Differential D2655 Diff 7650 sys/dev/ath/if_ath_rx.c

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sys/dev/ath/if_ath_rx.c

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	u_int32_t	u_int32_t
	ath_calcrxfilter(struct ath_softc *sc)	ath_calcrxfilter(struct ath_softc *sc)
	{	{
	struct ifnet *ifp = sc->sc_ifp;	struct ieee80211com *ic = &sc->sc_ic;
	struct ieee80211com *ic = ifp->if_l2com;
	u_int32_t rfilt;	u_int32_t rfilt;

	rfilt = HAL_RX_FILTER_UCAST \| HAL_RX_FILTER_BCAST \| HAL_RX_FILTER_MCAST;	rfilt = HAL_RX_FILTER_UCAST \| HAL_RX_FILTER_BCAST \| HAL_RX_FILTER_MCAST;
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	if (ic->ic_opmode != IEEE80211_M_STA)	if (ic->ic_opmode != IEEE80211_M_STA)
	rfilt \|= HAL_RX_FILTER_PROBEREQ;	rfilt \|= HAL_RX_FILTER_PROBEREQ;
	/* XXX ic->ic_monvaps != 0? */	/* XXX ic->ic_monvaps != 0? */
	if (ic->ic_opmode == IEEE80211_M_MONITOR \|\| (ifp->if_flags & IFF_PROMISC))	if (ic->ic_opmode == IEEE80211_M_MONITOR \|\| ic->ic_promisc > 0)
	rfilt \|= HAL_RX_FILTER_PROM;	rfilt \|= HAL_RX_FILTER_PROM;

	/*	/*
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	int subtype, const struct ieee80211_rx_stats *rxs, int rssi, int nf)	int subtype, const struct ieee80211_rx_stats *rxs, int rssi, int nf)
	{	{
	struct ieee80211vap *vap = ni->ni_vap;	struct ieee80211vap *vap = ni->ni_vap;
	struct ath_softc *sc = vap->iv_ic->ic_ifp->if_softc;	struct ath_softc *sc = vap->iv_ic->ic_softc;
	uint64_t tsf_beacon_old, tsf_beacon;	uint64_t tsf_beacon_old, tsf_beacon;
	uint64_t nexttbtt;	uint64_t nexttbtt;
	int64_t tsf_delta;	int64_t tsf_delta;
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	#ifdef ATH_ENABLE_RADIOTAP_VENDOR_EXT	#ifdef ATH_ENABLE_RADIOTAP_VENDOR_EXT
	static void	static void
	ath_rx_tap_vendor(struct ifnet ifp, struct mbuf m,	ath_rx_tap_vendor(struct ath_softc sc, struct mbuf m,
	const struct ath_rx_status *rs, u_int64_t tsf, int16_t nf)	const struct ath_rx_status *rs, u_int64_t tsf, int16_t nf)
	{	{
	struct ath_softc *sc = ifp->if_softc;

	/* Fill in the extension bitmap */	/* Fill in the extension bitmap */
	sc->sc_rx_th.wr_ext_bitmap = htole32(1 << ATH_RADIOTAP_VENDOR_HEADER);	sc->sc_rx_th.wr_ext_bitmap = htole32(1 << ATH_RADIOTAP_VENDOR_HEADER);
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	#endif /* ATH_ENABLE_RADIOTAP_VENDOR_EXT */	#endif /* ATH_ENABLE_RADIOTAP_VENDOR_EXT */

