2 Copyright (C) 2004 - 2008 rt2x00 SourceForge Project
3 <http://rt2x00.serialmonkey.com>
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.
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.
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.
23 Abstract: rt2x00 global information.
29 #include <linux/bitops.h>
30 #include <linux/skbuff.h>
31 #include <linux/workqueue.h>
32 #include <linux/firmware.h>
33 #include <linux/leds.h>
34 #include <linux/mutex.h>
35 #include <linux/etherdevice.h>
37 #include <net/mac80211.h>
39 #include "rt2x00debug.h"
40 #include "rt2x00leds.h"
41 #include "rt2x00reg.h"
42 #include "rt2x00queue.h"
47 #define DRV_VERSION "2.3.0"
48 #define DRV_PROJECT "http://rt2x00.serialmonkey.com"
52 * Debug output has to be enabled during compile time.
54 #define DEBUG_PRINTK_MSG(__dev, __kernlvl, __lvl, __msg, __args...) \
55 printk(__kernlvl "%s -> %s: %s - " __msg, \
56 wiphy_name((__dev)->hw->wiphy), __func__, __lvl, ##__args)
58 #define DEBUG_PRINTK_PROBE(__kernlvl, __lvl, __msg, __args...) \
59 printk(__kernlvl "%s -> %s: %s - " __msg, \
60 KBUILD_MODNAME, __func__, __lvl, ##__args)
62 #ifdef CONFIG_RT2X00_DEBUG
63 #define DEBUG_PRINTK(__dev, __kernlvl, __lvl, __msg, __args...) \
64 DEBUG_PRINTK_MSG(__dev, __kernlvl, __lvl, __msg, ##__args);
66 #define DEBUG_PRINTK(__dev, __kernlvl, __lvl, __msg, __args...) \
68 #endif /* CONFIG_RT2X00_DEBUG */
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.
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)
95 * 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.
101 #define GET_DURATION(__size, __rate) (((__size) * 8 * 10) / (__rate))
102 #define GET_DURATION_RES(__size, __rate)(((__size) * 8 * 10) % (__rate))
105 * Standard timing and size defines.
106 * These values should follow the ieee80211 specifications.
109 #define IEEE80211_HEADER 24
113 #define SHORT_PREAMBLE 72
115 #define SHORT_SLOT_TIME 9
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 )
121 #define EIFS ( SIFS + DIFS + \
122 GET_DURATION(IEEE80211_HEADER + ACK_SIZE, 10) )
123 #define SHORT_EIFS ( SIFS + SHORT_DIFS + \
124 GET_DURATION(IEEE80211_HEADER + ACK_SIZE, 10) )
127 * 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.
133 #define RT2460 0x0101
134 #define RT2560 0x0201
135 #define RT2570 0x1201
136 #define RT2561s 0x0301 /* Turbo */
137 #define RT2561 0x0302
138 #define RT2661 0x0401
139 #define RT2571 0x1300
146 * RF register values that belong to a particular channel.
157 * Channel information structure
159 struct channel_info {
161 #define GEOGRAPHY_ALLOWED 0x00000001
168 * Antenna setup values.
170 struct antenna_setup {
176 * Quality statistics about the currently active link.
180 * Statistics required for Link tuning by driver
181 * The rssi value is provided by rt2x00lib during the
182 * link_tuner() callback function.
183 * The false_cca field is filled during the link_stats()
184 * callback function and could be used during the
185 * link_tuner() callback function.
192 * Hardware driver will tune the VGC level during each call
193 * to the link_tuner() callback function. This vgc_level is
194 * is determined based on the link quality statistics like
195 * average RSSI and the false CCA count.
197 * In some cases the drivers need to differentiate between
198 * the currently "desired" VGC level and the level configured
199 * in the hardware. The latter is important to reduce the
200 * number of BBP register reads to reduce register access
201 * overhead. For this reason we store both values here.
207 * Statistics required for Signal quality calculation.
208 * These fields might be changed during the link_stats()
218 * Antenna settings about the currently active link.
225 #define ANTENNA_RX_DIVERSITY 0x00000001
226 #define ANTENNA_TX_DIVERSITY 0x00000002
227 #define ANTENNA_MODE_SAMPLE 0x00000004
230 * Currently active TX/RX antenna setup.
231 * When software diversity is used, this will indicate
232 * which antenna is actually used at this time.
234 struct antenna_setup active;
237 * RSSI information for the different antenna's.
238 * These statistics are used to determine when
239 * to switch antenna when using software diversity.
