2 Copyright (C) 2004 - 2009 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>
36 #include <linux/input-polldev.h>
38 #include <net/mac80211.h>
40 #include "rt2x00debug.h"
41 #include "rt2x00leds.h"
42 #include "rt2x00reg.h"
43 #include "rt2x00queue.h"
48 #define DRV_VERSION "2.3.0"
49 #define DRV_PROJECT "http://rt2x00.serialmonkey.com"
53 * Debug output has to be enabled during compile time.
55 #define DEBUG_PRINTK_MSG(__dev, __kernlvl, __lvl, __msg, __args...) \
56 printk(__kernlvl "%s -> %s: %s - " __msg, \
57 wiphy_name((__dev)->hw->wiphy), __func__, __lvl, ##__args)
59 #define DEBUG_PRINTK_PROBE(__kernlvl, __lvl, __msg, __args...) \
60 printk(__kernlvl "%s -> %s: %s - " __msg, \
61 KBUILD_MODNAME, __func__, __lvl, ##__args)
63 #ifdef CONFIG_RT2X00_DEBUG
64 #define DEBUG_PRINTK(__dev, __kernlvl, __lvl, __msg, __args...) \
65 DEBUG_PRINTK_MSG(__dev, __kernlvl, __lvl, __msg, ##__args);
67 #define DEBUG_PRINTK(__dev, __kernlvl, __lvl, __msg, __args...) \
69 #endif /* CONFIG_RT2X00_DEBUG */
72 * Various debug levels.
73 * The debug levels PANIC and ERROR both indicate serious problems,
74 * for this reason they should never be ignored.
75 * The special ERROR_PROBE message is for messages that are generated
76 * when the rt2x00_dev is not yet initialized.
78 #define PANIC(__dev, __msg, __args...) \
79 DEBUG_PRINTK_MSG(__dev, KERN_CRIT, "Panic", __msg, ##__args)
80 #define ERROR(__dev, __msg, __args...) \
81 DEBUG_PRINTK_MSG(__dev, KERN_ERR, "Error", __msg, ##__args)
82 #define ERROR_PROBE(__msg, __args...) \
83 DEBUG_PRINTK_PROBE(KERN_ERR, "Error", __msg, ##__args)
84 #define WARNING(__dev, __msg, __args...) \
85 DEBUG_PRINTK(__dev, KERN_WARNING, "Warning", __msg, ##__args)
86 #define NOTICE(__dev, __msg, __args...) \
87 DEBUG_PRINTK(__dev, KERN_NOTICE, "Notice", __msg, ##__args)
88 #define INFO(__dev, __msg, __args...) \
89 DEBUG_PRINTK(__dev, KERN_INFO, "Info", __msg, ##__args)
90 #define DEBUG(__dev, __msg, __args...) \
91 DEBUG_PRINTK(__dev, KERN_DEBUG, "Debug", __msg, ##__args)
92 #define EEPROM(__dev, __msg, __args...) \
93 DEBUG_PRINTK(__dev, KERN_DEBUG, "EEPROM recovery", __msg, ##__args)
96 * Duration calculations
97 * The rate variable passed is: 100kbs.
98 * To convert from bytes to bits we multiply size with 8,
99 * then the size is multiplied with 10 to make the
100 * real rate -> rate argument correction.
102 #define GET_DURATION(__size, __rate) (((__size) * 8 * 10) / (__rate))
103 #define GET_DURATION_RES(__size, __rate)(((__size) * 8 * 10) % (__rate))
106 * Standard timing and size defines.
107 * These values should follow the ieee80211 specifications.
110 #define IEEE80211_HEADER 24
114 #define SHORT_PREAMBLE 72
116 #define SHORT_SLOT_TIME 9
118 #define PIFS ( SIFS + SLOT_TIME )
119 #define SHORT_PIFS ( SIFS + SHORT_SLOT_TIME )
120 #define DIFS ( PIFS + SLOT_TIME )
121 #define SHORT_DIFS ( SHORT_PIFS + SHORT_SLOT_TIME )
122 #define EIFS ( SIFS + DIFS + \
123 GET_DURATION(IEEE80211_HEADER + ACK_SIZE, 10) )
124 #define SHORT_EIFS ( SIFS + SHORT_DIFS + \
125 GET_DURATION(IEEE80211_HEADER + ACK_SIZE, 10) )
128 * Chipset identification
129 * The chipset on the device is composed of a RT and RF chip.
