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: Data structures and definitions for the rt2x00lib module.
29 #include "rt2x00dump.h"
33 * Both the link tuner as the rfkill will be called once per second.
35 #define LINK_TUNE_INTERVAL ( round_jiffies_relative(HZ) )
36 #define RFKILL_POLL_INTERVAL ( round_jiffies_relative(HZ) )
39 * rt2x00_rate: Per rate device information
43 #define DEV_RATE_CCK 0x0001
44 #define DEV_RATE_OFDM 0x0002
45 #define DEV_RATE_SHORT_PREAMBLE 0x0004
47 unsigned short bitrate; /* In 100kbit/s */
48 unsigned short ratemask;
53 extern const struct rt2x00_rate rt2x00_supported_rates[12];
55 static inline u16 rt2x00_create_rate_hw_value(const u16 index,
56 const u16 short_preamble)
58 return (short_preamble << 8) | (index & 0xff);
61 static inline const struct rt2x00_rate *rt2x00_get_rate(const u16 hw_value)
63 return &rt2x00_supported_rates[hw_value & 0xff];
66 static inline int rt2x00_get_rate_preamble(const u16 hw_value)
68 return (hw_value & 0xff00);
72 * Radio control handlers.
74 int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev);
75 void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev);
76 void rt2x00lib_toggle_rx(struct rt2x00_dev *rt2x00dev, enum dev_state state);
77 void rt2x00lib_reset_link_tuner(struct rt2x00_dev *rt2x00dev);
80 * Initialization handlers.
82 int rt2x00lib_start(struct rt2x00_dev *rt2x00dev);
83 void rt2x00lib_stop(struct rt2x00_dev *rt2x00dev);
86 * Configuration handlers.
88 void rt2x00lib_config_intf(struct rt2x00_dev *rt2x00dev,
89 struct rt2x00_intf *intf,
90 enum nl80211_iftype type,
92 void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev,
93 struct rt2x00_intf *intf,
94 struct ieee80211_bss_conf *conf);
95 void rt2x00lib_config_antenna(struct rt2x00_dev *rt2x00dev,
96 struct antenna_setup *ant);
97 void rt2x00lib_config(struct rt2x00_dev *rt2x00dev,
98 struct ieee80211_conf *conf,
99 const unsigned int changed_flags);
102 * DOC: Queue handlers
106 * rt2x00queue_alloc_rxskb - allocate a skb for RX purposes.
107 * @rt2x00dev: Pointer to &struct rt2x00_dev.
108 * @queue: The queue for which the skb will be applicable.
110 struct sk_buff *rt2x00queue_alloc_rxskb(struct rt2x00_dev *rt2x00dev,
111 struct queue_entry *entry);
114 * rt2x00queue_unmap_skb - Unmap a skb from DMA.
115 * @rt2x00dev: Pointer to &struct rt2x00_dev.
116 * @skb: The skb to unmap.
118 void rt2x00queue_unmap_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
121 * rt2x00queue_free_skb - free a skb
122 * @rt2x00dev: Pointer to &struct rt2x00_dev.
123 * @skb: The skb to free.
125 void rt2x00queue_free_skb(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb);
128 * rt2x00queue_write_tx_frame - Write TX frame to hardware
129 * @queue: Queue over which the frame should be send
130 * @skb: The skb to send
132 int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb);
135 * rt2x00queue_update_beacon - Send new beacon from mac80211 to hardware
136 * @rt2x00dev: Pointer to &struct rt2x00_dev.
137 * @vif: Interface for which the beacon should be updated.
139 int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev,
140 struct ieee80211_vif *vif);
143 * rt2x00queue_index_inc - Index incrementation function
144 * @queue: Queue (&struct data_queue) to perform the action on.
145 * @index: Index type (&enum queue_index) to perform the action on.
147 * This function will increase the requested index on the queue,
148 * it will grab the appropriate locks and handle queue overflow events by
149 * resetting the index to the start of the queue.
151 void rt2x00queue_index_inc(struct data_queue *queue, enum queue_index index);
154 * rt2x00queue_init_queues - Initialize all data queues
155 * @rt2x00dev: Pointer to &struct rt2x00_dev.