241 * rssi[0] -> Antenna A RSSI
242 * rssi[1] -> Antenna B RSSI
247 * Current RSSI average of the currently active antenna.
248 * Similar to the avg_rssi in the link_qual structure
249 * this value is updated by using the walking average.
255 * To optimize the quality of the link we need to store
256 * the quality of received frames and periodically
262 * The number of times the link has been tuned
263 * since the radio has been switched on.
268 * Quality measurement values.
270 struct link_qual qual;
273 * TX/RX antenna setup.
278 * Currently active average RSSI value
283 * Currently precalculated percentages of successful
290 * Work structure for scheduling periodic link tuning.
292 struct delayed_work work;
296 * Interface structure
297 * Per interface configuration details, this structure
298 * is allocated as the private data for ieee80211_vif.
302 * All fields within the rt2x00_intf structure
303 * must be protected with a spinlock.
313 * BBSID of the AP to associate with.
318 * Entry in the beacon queue which belongs to
319 * this interface. Each interface has its own
320 * dedicated beacon entry.
322 struct queue_entry *beacon;
325 * Actions that needed rescheduling.
327 unsigned int delayed_flags;
328 #define DELAYED_UPDATE_BEACON 0x00000001
329 #define DELAYED_CONFIG_ERP 0x00000002
330 #define DELAYED_LED_ASSOC 0x00000004
333 * Software sequence counter, this is only required
334 * for hardware which doesn't support hardware
341 static inline struct rt2x00_intf* vif_to_intf(struct ieee80211_vif *vif)
343 return (struct rt2x00_intf *)vif->drv_priv;
347 * struct hw_mode_spec: Hardware specifications structure
349 * Details about the supported modes, rates and channels
350 * of a particular chipset. This is used by rt2x00lib
351 * to build the ieee80211_hw_mode array for mac80211.
353 * @supported_bands: Bitmask contained the supported bands (2.4GHz, 5.2GHz).
354 * @supported_rates: Rate types which are supported (CCK, OFDM).
355 * @num_channels: Number of supported channels. This is used as array size
356 * for @tx_power_a, @tx_power_bg and @channels.
357 * @channels: Device/chipset specific channel values (See &struct rf_channel).
358 * @channels_info: Additional information for channels (See &struct channel_info).
360 struct hw_mode_spec {
361 unsigned int supported_bands;
362 #define SUPPORT_BAND_2GHZ 0x00000001
363 #define SUPPORT_BAND_5GHZ 0x00000002
365 unsigned int supported_rates;
366 #define SUPPORT_RATE_CCK 0x00000001
367 #define SUPPORT_RATE_OFDM 0x00000002
369 unsigned int num_channels;
370 const struct rf_channel *channels;
371 const struct channel_info *channels_info;
375 * Configuration structure wrapper around the
376 * mac80211 configuration structure.
377 * When mac80211 configures the driver, rt2x00lib
378 * can precalculate values which are equal for all
379 * rt2x00 drivers. Those values can be stored in here.
381 struct rt2x00lib_conf {
382 struct ieee80211_conf *conf;
384 struct rf_channel rf;
385 struct channel_info channel;
389 * Configuration structure for erp settings.
391 struct rt2x00lib_erp {
396 int ack_consume_time;
409 * Configuration structure for hardware encryption.
411 struct rt2x00lib_crypto {
414 enum set_key_cmd cmd;
426 * Configuration structure wrapper around the
427 * rt2x00 interface configuration handler.
429 struct rt2x00intf_conf {
433 enum nl80211_iftype type;
436 * TSF sync value, this is dependant on the operation type.
441 * The MAC and BSSID addressess are simple array of bytes,
442 * these arrays are little endian, so when sending the addressess
443 * to the drivers, copy the it into a endian-signed variable.
445 * Note that all devices (except rt2500usb) have 32 bits
446 * register word sizes. This means that whatever variable we
447 * pass _must_ be a multiple of 32 bits. Otherwise the device
448 * might not accept what we are sending to it.
449 * This will also make it easier for the driver to write
450 * the data to the device.
457 * rt2x00lib callback functions.
459 struct rt2x00lib_ops {
461 * Interrupt handlers.
463 irq_handler_t irq_handler;
466 * Device init handlers.
468 int (*probe_hw) (struct rt2x00_dev *rt2x00dev);
469 char *(*get_firmware_name) (struct rt2x00_dev *rt2x00dev);
470 u16 (*get_firmware_crc) (const void *data, const size_t len);
471 int (*load_firmware) (struct rt2x00_dev *rt2x00dev, const void *data,
475 * Device initialization/deinitialization handlers.