130 * The chipset combination is important for determining device capabilities.
134 #define RT2460 0x0101
135 #define RT2560 0x0201
136 #define RT2570 0x1201
137 #define RT2561s 0x0301 /* Turbo */
138 #define RT2561 0x0302
139 #define RT2661 0x0401
140 #define RT2571 0x1300
147 * RF register values that belong to a particular channel.
158 * Channel information structure
160 struct channel_info {
162 #define GEOGRAPHY_ALLOWED 0x00000001
169 * Antenna setup values.
171 struct antenna_setup {
177 * Quality statistics about the currently active link.
181 * Statistics required for Link tuning by driver
182 * The rssi value is provided by rt2x00lib during the
183 * link_tuner() callback function.
184 * The false_cca field is filled during the link_stats()
185 * callback function and could be used during the
186 * link_tuner() callback function.
193 * Hardware driver will tune the VGC level during each call
194 * to the link_tuner() callback function. This vgc_level is
195 * is determined based on the link quality statistics like
196 * average RSSI and the false CCA count.
198 * In some cases the drivers need to differentiate between
199 * the currently "desired" VGC level and the level configured
200 * in the hardware. The latter is important to reduce the
201 * number of BBP register reads to reduce register access
202 * overhead. For this reason we store both values here.
208 * Statistics required for Signal quality calculation.
209 * These fields might be changed during the link_stats()
219 * Antenna settings about the currently active link.
226 #define ANTENNA_RX_DIVERSITY 0x00000001
227 #define ANTENNA_TX_DIVERSITY 0x00000002
228 #define ANTENNA_MODE_SAMPLE 0x00000004
231 * Currently active TX/RX antenna setup.
232 * When software diversity is used, this will indicate
233 * which antenna is actually used at this time.
235 struct antenna_setup active;
238 * RSSI information for the different antenna's.
239 * These statistics are used to determine when
240 * to switch antenna when using software diversity.
242 * rssi[0] -> Antenna A RSSI
243 * rssi[1] -> Antenna B RSSI
248 * Current RSSI average of the currently active antenna.
249 * Similar to the avg_rssi in the link_qual structure
250 * this value is updated by using the walking average.
256 * To optimize the quality of the link we need to store
257 * the quality of received frames and periodically
263 * The number of times the link has been tuned
264 * since the radio has been switched on.
269 * Quality measurement values.
271 struct link_qual qual;
274 * TX/RX antenna setup.
279 * Currently active average RSSI value
284 * Currently precalculated percentages of successful
291 * Work structure for scheduling periodic link tuning.
293 struct delayed_work work;
297 * Interface structure
298 * Per interface configuration details, this structure
299 * is allocated as the private data for ieee80211_vif.
303 * All fields within the rt2x00_intf structure
304 * must be protected with a spinlock.
314 * BBSID of the AP to associate with.
319 * Entry in the beacon queue which belongs to
320 * this interface. Each interface has its own
321 * dedicated beacon entry.
323 struct queue_entry *beacon;
326 * Actions that needed rescheduling.
328 unsigned int delayed_flags;
329 #define DELAYED_UPDATE_BEACON 0x00000001
330 #define DELAYED_CONFIG_ERP 0x00000002
331 #define DELAYED_LED_ASSOC 0x00000004
334 * Software sequence counter, this is only required
335 * for hardware which doesn't support hardware
342 static inline struct rt2x00_intf* vif_to_intf(struct ieee80211_vif *vif)
344 return (struct rt2x00_intf *)vif->drv_priv;
348 * struct hw_mode_spec: Hardware specifications structure
350 * Details about the supported modes, rates and channels
351 * of a particular chipset. This is used by rt2x00lib
352 * to build the ieee80211_hw_mode array for mac80211.
354 * @supported_bands: Bitmask contained the supported bands (2.4GHz, 5.2GHz).
355 * @supported_rates: Rate types which are supported (CCK, OFDM).
