Date: Tue, 23 Aug 2011 16:05:18 +0800 From: Kang Yin Su <cantona@cantona.net> To: freebsd-wireless@freebsd.org Subject: [PATCH] AR5416 BEACON TIMER Message-ID: <CAHjFwoBqRpkUODu%2BCKaGU9U89akGSMO6=M8M_p-1iC1Y9y3a6Q@mail.gmail.com>
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[-- Attachment #1 --] Hi all, Patch for AR5416 - Shift the timer value from 1/8 TU directly to USEC. - Correct AR_NEXT_TBTT from 1 TU to USEC Regards, Yin Adrian Chadd <adrian@freebsd.org> On Tue, Aug 23, 2011 at 3:53 PM, Adrian Chadd <adrian@freebsd.org> wrote: > Cool, thanks. :) > > And please forward your latest patch. :) I'll commit it tonight or > tomorrow. > > > ADrian > > [-- Attachment #2 --] Index: sys/dev/ath/ath_hal/ar5416/ar5416_beacon.c =================================================================== --- sys/dev/ath/ath_hal/ar5416/ar5416_beacon.c (revision 225075) +++ sys/dev/ath/ath_hal/ar5416/ar5416_beacon.c (working copy) @@ -26,6 +26,7 @@ #include "ar5416/ar5416phy.h" #define TU_TO_USEC(_tu) ((_tu) << 10) +#define ONE_EIGHTH_TU_TO_USEC(_tu8) ((_tu8) << 7) /* * Initialize all of the hardware registers used to @@ -38,8 +39,8 @@ uint32_t bperiod; OS_REG_WRITE(ah, AR_NEXT_TBTT, TU_TO_USEC(bt->bt_nexttbtt)); - OS_REG_WRITE(ah, AR_NEXT_DBA, TU_TO_USEC(bt->bt_nextdba) >> 3); - OS_REG_WRITE(ah, AR_NEXT_SWBA, TU_TO_USEC(bt->bt_nextswba) >> 3); + OS_REG_WRITE(ah, AR_NEXT_DBA, ONE_EIGHTH_TU_TO_USEC(bt->bt_nextdba)); + OS_REG_WRITE(ah, AR_NEXT_SWBA, ONE_EIGHTH_TU_TO_USEC(bt->bt_nextswba)); OS_REG_WRITE(ah, AR_NEXT_NDP, TU_TO_USEC(bt->bt_nextatim)); bperiod = TU_TO_USEC(bt->bt_intval & HAL_BEACON_PERIOD); @@ -144,7 +145,7 @@ /* NB: no cfp setting since h/w automatically takes care */ - OS_REG_WRITE(ah, AR_NEXT_TBTT, bs->bs_nexttbtt); + OS_REG_WRITE(ah, AR_NEXT_TBTT, TU_TO_USEC(bs->bs_nexttbtt)); /* * Start the beacon timers by setting the BEACON registerhelp
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