477 int (*initialize) (struct rt2x00_dev *rt2x00dev);
478 void (*uninitialize) (struct rt2x00_dev *rt2x00dev);
481 * queue initialization handlers
483 bool (*get_entry_state) (struct queue_entry *entry);
484 void (*clear_entry) (struct queue_entry *entry);
487 * Radio control handlers.
489 int (*set_device_state) (struct rt2x00_dev *rt2x00dev,
490 enum dev_state state);
491 int (*rfkill_poll) (struct rt2x00_dev *rt2x00dev);
492 void (*link_stats) (struct rt2x00_dev *rt2x00dev,
493 struct link_qual *qual);
494 void (*reset_tuner) (struct rt2x00_dev *rt2x00dev,
495 struct link_qual *qual);
496 void (*link_tuner) (struct rt2x00_dev *rt2x00dev,
497 struct link_qual *qual, const u32 count);
500 * TX control handlers
502 void (*write_tx_desc) (struct rt2x00_dev *rt2x00dev,
504 struct txentry_desc *txdesc);
505 int (*write_tx_data) (struct queue_entry *entry);
506 void (*write_beacon) (struct queue_entry *entry);
507 int (*get_tx_data_len) (struct queue_entry *entry);
508 void (*kick_tx_queue) (struct rt2x00_dev *rt2x00dev,
509 const enum data_queue_qid queue);
512 * RX control handlers
514 void (*fill_rxdone) (struct queue_entry *entry,
515 struct rxdone_entry_desc *rxdesc);
518 * Configuration handlers.
520 int (*config_shared_key) (struct rt2x00_dev *rt2x00dev,
521 struct rt2x00lib_crypto *crypto,
522 struct ieee80211_key_conf *key);
523 int (*config_pairwise_key) (struct rt2x00_dev *rt2x00dev,
524 struct rt2x00lib_crypto *crypto,
525 struct ieee80211_key_conf *key);
526 void (*config_filter) (struct rt2x00_dev *rt2x00dev,
527 const unsigned int filter_flags);
528 void (*config_intf) (struct rt2x00_dev *rt2x00dev,
529 struct rt2x00_intf *intf,
530 struct rt2x00intf_conf *conf,
531 const unsigned int flags);
532 #define CONFIG_UPDATE_TYPE ( 1 << 1 )
533 #define CONFIG_UPDATE_MAC ( 1 << 2 )
534 #define CONFIG_UPDATE_BSSID ( 1 << 3 )
536 void (*config_erp) (struct rt2x00_dev *rt2x00dev,
537 struct rt2x00lib_erp *erp);
538 void (*config_ant) (struct rt2x00_dev *rt2x00dev,
539 struct antenna_setup *ant);
540 void (*config) (struct rt2x00_dev *rt2x00dev,
541 struct rt2x00lib_conf *libconf,
542 const unsigned int changed_flags);
546 * rt2x00 driver callback operation structure.
550 const unsigned int max_sta_intf;
551 const unsigned int max_ap_intf;
552 const unsigned int eeprom_size;
553 const unsigned int rf_size;
554 const unsigned int tx_queues;
555 const struct data_queue_desc *rx;
556 const struct data_queue_desc *tx;
557 const struct data_queue_desc *bcn;
558 const struct data_queue_desc *atim;
559 const struct rt2x00lib_ops *lib;
560 const struct ieee80211_ops *hw;
561 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
562 const struct rt2x00debug *debugfs;
563 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
567 * rt2x00 device flags
573 DEVICE_STATE_PRESENT,
574 DEVICE_STATE_REGISTERED_HW,
575 DEVICE_STATE_INITIALIZED,
576 DEVICE_STATE_STARTED,
577 DEVICE_STATE_STARTED_SUSPEND,
578 DEVICE_STATE_ENABLED_RADIO,
579 DEVICE_STATE_DISABLED_RADIO_HW,
582 * Driver requirements
584 DRIVER_REQUIRE_FIRMWARE,
585 DRIVER_REQUIRE_BEACON_GUARD,
586 DRIVER_REQUIRE_ATIM_QUEUE,
587 DRIVER_REQUIRE_SCHEDULED,
589 DRIVER_REQUIRE_COPY_IV,
594 CONFIG_SUPPORT_HW_BUTTON,
595 CONFIG_SUPPORT_HW_CRYPTO,
598 * Driver configuration
602 CONFIG_EXTERNAL_LNA_A,
603 CONFIG_EXTERNAL_LNA_BG,
604 CONFIG_DOUBLE_ANTENNA,
605 CONFIG_DISABLE_LINK_TUNING,
609 * rt2x00 device structure.