356 * @num_channels: Number of supported channels. This is used as array size
357 * for @tx_power_a, @tx_power_bg and @channels.
358 * @channels: Device/chipset specific channel values (See &struct rf_channel).
359 * @channels_info: Additional information for channels (See &struct channel_info).
361 struct hw_mode_spec {
362 unsigned int supported_bands;
363 #define SUPPORT_BAND_2GHZ 0x00000001
364 #define SUPPORT_BAND_5GHZ 0x00000002
366 unsigned int supported_rates;
367 #define SUPPORT_RATE_CCK 0x00000001
368 #define SUPPORT_RATE_OFDM 0x00000002
370 unsigned int num_channels;
371 const struct rf_channel *channels;
372 const struct channel_info *channels_info;
376 * Configuration structure wrapper around the
377 * mac80211 configuration structure.
378 * When mac80211 configures the driver, rt2x00lib
379 * can precalculate values which are equal for all
380 * rt2x00 drivers. Those values can be stored in here.
382 struct rt2x00lib_conf {
383 struct ieee80211_conf *conf;
385 struct rf_channel rf;
386 struct channel_info channel;
390 * Configuration structure for erp settings.
392 struct rt2x00lib_erp {
397 int ack_consume_time;
410 * Configuration structure for hardware encryption.
412 struct rt2x00lib_crypto {
415 enum set_key_cmd cmd;
427 * Configuration structure wrapper around the
428 * rt2x00 interface configuration handler.
430 struct rt2x00intf_conf {
434 enum nl80211_iftype type;
437 * TSF sync value, this is dependant on the operation type.
442 * The MAC and BSSID addressess are simple array of bytes,
443 * these arrays are little endian, so when sending the addressess
444 * to the drivers, copy the it into a endian-signed variable.
446 * Note that all devices (except rt2500usb) have 32 bits
447 * register word sizes. This means that whatever variable we
448 * pass _must_ be a multiple of 32 bits. Otherwise the device
449 * might not accept what we are sending to it.
450 * This will also make it easier for the driver to write
451 * the data to the device.
458 * rt2x00lib callback functions.
460 struct rt2x00lib_ops {
462 * Interrupt handlers.
464 irq_handler_t irq_handler;
467 * Device init handlers.
469 int (*probe_hw) (struct rt2x00_dev *rt2x00dev);
470 char *(*get_firmware_name) (struct rt2x00_dev *rt2x00dev);
471 int (*check_firmware) (struct rt2x00_dev *rt2x00dev,
472 const u8 *data, const size_t len);
473 int (*load_firmware) (struct rt2x00_dev *rt2x00dev,
474 const u8 *data, const size_t len);
477 * Device initialization/deinitialization handlers.
479 int (*initialize) (struct rt2x00_dev *rt2x00dev);
480 void (*uninitialize) (struct rt2x00_dev *rt2x00dev);
483 * queue initialization handlers
485 bool (*get_entry_state) (struct queue_entry *entry);
486 void (*clear_entry) (struct queue_entry *entry);
489 * Radio control handlers.
491 int (*set_device_state) (struct rt2x00_dev *rt2x00dev,
492 enum dev_state state);
493 int (*rfkill_poll) (struct rt2x00_dev *rt2x00dev);
494 void (*link_stats) (struct rt2x00_dev *rt2x00dev,
495 struct link_qual *qual);
496 void (*reset_tuner) (struct rt2x00_dev *rt2x00dev,
497 struct link_qual *qual);
498 void (*link_tuner) (struct rt2x00_dev *rt2x00dev,
499 struct link_qual *qual, const u32 count);
502 * TX control handlers
504 void (*write_tx_desc) (struct rt2x00_dev *rt2x00dev,
506 struct txentry_desc *txdesc);
507 int (*write_tx_data) (struct queue_entry *entry);
508 void (*write_beacon) (struct queue_entry *entry);
509 int (*get_tx_data_len) (struct queue_entry *entry);
510 void (*kick_tx_queue) (struct rt2x00_dev *rt2x00dev,
511 const enum data_queue_qid queue);
512 void (*kill_tx_queue) (struct rt2x00_dev *rt2x00dev,
513 const enum data_queue_qid queue);
516 * RX control handlers
518 void (*fill_rxdone) (struct queue_entry *entry,
519 struct rxdone_entry_desc *rxdesc);
522 * Configuration handlers.
