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rt2x00: Move link tuning into seperate file

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Move link and antenna tuning into a seperate file named rt2x00link.c,
this makes the interface to the link tuner a lot cleaner.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ivo van Doorn
2008-12-20 10:53:29 +01:00
committed by John W. Linville
parent 7d7f19ccb7
commit 84e3196ff8
7 changed files with 494 additions and 331 deletions
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81
drivers/net/wireless/rt2x00/rt2x00lib.h
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@ -63,7 +63,6 @@ static inline const struct rt2x00_rate *rt2x00_get_rate(const u16 hw_value)
int rt2x00lib_enable_radio(struct rt2x00_dev *rt2x00dev);
void rt2x00lib_disable_radio(struct rt2x00_dev *rt2x00dev);
void rt2x00lib_toggle_rx(struct rt2x00_dev *rt2x00dev, enum dev_state state);
void rt2x00lib_reset_link_tuner(struct rt2x00_dev *rt2x00dev);
/*
* Initialization handlers.
@ -154,6 +153,81 @@ void rt2x00queue_uninitialize(struct rt2x00_dev *rt2x00dev);
int rt2x00queue_allocate(struct rt2x00_dev *rt2x00dev);
void rt2x00queue_free(struct rt2x00_dev *rt2x00dev);
/**
* rt2x00link_update_stats - Update link statistics from RX frame
* @rt2x00dev: Pointer to &struct rt2x00_dev.
* @skb: Received frame
* @rxdesc: Received frame descriptor
*
* Update link statistics based on the information from the
* received frame descriptor.
*/
void rt2x00link_update_stats(struct rt2x00_dev *rt2x00dev,
struct sk_buff *skb,
struct rxdone_entry_desc *rxdesc);
/**
* rt2x00link_calculate_signal - Calculate signal quality
* @rt2x00dev: Pointer to &struct rt2x00_dev.
* @rssi: RX Frame RSSI
*
* Calculate the signal quality of a frame based on the rssi
* measured during the receiving of the frame and the global
* link quality statistics measured since the start of the
* link tuning. The result is a value between 0 and 100 which
* is an indication of the signal quality.
*/
int rt2x00link_calculate_signal(struct rt2x00_dev *rt2x00dev, int rssi);
/**
* rt2x00link_start_tuner - Start periodic link tuner work
* @rt2x00dev: Pointer to &struct rt2x00_dev.
*
* This start the link tuner periodic work, this work will
* be executed periodically until &rt2x00link_stop_tuner has
* been called.
*/
void rt2x00link_start_tuner(struct rt2x00_dev *rt2x00dev);
/**
* rt2x00link_stop_tuner - Stop periodic link tuner work
* @rt2x00dev: Pointer to &struct rt2x00_dev.
*
* After this function completed the link tuner will not
* be running until &rt2x00link_start_tuner is called.
*/
void rt2x00link_stop_tuner(struct rt2x00_dev *rt2x00dev);
/**
* rt2x00link_reset_tuner - Reset periodic link tuner work
* @rt2x00dev: Pointer to &struct rt2x00_dev.
* @antenna: Should the antenna tuning also be reset
*
* The VGC limit configured in the hardware will be reset to 0
* which forces the driver to rediscover the correct value for
* the current association. This is needed when configuration
* options have changed which could drastically change the
* SNR level or link quality (i.e. changing the antenna setting).
*
* Resetting the link tuner will also cause the periodic work counter
* to be reset. Any driver which has a fixed limit on the number
* of rounds the link tuner is supposed to work will accept the
* tuner actions again if this limit was previously reached.
*
* If @antenna is set to true a the software antenna diversity
* tuning will also be reset.
*/
void rt2x00link_reset_tuner(struct rt2x00_dev *rt2x00dev, bool antenna);
/**
* rt2x00link_register - Initialize link tuning functionality
* @rt2x00dev: Pointer to &struct rt2x00_dev.
*
* Initialize work structure and all link tuning related
* paramters. This will not start the link tuning process itself.
*/
void rt2x00link_register(struct rt2x00_dev *rt2x00dev);
/*
* Firmware handlers.
*/
@ -179,7 +253,7 @@ void rt2x00debug_deregister(struct rt2x00_dev *rt2x00dev);
void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
enum rt2x00_dump_type type, struct sk_buff *skb);
void rt2x00debug_update_crypto(struct rt2x00_dev *rt2x00dev,
enum cipher cipher, enum rx_crypto status);
struct rxdone_entry_desc *rxdesc);
#else
static inline void rt2x00debug_register(struct rt2x00_dev *rt2x00dev)
{
@ -196,8 +270,7 @@ static inline void rt2x00debug_dump_frame(struct rt2x00_dev *rt2x00dev,
}
static inline void rt2x00debug_update_crypto(struct rt2x00_dev *rt2x00dev,
enum cipher cipher,
enum rx_crypto status)
struct rxdone_entry_desc *rxdesc)
{
}
#endif /* CONFIG_RT2X00_LIB_DEBUGFS */