* [PATCH] ath9k_hw: fix TSF offset calculation
@ 2013-12-20 16:02 Felix Fietkau
0 siblings, 0 replies; only message in thread
From: Felix Fietkau @ 2013-12-20 16:02 UTC (permalink / raw)
To: linux-wireless; +Cc: linville
Since the unit is microseconds and not milliseconds, tv_sec needs to be
multiplied by 1000000, not 1000.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
drivers/net/wireless/ath/ath9k/hw.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 160be02..8e24303 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -1865,7 +1865,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
/* Save TSF before chip reset, a cold reset clears it */
tsf = ath9k_hw_gettsf64(ah);
getrawmonotonic(&ts);
- usec = ts.tv_sec * 1000 + ts.tv_nsec / 1000;
+ usec = ts.tv_sec * 1000000ULL + ts.tv_nsec / 1000;
saveLedState = REG_READ(ah, AR_CFG_LED) &
(AR_CFG_LED_ASSOC_CTL | AR_CFG_LED_MODE_SEL |
@@ -1899,7 +1899,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
/* Restore TSF */
getrawmonotonic(&ts);
- usec = ts.tv_sec * 1000 + ts.tv_nsec / 1000 - usec;
+ usec = ts.tv_sec * 1000000ULL + ts.tv_nsec / 1000 - usec;
ath9k_hw_settsf64(ah, tsf + usec);
if (AR_SREV_9280_20_OR_LATER(ah))
--
1.8.3.4 (Apple Git-47)
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