524 int (*config_shared_key) (struct rt2x00_dev *rt2x00dev,
525 struct rt2x00lib_crypto *crypto,
526 struct ieee80211_key_conf *key);
527 int (*config_pairwise_key) (struct rt2x00_dev *rt2x00dev,
528 struct rt2x00lib_crypto *crypto,
529 struct ieee80211_key_conf *key);
530 void (*config_filter) (struct rt2x00_dev *rt2x00dev,
531 const unsigned int filter_flags);
532 void (*config_intf) (struct rt2x00_dev *rt2x00dev,
533 struct rt2x00_intf *intf,
534 struct rt2x00intf_conf *conf,
535 const unsigned int flags);
536 #define CONFIG_UPDATE_TYPE ( 1 << 1 )
537 #define CONFIG_UPDATE_MAC ( 1 << 2 )
538 #define CONFIG_UPDATE_BSSID ( 1 << 3 )
540 void (*config_erp) (struct rt2x00_dev *rt2x00dev,
541 struct rt2x00lib_erp *erp);
542 void (*config_ant) (struct rt2x00_dev *rt2x00dev,
543 struct antenna_setup *ant);
544 void (*config) (struct rt2x00_dev *rt2x00dev,
545 struct rt2x00lib_conf *libconf,
546 const unsigned int changed_flags);
550 * rt2x00 driver callback operation structure.
554 const unsigned int max_sta_intf;
555 const unsigned int max_ap_intf;
556 const unsigned int eeprom_size;
557 const unsigned int rf_size;
558 const unsigned int tx_queues;
559 const struct data_queue_desc *rx;
560 const struct data_queue_desc *tx;
561 const struct data_queue_desc *bcn;
562 const struct data_queue_desc *atim;
563 const struct rt2x00lib_ops *lib;
564 const struct ieee80211_ops *hw;
565 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
566 const struct rt2x00debug *debugfs;
567 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
571 * rt2x00 device flags
577 DEVICE_STATE_PRESENT,
578 DEVICE_STATE_REGISTERED_HW,
579 DEVICE_STATE_INITIALIZED,
580 DEVICE_STATE_STARTED,
581 DEVICE_STATE_ENABLED_RADIO,
582 DEVICE_STATE_DISABLED_RADIO_HW,
585 * Driver requirements
587 DRIVER_REQUIRE_FIRMWARE,
588 DRIVER_REQUIRE_BEACON_GUARD,
589 DRIVER_REQUIRE_ATIM_QUEUE,
590 DRIVER_REQUIRE_SCHEDULED,
592 DRIVER_REQUIRE_COPY_IV,
597 CONFIG_SUPPORT_HW_BUTTON,
598 CONFIG_SUPPORT_HW_CRYPTO,
601 * Driver configuration
605 CONFIG_EXTERNAL_LNA_A,
606 CONFIG_EXTERNAL_LNA_BG,
607 CONFIG_DOUBLE_ANTENNA,
608 CONFIG_DISABLE_LINK_TUNING,
612 * rt2x00 device structure.
617 * The structure stored in here depends on the
618 * system bus (PCI or USB).
619 * When accessing this variable, the rt2x00dev_{pci,usb}
620 * macro's should be used for correct typecasting.
625 * Callback functions.
627 const struct rt2x00_ops *ops;
630 * IEEE80211 control structure.
632 struct ieee80211_hw *hw;
633 struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS];
634 enum ieee80211_band curr_band;
637 * rfkill structure for RF state switching support.
638 * This will only be compiled in when required.
640 #ifdef CONFIG_RT2X00_LIB_RFKILL
641 unsigned long rfkill_state;
642 #define RFKILL_STATE_ALLOCATED 1
643 #define RFKILL_STATE_REGISTERED 2
644 #define RFKILL_STATE_BLOCKED 3
645 struct input_polled_dev *rfkill_poll_dev;
646 #endif /* CONFIG_RT2X00_LIB_RFKILL */
649 * If enabled, the debugfs interface structures
650 * required for deregistration of debugfs.
