diff options
author | Oleksij Rempel <linux@rempel-privat.de> | 2014-03-01 20:16:04 (GMT) |
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committer | John W. Linville <linville@tuxdriver.com> | 2014-03-17 17:13:08 (GMT) |
commit | 6a77dd33fcfbfcf48f77fed599a0ce763e65a894 (patch) | |
tree | f497c349eac4a8ac5557b6f988fd9e4b1f3a779f /drivers/net/wireless/ath/ath9k/beacon.c | |
parent | fa7b52fadbbbec855fb13ccc508128f6d234e08d (diff) | |
download | linux-6a77dd33fcfbfcf48f77fed599a0ce763e65a894.tar.xz |
ath9k: remove unused ath9k_get_next_tbtt
Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/beacon.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/beacon.c | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index e188743..471e0f6 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -447,33 +447,6 @@ static void ath9k_beacon_init(struct ath_softc *sc, u32 nexttbtt, ath9k_hw_enable_interrupts(ah); } -/* Calculate the modulo of a 64 bit TSF snapshot with a TU divisor */ -static u32 ath9k_mod_tsf64_tu(u64 tsf, u32 div_tu) -{ - u32 tsf_mod, tsf_hi, tsf_lo, mod_hi, mod_lo; - - tsf_mod = tsf & (BIT(10) - 1); - tsf_hi = tsf >> 32; - tsf_lo = ((u32) tsf) >> 10; - - mod_hi = tsf_hi % div_tu; - mod_lo = ((mod_hi << 22) + tsf_lo) % div_tu; - - return (mod_lo << 10) | tsf_mod; -} - -static u32 ath9k_get_next_tbtt(struct ath_softc *sc, u64 tsf, - unsigned int interval) -{ - struct ath_hw *ah = sc->sc_ah; - unsigned int offset; - - tsf += TU_TO_USEC(FUDGE + ah->config.sw_beacon_response_time); - offset = ath9k_mod_tsf64_tu(tsf, interval); - - return (u32) tsf + TU_TO_USEC(interval) - offset; -} - /* * For multi-bss ap support beacons are either staggered evenly over N slots or * burst together. For the former arrange for the SWBA to be delivered for each |