diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/recv.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/recv.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c index 5567517aa64..5e046b58ad9 100644 --- a/drivers/net/wireless/ath/ath9k/recv.c +++ b/drivers/net/wireless/ath/ath9k/recv.c @@ -560,7 +560,8 @@ static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb) hdr = (struct ieee80211_hdr *)skb->data; /* Process Beacon and CAB receive in PS state */ - if (ieee80211_is_beacon(hdr->frame_control)) + if ((sc->sc_flags & SC_OP_WAIT_FOR_BEACON) && + ieee80211_is_beacon(hdr->frame_control)) ath_rx_ps_beacon(sc, skb); else if ((sc->sc_flags & SC_OP_WAIT_FOR_CAB) && (ieee80211_is_data(hdr->frame_control) || @@ -574,6 +575,16 @@ static void ath_rx_ps(struct ath_softc *sc, struct sk_buff *skb) * point. */ ath_rx_ps_back_to_sleep(sc); + } else if ((sc->sc_flags & SC_OP_WAIT_FOR_PSPOLL_DATA) && + !is_multicast_ether_addr(hdr->addr1) && + !ieee80211_has_morefrags(hdr->frame_control)) { + sc->sc_flags &= ~SC_OP_WAIT_FOR_PSPOLL_DATA; + DPRINTF(sc, ATH_DBG_PS, "Going back to sleep after having " + "received PS-Poll data (0x%x)\n", + sc->sc_flags & (SC_OP_WAIT_FOR_BEACON | + SC_OP_WAIT_FOR_CAB | + SC_OP_WAIT_FOR_PSPOLL_DATA | + SC_OP_WAIT_FOR_TX_ACK)); } } @@ -798,7 +809,8 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush) sc->rx.rxotherant = 0; } - if (unlikely(sc->sc_flags & SC_OP_WAIT_FOR_BEACON)) + if (unlikely(sc->sc_flags & (SC_OP_WAIT_FOR_BEACON | + SC_OP_WAIT_FOR_PSPOLL_DATA))) ath_rx_ps(sc, skb); ath_rx_send_to_mac80211(sc, skb, &rx_status); |