652 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
653 struct rt2x00debug_intf *debugfs_intf;
654 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
657 * LED structure for changing the LED status
658 * by mac8011 or the kernel.
660 #ifdef CONFIG_RT2X00_LIB_LEDS
661 struct rt2x00_led led_radio;
662 struct rt2x00_led led_assoc;
663 struct rt2x00_led led_qual;
665 #endif /* CONFIG_RT2X00_LIB_LEDS */
669 * In these flags the current status and some
670 * of the device capabilities are stored.
675 * Chipset identification.
677 struct rt2x00_chip chip;
680 * hw capability specifications.
682 struct hw_mode_spec spec;
685 * This is the default TX/RX antenna setup as indicated
686 * by the device's EEPROM.
688 struct antenna_setup default_ant;
692 * csr.base: CSR base register address. (PCI)
693 * csr.cache: CSR cache for usb_control_msg. (USB)
701 * Mutex to protect register accesses.
702 * For PCI and USB devices it protects against concurrent indirect
703 * register access (BBP, RF, MCU) since accessing those
704 * registers require multiple calls to the CSR registers.
705 * For USB devices it also protects the csr_cache since that
706 * field is used for normal CSR access and it cannot support
707 * multiple callers simultaneously.
709 struct mutex csr_mutex;
712 * Current packet filter configuration for the device.
713 * This contains all currently active FIF_* flags send
714 * to us by mac80211 during configure_filter().
716 unsigned int packet_filter;
720 * - Open ap interface count.
721 * - Open sta interface count.
722 * - Association count.
724 unsigned int intf_ap_count;
725 unsigned int intf_sta_count;
726 unsigned int intf_associated;
739 * Active RF register values.
740 * These are stored here so we don't need
741 * to read the rf registers and can directly
742 * use this value instead.
743 * This field should be accessed by using
744 * rt2x00_rf_read() and rt2x00_rf_write().
754 * Current TX power value.
759 * Current retry values.
765 * Rssi <-> Dbm offset
770 * Frequency offset (for rt61pci & rt73usb).
775 * Low level statistics which will have
776 * to be kept up to date while device is running.
778 struct ieee80211_low_level_stats low_level_stats;
781 * RX configuration information.
783 struct ieee80211_rx_status rx_status;
787 * NOTE: intf_work will use ieee80211_iterate_active_interfaces()
788 * which means it cannot be placed on the hw->workqueue
789 * due to RTNL locking requirements.
791 struct work_struct intf_work;
792 struct work_struct filter_work;
795 * Data queue arrays for RX, TX and Beacon.
796 * The Beacon array also contains the Atim queue
797 * if that is supported by the device.
799 unsigned int data_queues;
800 struct data_queue *rx;
801 struct data_queue *tx;
802 struct data_queue *bcn;
807 const struct firmware *fw;
812 * The RF is being accessed by word index.
814 static inline void rt2x00_rf_read(struct rt2x00_dev *rt2x00dev,
815 const unsigned int word, u32 *data)
817 *data = rt2x00dev->rf[word];
820 static inline void rt2x00_rf_write(struct rt2x00_dev *rt2x00dev,
821 const unsigned int word, u32 data)
823 rt2x00dev->rf[word] = data;
827 * Generic EEPROM access.
828 * The EEPROM is being accessed by word index.
830 static inline void *rt2x00_eeprom_addr(struct rt2x00_dev *rt2x00dev,
831 const unsigned int word)
833 return (void *)&rt2x00dev->eeprom[word];
836 static inline void rt2x00_eeprom_read(struct rt2x00_dev *rt2x00dev,
837 const unsigned int word, u16 *data)
839 *data = le16_to_cpu(rt2x00dev->eeprom[word]);
842 static inline void rt2x00_eeprom_write(struct rt2x00_dev *rt2x00dev,
843 const unsigned int word, u16 data)
845 rt2x00dev->eeprom[word] = cpu_to_le16(data);
851 static inline void rt2x00_set_chip(struct rt2x00_dev *rt2x00dev,
852 const u16 rt, const u16 rf, const u32 rev)
855 "Chipset detected - rt: %04x, rf: %04x, rev: %08x.\n",
858 rt2x00dev->chip.rt = rt;
859 rt2x00dev->chip.rf = rf;
860 rt2x00dev->chip.rev = rev;
863 static inline char rt2x00_rt(const struct rt2x00_chip *chipset, const u16 chip)
865 return (chipset->rt == chip);
868 static inline char rt2x00_rf(const struct rt2x00_chip *chipset, const u16 chip)
870 return (chipset->rf == chip);
873 static inline u32 rt2x00_rev(const struct rt2x00_chip *chipset)
878 static inline u16 rt2x00_check_rev(const struct rt2x00_chip *chipset,
881 return (((chipset->rev & 0xffff0) == rev) &&
882 !!(chipset->rev & 0x0000f));
886 * rt2x00queue_map_txskb - Map a skb into DMA for TX purposes.