	static void	static void
	ath_rx_tap(struct ifnet ifp, struct mbuf m,	ath_rx_tap(struct ath_softc sc, struct mbuf m,
	const struct ath_rx_status *rs, u_int64_t tsf, int16_t nf)	const struct ath_rx_status *rs, u_int64_t tsf, int16_t nf)
	{	{
	#define CHAN_HT20 htole32(IEEE80211_CHAN_HT20)	#define CHAN_HT20 htole32(IEEE80211_CHAN_HT20)
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	#define CHAN_HT40U htole32(IEEE80211_CHAN_HT40U)	#define CHAN_HT40U htole32(IEEE80211_CHAN_HT40U)
	#define CHAN_HT40D htole32(IEEE80211_CHAN_HT40D)	#define CHAN_HT40D htole32(IEEE80211_CHAN_HT40D)
	#define CHAN_HT (CHAN_HT20\|CHAN_HT40U\|CHAN_HT40D)	#define CHAN_HT (CHAN_HT20\|CHAN_HT40U\|CHAN_HT40D)
	struct ath_softc *sc = ifp->if_softc;
	const HAL_RATE_TABLE *rt;	const HAL_RATE_TABLE *rt;
	uint8_t rix;	uint8_t rix;

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	else if (IEEE80211_IS_CHAN_HT20(sc->sc_curchan))	else if (IEEE80211_IS_CHAN_HT20(sc->sc_curchan))
	sc->sc_rx_th.wr_chan_flags \|= CHAN_HT20;	sc->sc_rx_th.wr_chan_flags \|= CHAN_HT20;
	} else if (sc->sc_rx_th.wr_rate & IEEE80211_RATE_MCS) { /* HT rate */	} else if (sc->sc_rx_th.wr_rate & IEEE80211_RATE_MCS) { /* HT rate */
	struct ieee80211com *ic = ifp->if_l2com;	struct ieee80211com *ic = &sc->sc_ic;

	if ((rs->rs_flags & HAL_RX_2040) == 0)	if ((rs->rs_flags & HAL_RX_2040) == 0)
	sc->sc_rx_th.wr_chan_flags \|= CHAN_HT20;	sc->sc_rx_th.wr_chan_flags \|= CHAN_HT20;
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	{	{
	uint64_t rstamp;	uint64_t rstamp;
	int len, type;	int len, type;
	struct ifnet *ifp = sc->sc_ifp;	struct ieee80211com *ic = &sc->sc_ic;
	struct ieee80211com *ic = ifp->if_l2com;
	struct ieee80211_node *ni;	struct ieee80211_node *ni;
	int is_good = 0;	int is_good = 0;
	struct ath_rx_edma *re = &sc->sc_rxedma[qtype];	struct ath_rx_edma *re = &sc->sc_rxedma[qtype];
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	rs->rs_keyix-32 : rs->rs_keyix);	rs->rs_keyix-32 : rs->rs_keyix);
	}	}
	}	}
	if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);	counter_u64_add(ic->ic_ierrors, 1);
	rx_error:	rx_error:
	/*	/*
	* Cleanup any pending partial frame.	* Cleanup any pending partial frame.
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	/* NB: bpf needs the mbuf length setup */	/* NB: bpf needs the mbuf length setup */
	len = rs->rs_datalen;	len = rs->rs_datalen;
	m->m_pkthdr.len = m->m_len = len;	m->m_pkthdr.len = m->m_len = len;
	ath_rx_tap(ifp, m, rs, rstamp, nf);	ath_rx_tap(sc, m, rs, rstamp, nf);
	#ifdef ATH_ENABLE_RADIOTAP_VENDOR_EXT	#ifdef ATH_ENABLE_RADIOTAP_VENDOR_EXT
	ath_rx_tap_vendor(ifp, m, rs, rstamp, nf);	ath_rx_tap_vendor(sc, m, rs, rstamp, nf);
	#endif /* ATH_ENABLE_RADIOTAP_VENDOR_EXT */	#endif /* ATH_ENABLE_RADIOTAP_VENDOR_EXT */
	ieee80211_radiotap_rx_all(ic, m);	ieee80211_radiotap_rx_all(ic, m);
	}	}
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	sc->sc_stats.ast_rx_toobig++;	sc->sc_stats.ast_rx_toobig++;
	m_freem(re->m_rxpending);	m_freem(re->m_rxpending);
	}	}
	m->m_pkthdr.rcvif = ifp;
	m->m_pkthdr.len = len;	m->m_pkthdr.len = len;
	re->m_rxpending = m;	re->m_rxpending = m;
	m = NULL;	m = NULL;
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	re->m_rxpending = NULL;	re->m_rxpending = NULL;
	} else {	} else {
	/*	/*
	* Normal single-descriptor receive; setup	* Normal single-descriptor receive; setup packet length.
	* the rcvif and packet length.
	*/	*/
	m->m_pkthdr.rcvif = ifp;
	m->m_pkthdr.len = len;	m->m_pkthdr.len = len;
	}	}

