2013-12-09 22:37:52

by Lorenzo Bianconi

[permalink] [raw]
Subject: [PATCH] ath9k: initialize retry chain flags in tx99 code

Initialize first chain flags in ath9k_build_tx99_skb() according to
configured channel mode and channel width

Signed-off-by: Lorenzo Bianconi <[email protected]>
---
drivers/net/wireless/ath/ath9k/tx99.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/ath/ath9k/tx99.c b/drivers/net/wireless/ath/ath9k/tx99.c
index 57d7757..b686a74 100644
--- a/drivers/net/wireless/ath/ath9k/tx99.c
+++ b/drivers/net/wireless/ath/ath9k/tx99.c
@@ -48,7 +48,9 @@ static struct sk_buff *ath9k_build_tx99_skb(struct ath_softc *sc)
0x02, 0x23, 0x23, 0xab, 0x63, 0x89, 0x51, 0xb3,
0xe7, 0x8b, 0x72, 0x90, 0x4c, 0xe8, 0xfb, 0xc0};
u32 len = 1200;
+ struct ieee80211_tx_rate *rate;
struct ieee80211_hw *hw = sc->hw;
+ struct ath_hw *ah = sc->sc_ah;
struct ieee80211_hdr *hdr;
struct ieee80211_tx_info *tx_info;
struct sk_buff *skb;
@@ -73,10 +75,16 @@ static struct sk_buff *ath9k_build_tx99_skb(struct ath_softc *sc)

tx_info = IEEE80211_SKB_CB(skb);
memset(tx_info, 0, sizeof(*tx_info));
+ rate = &tx_info->control.rates[0];
tx_info->band = hw->conf.chandef.chan->band;
tx_info->flags = IEEE80211_TX_CTL_NO_ACK;
tx_info->control.vif = sc->tx99_vif;
- tx_info->control.rates[0].count = 1;
+ rate->count = 1;
+ if (ah->curchan && IS_CHAN_HT(ah->curchan)) {
+ rate->flags |= IEEE80211_TX_RC_MCS;
+ if (IS_CHAN_HT40(ah->curchan))
+ rate->flags |= IEEE80211_TX_RC_40_MHZ_WIDTH;
+ }

memcpy(skb->data + sizeof(*hdr), PN9Data, sizeof(PN9Data));

--
1.8.3.2