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ath5k: always extend rx timestamp with tsf

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always extend the rx timestamp with the local TSF, since this information is
also needed for proper IBSS merging. this is done in the tasklet for now, maybe
has to be moved to the interrupt handler like in madwifi.

drivers/net/wireless/ath5k/base.c:      Changes-licensed-under: 3-Clause-BSD

Signed-off-by: Bruno Randolf <bruno@thinktube.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Bruno Randolf 2008-01-21 11:09:46 +09:00 committed by David S. Miller
parent 6d91e1d808
commit c0e1899bdb
1 changed files with 12 additions and 5 deletions
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17
drivers/net/wireless/ath5k/base.c
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@ -1775,11 +1775,18 @@ ath5k_tasklet_rx(unsigned long data)
skb_pull(skb, pad); skb_pull(skb, pad);
} }
if (sc->opmode == IEEE80211_IF_TYPE_MNTR) /*
rxs.mactime = ath5k_extend_tsf(sc->ah, * always extend the mac timestamp, since this information is
ds->ds_rxstat.rs_tstamp); * also needed for proper IBSS merging.
else *
rxs.mactime = ds->ds_rxstat.rs_tstamp; * XXX: it might be too late to do it here, since rs_tstamp is
* 15bit only. that means TSF extension has to be done within
* 32768usec (about 32ms). it might be necessary to move this to
* the interrupt handler, like it is done in madwifi.
*/
rxs.mactime = ath5k_extend_tsf(sc->ah, ds->ds_rxstat.rs_tstamp);
rxs.flag |= RX_FLAG_TSFT;
rxs.freq = sc->curchan->freq; rxs.freq = sc->curchan->freq;
rxs.channel = sc->curchan->chan; rxs.channel = sc->curchan->chan;
rxs.phymode = sc->curmode; rxs.phymode = sc->curmode;