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ath5k: Increase "fudge" for beacon timers 

We use FUDGE to make sure the next TBTT is ahead of the current TU.
Since we later substract AR5K_TUNE_SW_BEACON_RESP (10) in the timer
configuration we need to make sure it is bigger than that.

Signed-off-by: Bruno Randolf <br1@einfach.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Bruno Randolf 2010-09-27 12:22:26 +09:00 committed by John W. Linville
parent 7f89612601
commit 11f21df36c
1 changed files with 5 additions and 2 deletions
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7
drivers/net/wireless/ath/ath5k/base.c
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@ -1886,8 +1886,11 @@ ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf)
hw_tsf = ath5k_hw_get_tsf64(ah);
hw_tu = TSF_TO_TU(hw_tsf);
#define FUDGE 3
/* we use FUDGE to make sure the next TBTT is ahead of the current TU */
#define FUDGE AR5K_TUNE_SW_BEACON_RESP + 3
/* We use FUDGE to make sure the next TBTT is ahead of the current TU.
* Since we later substract AR5K_TUNE_SW_BEACON_RESP (10) in the timer
* configuration we need to make sure it is bigger than that. */
if (bc_tsf == -1) {
/*
* no beacons received, called internally.