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Fix for r1106. Perform HAL reset twice, once with chanchange = TRUE and once without.

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git-svn-id: http://madwifi-project.org/svn/madwifi/trunk@2831 0192ed92-7a03-0410-a25b-9323aeb14dbd
This commit is contained in:
mtaylor 2007-11-05 23:18:44 +00:00
parent 39aeb2e4e2
commit 1d4d9ddb6b
1 changed files with 9 additions and 2 deletions
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11
ath/if_ath.c
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@ -7905,12 +7905,19 @@ ath_chan_set(struct ath_softc *sc, struct ieee80211_channel *chan)
else
ath_hal_setcoverageclass(sc->sc_ah, ic->ic_coverageclass, 0);
if (!ath_hal_reset(ah, sc->sc_opmode, &hchan, AH_TRUE, &status)) {
/* MT: ath_hal_reset with chanchange = AH_TRUE doesn't seem to
* completely reset the state of the card. According to
* reports from ticket #1106, kismet and aircrack people they
* needed to do the reset with chanchange = AH_FALSE in order
* to receive traffic when peforming high velocity channel
* changes. */
if (!ath_hal_reset(ah, sc->sc_opmode, &hchan, AH_TRUE, &status) ||
!ath_hal_reset(ah, sc->sc_opmode, &hchan, AH_FALSE, &status)) {
printk("%s: %s: unable to reset channel %u (%u MHz) "
"flags 0x%x '%s' (HAL status %u)\n",
DEV_NAME(dev), __func__,
ieee80211_chan2ieee(ic, chan), chan->ic_freq,
hchan.channelFlags,
hchan.channelFlags,
ath_get_hal_status_desc(status), status);
return -EIO;
}