614 * The structure stored in here depends on the
615 * system bus (PCI or USB).
616 * When accessing this variable, the rt2x00dev_{pci,usb}
617 * macro's should be used for correct typecasting.
622 * Callback functions.
624 const struct rt2x00_ops *ops;
627 * IEEE80211 control structure.
629 struct ieee80211_hw *hw;
630 struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
631 enum ieee80211_band curr_band;
634 * rfkill structure for RF state switching support.
635 * This will only be compiled in when required.
637 #ifdef CONFIG_RT2X00_LIB_RFKILL
638 unsigned long rfkill_state;
639 #define RFKILL_STATE_ALLOCATED 1
640 #define RFKILL_STATE_REGISTERED 2
641 struct rfkill *rfkill;
642 struct delayed_work rfkill_work;
643 #endif /* CONFIG_RT2X00_LIB_RFKILL */
646 * If enabled, the debugfs interface structures
647 * required for deregistration of debugfs.
649 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
650 struct rt2x00debug_intf *debugfs_intf;
651 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
654 * LED structure for changing the LED status
655 * by mac8011 or the kernel.
657 #ifdef CONFIG_RT2X00_LIB_LEDS
658 struct rt2x00_led led_radio;
659 struct rt2x00_led led_assoc;
660 struct rt2x00_led led_qual;
662 #endif /* CONFIG_RT2X00_LIB_LEDS */
666 * In these flags the current status and some
667 * of the device capabilities are stored.
672 * Chipset identification.
674 struct rt2x00_chip chip;
677 * hw capability specifications.
679 struct hw_mode_spec spec;
682 * This is the default TX/RX antenna setup as indicated
683 * by the device's EEPROM.
685 struct antenna_setup default_ant;
689 * csr.base: CSR base register address. (PCI)
690 * csr.cache: CSR cache for usb_control_msg. (USB)
698 * Mutex to protect register accesses.
699 * For PCI and USB devices it protects against concurrent indirect
700 * register access (BBP, RF, MCU) since accessing those
701 * registers require multiple calls to the CSR registers.
702 * For USB devices it also protects the csr_cache since that
703 * field is used for normal CSR access and it cannot support
704 * multiple callers simultaneously.
706 struct mutex csr_mutex;
709 * Current packet filter configuration for the device.
710 * This contains all currently active FIF_* flags send
711 * to us by mac80211 during configure_filter().
713 unsigned int packet_filter;
717 * - Open ap interface count.
718 * - Open sta interface count.
719 * - Association count.
721 unsigned int intf_ap_count;
722 unsigned int intf_sta_count;
723 unsigned int intf_associated;
736 * Active RF register values.
737 * These are stored here so we don't need
738 * to read the rf registers and can directly
739 * use this value instead.
740 * This field should be accessed by using
741 * rt2x00_rf_read() and rt2x00_rf_write().
751 * Current TX power value.
756 * Current retry values.
762 * Rssi <-> Dbm offset
767 * Frequency offset (for rt61pci & rt73usb).
772 * Low level statistics which will have
773 * to be kept up to date while device is running.
775 struct ieee80211_low_level_stats low_level_stats;
778 * RX configuration information.
780 struct ieee80211_rx_status rx_status;
784 * NOTE: intf_work will use ieee80211_iterate_active_interfaces()
785 * which means it cannot be placed on the hw->workqueue
786 * due to RTNL locking requirements.
788 struct work_struct intf_work;
789 struct work_struct filter_work;
792 * Data queue arrays for RX, TX and Beacon.
793 * The Beacon array also contains the Atim queue
794 * if that is supported by the device.
796 unsigned int data_queues;
797 struct data_queue *rx;
798 struct data_queue *tx;
799 struct data_queue *bcn;
804 const struct firmware *fw;
809 * The RF is being accessed by word index.
811 static inline void rt2x00_rf_read(struct rt2x00_dev *rt2x00dev,
812 const unsigned int word, u32 *data)
814 *data = rt2x00dev->rf[word];
817 static inline void rt2x00_rf_write(struct rt2x00_dev *rt2x00dev,
818 const unsigned int word, u32 data)
820 rt2x00dev->rf[word] = data;
824 * Generic EEPROM access.