887 * @rt2x00dev: Pointer to &struct rt2x00_dev.
888 * @skb: The skb to map.
890 void rt2x00queue_map_txskb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
893 * rt2x00queue_get_queue - Convert queue index to queue pointer
894 * @rt2x00dev: Pointer to &struct rt2x00_dev.
895 * @queue: rt2x00 queue index (see &enum data_queue_qid).
897 struct data_queue *rt2x00queue_get_queue(struct rt2x00_dev *rt2x00dev,
898 const enum data_queue_qid queue);
901 * rt2x00queue_get_entry - Get queue entry where the given index points to.
902 * @queue: Pointer to &struct data_queue from where we obtain the entry.
903 * @index: Index identifier for obtaining the correct index.
905 struct queue_entry *rt2x00queue_get_entry(struct data_queue *queue,
906 enum queue_index index);
909 * Interrupt context handlers.
911 void rt2x00lib_beacondone(struct rt2x00_dev *rt2x00dev);
912 void rt2x00lib_txdone(struct queue_entry *entry,
913 struct txdone_entry_desc *txdesc);
914 void rt2x00lib_rxdone(struct rt2x00_dev *rt2x00dev,
915 struct queue_entry *entry);
920 int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb);
921 int rt2x00mac_start(struct ieee80211_hw *hw);
922 void rt2x00mac_stop(struct ieee80211_hw *hw);
923 int rt2x00mac_add_interface(struct ieee80211_hw *hw,
924 struct ieee80211_if_init_conf *conf);
925 void rt2x00mac_remove_interface(struct ieee80211_hw *hw,
926 struct ieee80211_if_init_conf *conf);
927 int rt2x00mac_config(struct ieee80211_hw *hw, u32 changed);
928 int rt2x00mac_config_interface(struct ieee80211_hw *hw,
929 struct ieee80211_vif *vif,
930 struct ieee80211_if_conf *conf);
931 void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
932 unsigned int changed_flags,
933 unsigned int *total_flags,
934 int mc_count, struct dev_addr_list *mc_list);
935 #ifdef CONFIG_RT2X00_LIB_CRYPTO
936 int rt2x00mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
937 struct ieee80211_vif *vif, struct ieee80211_sta *sta,
938 struct ieee80211_key_conf *key);
940 #define rt2x00mac_set_key NULL
941 #endif /* CONFIG_RT2X00_LIB_CRYPTO */
942 int rt2x00mac_get_stats(struct ieee80211_hw *hw,
943 struct ieee80211_low_level_stats *stats);
944 int rt2x00mac_get_tx_stats(struct ieee80211_hw *hw,
945 struct ieee80211_tx_queue_stats *stats);
946 void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
947 struct ieee80211_vif *vif,
948 struct ieee80211_bss_conf *bss_conf,
950 int rt2x00mac_conf_tx(struct ieee80211_hw *hw, u16 queue,
951 const struct ieee80211_tx_queue_params *params);
954 * Driver allocation handlers.
956 int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev);
957 void rt2x00lib_remove_dev(struct rt2x00_dev *rt2x00dev);
959 int rt2x00lib_suspend(struct rt2x00_dev *rt2x00dev, pm_message_t state);
960 int rt2x00lib_resume(struct rt2x00_dev *rt2x00dev);
961 #endif /* CONFIG_PM */
963 #endif /* RT2X00_H */