900 const u16 rt, const u16 rf, const u32 rev)
901{
902 INFO(rt2x00dev,
903 "Chipset detected - rt: %04x, rf: %04x, rev: %08x.\n",
904 rt, rf, rev);
905
906 rt2x00dev->chip.rt = rt;
907 rt2x00dev->chip.rf = rf;
908 rt2x00dev->chip.rev = rev;
909}
910
911static inline char rt2x00_rt(const struct rt2x00_chip *chipset, const u16 chip)
912{
913 return (chipset->rt == chip);
914}
915
916static inline char rt2x00_rf(const struct rt2x00_chip *chipset, const u16 chip)
917{
918 return (chipset->rf == chip);
919}
920
Ivo van Doorn755a9572007-11-12 15:02:22 +0100921static inline u16 rt2x00_rev(const struct rt2x00_chip *chipset)
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700922{
923 return chipset->rev;
924}
925
Ivo van Doorn755a9572007-11-12 15:02:22 +0100926static inline u16 rt2x00_check_rev(const struct rt2x00_chip *chipset,
927 const u32 rev)
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700928{
Ivo van Doorn755a9572007-11-12 15:02:22 +0100929 return (((chipset->rev & 0xffff0) == rev) &&
930 !!(chipset->rev & 0x0000f));
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700931}
932
Ivo van Doorn181d6902008-02-05 16:42:23 -0500933/**
Gertjan van Wingerdec4da0042008-06-16 19:56:31 +0200934 * rt2x00queue_map_txskb - Map a skb into DMA for TX purposes.
935 * @rt2x00dev: Pointer to &struct rt2x00_dev.
936 * @skb: The skb to map.
Gertjan van Wingerde239c2492008-06-06 22:54:12 +0200937 */
Gertjan van Wingerdec4da0042008-06-16 19:56:31 +0200938void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
Gertjan van Wingerde239c2492008-06-06 22:54:12 +0200939
940/**
Ivo van Doorne58c6ac2008-04-21 19:00:47 +0200941 * rt2x00queue_get_queue - Convert queue index to queue pointer
Ivo van Doorn181d6902008-02-05 16:42:23 -0500942 * @rt2x00dev: Pointer to &struct rt2x00_dev.
Ivo van Doorne58c6ac2008-04-21 19:00:47 +0200943 * @queue: rt2x00 queue index (see &enum data_queue_qid).
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700944 */
Ivo van Doorn181d6902008-02-05 16:42:23 -0500945struct data_queue *rt2x00queue_get_queue(struct rt2x00_dev *rt2x00dev,
Ivo van Doorne58c6ac2008-04-21 19:00:47 +0200946 const enum data_queue_qid queue);
Ivo van Doorn181d6902008-02-05 16:42:23 -0500947
948/**
949 * rt2x00queue_get_entry - Get queue entry where the given index points to.
Ivo van Doorn9a46d442008-04-21 19:02:17 +0200950 * @queue: Pointer to &struct data_queue from where we obtain the entry.
Ivo van Doorn181d6902008-02-05 16:42:23 -0500951 * @index: Index identifier for obtaining the correct index.
952 */
953struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue,
954 enum queue_index index);
955
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700956/*
957 * Interrupt context handlers.
958 */
959void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev);
Ivo van Doorn181d6902008-02-05 16:42:23 -0500960void rt2x00lib_txdone(struct queue_entry *entry,
961 struct txdone_entry_desc *txdesc);
Gertjan van Wingerdec4da0042008-06-16 19:56:31 +0200962void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev,
963 struct queue_entry *entry);
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700964
965/*
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700966 * mac80211 handlers.
967 */
Johannes Berge039fa42008-05-15 12:55:29 +0200968int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb);
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700969int rt2x00mac_start(struct ieee80211_hw *hw);
970void rt2x00mac_stop(struct ieee80211_hw *hw);
971int rt2x00mac_add_interface(struct ieee80211_hw *hw,
972 struct ieee80211_if_init_conf *conf);
973void rt2x00mac_remove_interface(struct ieee80211_hw *hw,
974 struct ieee80211_if_init_conf *conf);
Johannes Berge8975582008-10-09 12:18:51 +0200975int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed);
Johannes Berg32bfd352007-12-19 01:31:26 +0100976int rt2x00mac_config_interface(struct ieee80211_hw *hw,
977 struct ieee80211_vif *vif,
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700978 struct ieee80211_if_conf *conf);
Ivo van Doorn3a643d22008-03-25 14:13:18 +0100979void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
980 unsigned int changed_flags,
981 unsigned int *total_flags,
982 int mc_count, struct dev_addr_list *mc_list);
Ivo van Doorn2bb057d2008-08-04 16:37:44 +0200983#ifdef CONFIG_RT2X00_LIB_CRYPTO
984int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
985 const u8 *local_address, const u8 *address,
986 struct ieee80211_key_conf *key);
987#else
988#define rt2x00mac_set_key NULL
989#endif /* CONFIG_RT2X00_LIB_CRYPTO */
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700990int rt2x00mac_get_stats(struct ieee80211_hw *hw,
991 struct ieee80211_low_level_stats *stats);
992int rt2x00mac_get_tx_stats(struct ieee80211_hw *hw,
993 struct ieee80211_tx_queue_stats *stats);
Johannes Berg471b3ef2007-12-28 14:32:58 +0100994void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
995 struct ieee80211_vif *vif,
996 struct ieee80211_bss_conf *bss_conf,
997 u32 changes);
Johannes Berge100bb62008-04-30 18:51:21 +0200998int rt2x00mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
Ivo van Doorn95ea3622007-09-25 17:57:13 -0700999 const struct ieee80211_tx_queue_params *params);
1000
1001/*
1002 * Driver allocation handlers.
1003 */
1004int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev);
1005void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev);
1006#ifdef CONFIG_PM
1007int rt2x00lib_suspend(struct rt2x00_dev *rt2x00dev, pm_message_t state);
1008int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev);
1009#endif /* CONFIG_PM */
1010
1011#endif /* RT2X00_H */