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Make the HT rate duration calculation work for MCS rates > 15.

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Adrian Chadd 2013-05-20 07:10:43 +00:00
parent 025069f984
commit 5b66d8a5ad
1 changed files with 2 additions and 2 deletions
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4
sys/dev/ath/ath_hal/ah.c
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@ -327,9 +327,9 @@ ath_computedur_ht(uint32_t frameLen, uint16_t rate, int streams,
KASSERT((rate &~ IEEE80211_RATE_MCS) < 31, ("bad mcs 0x%x", rate));
if (isht40)
bitsPerSymbol = ht40_bps[rate & 0xf];
bitsPerSymbol = ht40_bps[rate & 0x1f];
else
bitsPerSymbol = ht20_bps[rate & 0xf];
bitsPerSymbol = ht20_bps[rate & 0x1f];
numBits = OFDM_PLCP_BITS + (frameLen << 3);
numSymbols = howmany(numBits, bitsPerSymbol);
if (isShortGI)