diff options
Diffstat (limited to 'drivers/net/wireless/ath9k/recv.c')
| -rw-r--r-- | drivers/net/wireless/ath9k/recv.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath9k/recv.c b/drivers/net/wireless/ath9k/recv.c index 6eae2542392..743ad228b83 100644 --- a/drivers/net/wireless/ath9k/recv.c +++ b/drivers/net/wireless/ath9k/recv.c @@ -55,6 +55,28 @@ static void ath_rx_buf_link(struct ath_softc *sc, struct ath_buf *bf) ath9k_hw_rxena(ah); } +static void ath_setdefantenna(struct ath_softc *sc, u32 antenna) +{ + /* XXX block beacon interrupts */ + ath9k_hw_setantenna(sc->sc_ah, antenna); + sc->sc_defant = antenna; + sc->sc_rxotherant = 0; +} + +/* + * Extend 15-bit time stamp from rx descriptor to + * a full 64-bit TSF using the current h/w TSF. +*/ +static u64 ath_extend_tsf(struct ath_softc *sc, u32 rstamp) +{ + u64 tsf; + + tsf = ath9k_hw_gettsf64(sc->sc_ah); + if ((tsf & 0x7fff) < rstamp) + tsf -= 0x8000; + return (tsf & ~0x7fff) | rstamp; +} + static struct sk_buff *ath_rxbuf_alloc(struct ath_softc *sc, u32 len) { struct sk_buff *skb; |