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Fix TX retry rate handling. tx->linkq is an index to a rate table

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beginning with the highest available rate. Currently we always use
54m for the first retry no matter what AMRR has choosen. Fix this
by setting the index to the next lower rate.

Approved by:	rpaulo (mentor)
Tested by:	Brandon Gooch <jamesbrandongooch at gmail.com>
MFC after:	2 weeks
This commit is contained in:
Bernhard Schmidt 2010-06-14 18:26:10 +00:00
parent 3141712daa
commit 98f4f952f3
1 changed files with 1 additions and 1 deletions
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2
sys/dev/iwn/if_iwn.c
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@ -3007,7 +3007,7 @@ iwn_tx_data(struct iwn_softc *sc, struct mbuf *m, struct ieee80211_node *ni,
txant = IWN_LSB(sc->txchainmask);
tx->rflags |= IWN_RFLAG_ANT(txant);
} else {
tx->linkq = 0;
tx->linkq = IWN_RIDX_OFDM54 - ridx;
flags |= IWN_TX_LINKQ; /* enable MRR */
}