> > Hi everybody!
> >
> > My wireless card is AR9280. I set the IEEE80211_TX_CTL_NO_ACK flag
before
> > send a packet, but found it no use. It still wait for an ACK. Then I
read
> > the code,
>
> may be any of the following hacks may work ?
Sorry, I didn't make it clear! My 9280 is an USB card, and the send
function is ath9k_htc_tx_data, there is no corresponding flag.
>
> @@ -1039,6 +1039,9 @@ static void ath_tx_fill_desc(struct ath_softc
> *sc, struct ath_buf *bf,
> info.qcu = txq->axq_qnum;
>
> info.flags = ATH9K_TXDESC_INTREQ;
> +
> + info.flags |= ATH9K_TXDESC_NOACK;
> +
> if (tx_info->flags & IEEE80211_TX_CTL_NO_ACK)
> info.flags |= ATH9K_TXDESC_NOACK;
> if (tx_info->flags & IEEE80211_TX_CTL_LDPC)
>
> (or)
>
> diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
> index edcd1c7..0454dee 100644
> --- a/net/mac80211/tx.c
> +++ b/net/mac80211/tx.c
> @@ -1185,6 +1185,8 @@ ieee80211_tx_prepare(struct ieee80211_sub_if_data
> *sdata,
> } else
> tx->flags |= IEEE80211_TX_UNICAST;
>
> + info->flags |= IEEE80211_TX_CTL_NO_ACK;
> +
> if (!(info->flags & IEEE80211_TX_CTL_DONTFRAG)) {
> if (!(tx->flags & IEEE80211_TX_UNICAST) ||
> skb->len + FCS_LEN <= local->hw.wiphy->frag_threshold
||
>
>
>
> --
> shafi
> --
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