825 * The EEPROM is being accessed by word index.
827 static inline void *rt2x00_eeprom_addr(struct rt2x00_dev *rt2x00dev,
828 const unsigned int word)
830 return (void *)&rt2x00dev->eeprom[word];
833 static inline void rt2x00_eeprom_read(struct rt2x00_dev *rt2x00dev,
834 const unsigned int word, u16 *data)
836 *data = le16_to_cpu(rt2x00dev->eeprom[word]);
839 static inline void rt2x00_eeprom_write(struct rt2x00_dev *rt2x00dev,
840 const unsigned int word, u16 data)
842 rt2x00dev->eeprom[word] = cpu_to_le16(data);
848 static inline void rt2x00_set_chip(struct rt2x00_dev *rt2x00dev,
849 const u16 rt, const u16 rf, const u32 rev)
852 "Chipset detected - rt: %04x, rf: %04x, rev: %08x.\n",
855 rt2x00dev->chip.rt = rt;
856 rt2x00dev->chip.rf = rf;
857 rt2x00dev->chip.rev = rev;
860 static inline char rt2x00_rt(const struct rt2x00_chip *chipset, const u16 chip)
862 return (chipset->rt == chip);
865 static inline char rt2x00_rf(const struct rt2x00_chip *chipset, const u16 chip)
867 return (chipset->rf == chip);
870 static inline u16 rt2x00_rev(const struct rt2x00_chip *chipset)
875 static inline u16 rt2x00_check_rev(const struct rt2x00_chip *chipset,
878 return (((chipset->rev & 0xffff0) == rev) &&
879 !!(chipset->rev & 0x0000f));
883 * rt2x00queue_map_txskb - Map a skb into DMA for TX purposes.
884 * @rt2x00dev: Pointer to &struct rt2x00_dev.
885 * @skb: The skb to map.
887 void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
890 * rt2x00queue_get_queue - Convert queue index to queue pointer
891 * @rt2x00dev: Pointer to &struct rt2x00_dev.
892 * @queue: rt2x00 queue index (see &enum data_queue_qid).
894 struct data_queue *rt2x00queue_get_queue(struct rt2x00_dev *rt2x00dev,
895 const enum data_queue_qid queue);
898 * rt2x00queue_get_entry - Get queue entry where the given index points to.
899 * @queue: Pointer to &struct data_queue from where we obtain the entry.
900 * @index: Index identifier for obtaining the correct index.
902 struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue,
903 enum queue_index index);
906 * Interrupt context handlers.
908 void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev);
909 void rt2x00lib_txdone(struct queue_entry *entry,
910 struct txdone_entry_desc *txdesc);
911 void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev,
912 struct queue_entry *entry);
917 int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb);
918 int rt2x00mac_start(struct ieee80211_hw *hw);
919 void rt2x00mac_stop(struct ieee80211_hw *hw);
920 int rt2x00mac_add_interface(struct ieee80211_hw *hw,
921 struct ieee80211_if_init_conf *conf);
922 void rt2x00mac_remove_interface(struct ieee80211_hw *hw,
923 struct ieee80211_if_init_conf *conf);
924 int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed);
925 int rt2x00mac_config_interface(struct ieee80211_hw *hw,
926 struct ieee80211_vif *vif,
927 struct ieee80211_if_conf *conf);
928 void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
929 unsigned int changed_flags,
930 unsigned int *total_flags,
931 int mc_count, struct dev_addr_list *mc_list);
932 #ifdef CONFIG_RT2X00_LIB_CRYPTO
933 int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
934 const u8 *local_address, const u8 *address,
935 struct ieee80211_key_conf *key);
937 #define rt2x00mac_set_key NULL
938 #endif /* CONFIG_RT2X00_LIB_CRYPTO */
939 int rt2x00mac_get_stats(struct ieee80211_hw *hw,
940 struct ieee80211_low_level_stats *stats);
941 int rt2x00mac_get_tx_stats(struct ieee80211_hw *hw,
942 struct ieee80211_tx_queue_stats *stats);
943 void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
944 struct ieee80211_vif *vif,
945 struct ieee80211_bss_conf *bss_conf,
947 int rt2x00mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
948 const struct ieee80211_tx_queue_params *params);
951 * Driver allocation handlers.
953 int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev);
954 void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev);
956 int rt2x00lib_suspend(struct rt2x00_dev *rt2x00dev, pm_message_t state);
957 int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev);
958 #endif /* CONFIG_PM */
960 #endif /* RT2X00_H */