157 * This function will loop through all available queues to clear all
158 * index numbers and set the queue entry to the correct initialization
161 void rt2x00queue_init_queues(struct rt2x00_dev *rt2x00dev);
163 int rt2x00queue_initialize(struct rt2x00_dev *rt2x00dev);
164 void rt2x00queue_uninitialize(struct rt2x00_dev *rt2x00dev);
165 int rt2x00queue_allocate(struct rt2x00_dev *rt2x00dev);
166 void rt2x00queue_free(struct rt2x00_dev *rt2x00dev);
171 #ifdef CONFIG_RT2X00_LIB_FIRMWARE
172 int rt2x00lib_load_firmware(struct rt2x00_dev *rt2x00dev);
173 void rt2x00lib_free_firmware(struct rt2x00_dev *rt2x00dev);
175 static inline int rt2x00lib_load_firmware(struct rt2x00_dev *rt2x00dev)
179 static inline void rt2x00lib_free_firmware(struct rt2x00_dev *rt2x00dev)
182 #endif /* CONFIG_RT2X00_LIB_FIRMWARE */
187 #ifdef CONFIG_RT2X00_LIB_DEBUGFS
188 void rt2x00debug_register(struct rt2x00_dev *rt2x00dev);
189 void rt2x00debug_deregister(struct rt2x00_dev *rt2x00dev);
190 void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
191 enum rt2x00_dump_type type, struct sk_buff *skb);
192 void rt2x00debug_update_crypto(struct rt2x00_dev *rt2x00dev,
193 enum cipher cipher, enum rx_crypto status);
195 static inline void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
199 static inline void rt2x00debug_deregister(struct rt2x00_dev *rt2x00dev)
203 static inline void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
204 enum rt2x00_dump_type type,
209 static inline void rt2x00debug_update_crypto(struct rt2x00_dev *rt2x00dev,
211 enum rx_crypto status)
214 #endif /* CONFIG_RT2X00_LIB_DEBUGFS */
219 #ifdef CONFIG_RT2X00_LIB_CRYPTO
220 enum cipher rt2x00crypto_key_to_cipher(struct ieee80211_key_conf *key);
221 void rt2x00crypto_create_tx_descriptor(struct queue_entry *entry,
222 struct txentry_desc *txdesc);
223 unsigned int rt2x00crypto_tx_overhead(struct ieee80211_tx_info *tx_info);
224 void rt2x00crypto_tx_copy_iv(struct sk_buff *skb, unsigned int iv_len);
225 void rt2x00crypto_tx_remove_iv(struct sk_buff *skb, unsigned int iv_len);
226 void rt2x00crypto_tx_insert_iv(struct sk_buff *skb);
227 void rt2x00crypto_rx_insert_iv(struct sk_buff *skb, unsigned int align,
228 unsigned int header_length,
229 struct rxdone_entry_desc *rxdesc);
231 static inline enum cipher rt2x00crypto_key_to_cipher(struct ieee80211_key_conf *key)
236 static inline void rt2x00crypto_create_tx_descriptor(struct queue_entry *entry,
237 struct txentry_desc *txdesc)
241 static inline unsigned int rt2x00crypto_tx_overhead(struct ieee80211_tx_info *tx_info)
246 static inline void rt2x00crypto_tx_copy_iv(struct sk_buff *skb,
251 static inline void rt2x00crypto_tx_remove_iv(struct sk_buff *skb,
256 static inline void rt2x00crypto_tx_insert_iv(struct sk_buff *skb)
260 static inline void rt2x00crypto_rx_insert_iv(struct sk_buff *skb,
262 unsigned int header_length,
263 struct rxdone_entry_desc *rxdesc)
266 #endif /* CONFIG_RT2X00_LIB_CRYPTO */
271 #ifdef CONFIG_RT2X00_LIB_RFKILL
272 void rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev);
273 void rt2x00rfkill_unregister(struct rt2x00_dev *rt2x00dev);
274 void rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev);
275 void rt2x00rfkill_free(struct rt2x00_dev *rt2x00dev);
277 static inline void rt2x00rfkill_register(struct rt2x00_dev *rt2x00dev)
281 static inline void rt2x00rfkill_unregister(struct rt2x00_dev *rt2x00dev)
285 static inline void rt2x00rfkill_allocate(struct rt2x00_dev *rt2x00dev)
289 static inline void rt2x00rfkill_free(struct rt2x00_dev *rt2x00dev)
292 #endif /* CONFIG_RT2X00_LIB_RFKILL */
297 #ifdef CONFIG_RT2X00_LIB_LEDS
298 void rt2x00leds_led_quality(struct rt2x00_dev *rt2x00dev, int rssi);
299 void rt2x00led_led_activity(struct rt2x00_dev *rt2x00dev, bool enabled);
300 void rt2x00leds_led_assoc(struct rt2x00_dev *rt2x00dev, bool enabled);
301 void rt2x00leds_led_radio(struct rt2x00_dev *rt2x00dev, bool enabled);
302 void rt2x00leds_register(struct rt2x00_dev *rt2x00dev);
303 void rt2x00leds_unregister(struct rt2x00_dev *rt2x00dev);
304 void rt2x00leds_suspend(struct rt2x00_dev *rt2x00dev);
305 void rt2x00leds_resume(struct rt2x00_dev *rt2x00dev);
307 static inline void rt2x00leds_led_quality(struct rt2x00_dev *rt2x00dev,
312 static inline void rt2x00led_led_activity(struct rt2x00_dev *rt2x00dev,
317 static inline void rt2x00leds_led_assoc(struct rt2x00_dev *rt2x00dev,
322 static inline void rt2x00leds_led_radio(struct rt2x00_dev *rt2x00dev,
327 static inline void rt2x00leds_register(struct rt2x00_dev *rt2x00dev)
331 static inline void rt2x00leds_unregister(struct rt2x00_dev *rt2x00dev)
335 static inline void rt2x00leds_suspend(struct rt2x00_dev *rt2x00dev)
339 static inline void rt2x00leds_resume(struct rt2x00_dev *rt2x00dev)
342 #endif /* CONFIG_RT2X00_LIB_LEDS */
344 #endif /* RT2X00LIB_H */