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	rs->rs_antenna \|= 0x4;	rs->rs_antenna \|= 0x4;
	}	}

	if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);
	sc->sc_stats.ast_ant_rx[rs->rs_antenna]++;	sc->sc_stats.ast_ant_rx[rs->rs_antenna]++;

	/*	/*
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	* noise setting is filled in above.	* noise setting is filled in above.
	*/	*/
	if (ieee80211_radiotap_active(ic)) {	if (ieee80211_radiotap_active(ic)) {
	ath_rx_tap(ifp, m, rs, rstamp, nf);	ath_rx_tap(sc, m, rs, rstamp, nf);
	#ifdef ATH_ENABLE_RADIOTAP_VENDOR_EXT	#ifdef ATH_ENABLE_RADIOTAP_VENDOR_EXT
	ath_rx_tap_vendor(ifp, m, rs, rstamp, nf);	ath_rx_tap_vendor(sc, m, rs, rstamp, nf);
	#endif /* ATH_ENABLE_RADIOTAP_VENDOR_EXT */	#endif /* ATH_ENABLE_RADIOTAP_VENDOR_EXT */
	}	}

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	((struct ath_desc *)((caddr_t)(_sc)->sc_rxdma.dd_desc + \	((struct ath_desc *)((caddr_t)(_sc)->sc_rxdma.dd_desc + \
	((_pa) - (_sc)->sc_rxdma.dd_desc_paddr)))	((_pa) - (_sc)->sc_rxdma.dd_desc_paddr)))
	struct ath_buf *bf;	struct ath_buf *bf;
	struct ifnet *ifp = sc->sc_ifp;
	struct ath_hal *ah = sc->sc_ah;	struct ath_hal *ah = sc->sc_ah;
	#ifdef IEEE80211_SUPPORT_SUPERG	#ifdef IEEE80211_SUPPORT_SUPERG
	struct ieee80211com *ic = ifp->if_l2com;	struct ieee80211com *ic = &sc->sc_ic;
	#endif	#endif
	struct ath_desc *ds;	struct ath_desc *ds;
	struct ath_rx_status *rs;	struct ath_rx_status *rs;
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	ATH_PCU_UNLOCK(sc);	ATH_PCU_UNLOCK(sc);
	}	}

	/* XXX check this inside of IF_LOCK? */
	if (resched && (ifp->if_drv_flags & IFF_DRV_OACTIVE) == 0) {
	#ifdef IEEE80211_SUPPORT_SUPERG	#ifdef IEEE80211_SUPPORT_SUPERG
		if (resched)
	ieee80211_ff_age_all(ic, 100);	ieee80211_ff_age_all(ic, 100);
	#endif	#endif
	if (!IFQ_IS_EMPTY(&ifp->if_snd))
	ath_tx_kick(sc);
	}
	#undef PA2DESC

	/*	/*
	* Put the hardware to sleep again if we're done with it.	* Put the hardware to sleep again if we're done with it.
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	sc->sc_rxproc_cnt--;	sc->sc_rxproc_cnt--;
	ATH_PCU_UNLOCK(sc);	ATH_PCU_UNLOCK(sc);
	}	}
		#undef PA2DESC
		opUnsubmitted Not Done Inline Actions Style(9) issue here: please use tabulator instead of space after #undef. op: Style(9) issue here: please use tabulator instead of space after #undef.
	#undef ATH_RX_MAX	#undef ATH_RX_MAX

	/*	/*
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