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authorGeorge <george0505@realtek.com>2011-09-03 10:58:47 -0500
committerJohn W. Linville <linville@tuxdriver.com>2011-09-13 14:18:38 -0400
commit3401dc6eba788ebc7c14ce51018d775b1c263399 (patch)
tree0f0e51c043b53d0fb056abcc676fb4bae42eeb90
parent0e4660cbe51276e86dbdab17228733dbcdb49249 (diff)
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rtlwifi: rtl8192su: Fix problem connecting to HT-enabled AP
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>
-rw-r--r--drivers/net/wireless/rtlwifi/rtl8192cu/trx.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
index 906e7aa55bc3..3e52a5496224 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
@@ -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);