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rtlwifi: rtl8192su: Fix problem connecting to HT-enabled AP

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The driver fails to connect to 802.11n-enabled APs. The patch fixes
Bug #42262.

Signed-off-by: George <george0505@realtek.com>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@kernel.org>        [2.6.39+]
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
George 2011-09-03 10:58:47 -05:00 committed by John W. Linville
parent 0e4660cbe5
commit 3401dc6eba
1 changed files with 6 additions and 5 deletions
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11
drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
View file

@ -549,15 +549,16 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw,
(tcb_desc->rts_use_shortpreamble ? 1 : 0)
: (tcb_desc->rts_use_shortgi ? 1 : 0)));
if (mac->bw_40) {
if (tcb_desc->packet_bw) {
if (rate_flag & IEEE80211_TX_RC_DUP_DATA) {
SET_TX_DESC_DATA_BW(txdesc, 1);
SET_TX_DESC_DATA_SC(txdesc, 3);
} else if(rate_flag & IEEE80211_TX_RC_40_MHZ_WIDTH){
SET_TX_DESC_DATA_BW(txdesc, 1);
SET_TX_DESC_DATA_SC(txdesc, mac->cur_40_prime_sc);
} else {
SET_TX_DESC_DATA_BW(txdesc, 0);
if (rate_flag & IEEE80211_TX_RC_DUP_DATA)
SET_TX_DESC_DATA_SC(txdesc,
mac->cur_40_prime_sc);
}
SET_TX_DESC_DATA_SC(txdesc, 0);
}
} else {
SET_TX_DESC_DATA_BW(txdesc, 0);
SET_TX_DESC_DATA_SC(txdesc, 0);