C++ (Cpp) rcUpdate_11n Examples

Example #1

File: ratectrl_11n_ln.c Project: CSRedRat/open-ath9k-htc-firmware

static void
ath_rate_tx_complete_11n(struct ath_softc_tgt *sc,
			 struct ath_node_target *an,
			 struct ath_tx_desc *ds,
			 struct ath_rc_series rcs[], 
			 int nframes, int nbad)
{
	int finalTSIdx = ds->ds_txstat.ts_rate;
	int tx_status = 0;

	if ((ds->ds_txstat.ts_status & HAL_TXERR_XRETRY) ||
	    (ds->ds_txstat.ts_status & HAL_TXERR_FIFO) || 
	    (ds->ds_txstat.ts_flags & HAL_TX_DATA_UNDERRUN) ||
	    (ds->ds_txstat.ts_flags & HAL_TX_DELIM_UNDERRUN)) {
		tx_status = 1;
	}

	rcUpdate_11n(sc, an,
		     ds->ds_txstat.ts_antenna, finalTSIdx,
		     tx_status, rcs, nframes , nbad,
		     ds->ds_txstat.ts_longretry);
}

Example #2

File: if_athrate.c Project: jorneytu/wlan

void
ath_rate_tx_complete_11n(struct ath_softc *sc,
                         struct ath_node *an,
                         struct ath_tx_status *ts,
                         struct ath_rc_series rcs[],
                         u_int8_t ac,
                         int nframes,
                         int nbad,
                         int rts_retry_limit)
#endif
{
    int    finalTSIdx = ts->ts_rateindex;
    int    tx_status = 0, is_underrun = 0;
    struct atheros_node    *oan = ATH_NODE_ATHEROS(an);
    struct ath_vap         *avp = oan->avp->athdev_vap;

#ifdef ATH_SUPPORT_TxBF
    if (rcs[0].flags & ATH_RC_SOUNDING_FLAG) {
      /* indicate sounding sent*/ 
      ts->ts_txbfstatus |= TxBF_STATUS_Sounding_Complete;
    }
    if (oan->lastTxmcs0cnt > MCS0_80_PERCENT ){
        /* clear TxBF HW status to avoid trigger sounding*/
        ts->ts_txbfstatus &= ~(AR_TxBF_Valid_HW_Status);
    }
#endif

    if ((avp->av_config.av_fixed_rateset != IEEE80211_FIXED_RATE_NONE)
            || ts->ts_status & HAL_TXERR_FILT) {
        return;
    }

#ifdef ATH_CHAINMASK_SELECT
    if (ts->ts_rssi > 0) {
        ATH_RSSI_LPF(an->an_chainmask_sel.tx_avgrssi,
                             ts->ts_rssi);
    }
#endif

    /*
     * If underrun error is seen assume it as an excessive retry only if prefetch
     * trigger level have reached the max (0x3f for 5416)
     * Adjust the long retry as if the frame was tried ATH_11N_TXMAXTRY times. This
     * affects how ratectrl updates PER for the failed rate.
     */
    if ((HAL_IS_TX_UNDERRUN(ts)) &&
        (ath_hal_gettxtriglevel(sc->sc_ah) >= sc->sc_rc->txTrigLevelMax)) {
        tx_status = 1;
        is_underrun = 1;
    }

    if (ts->ts_status & (HAL_TXERR_XRETRY |HAL_TXERR_FIFO))
    {
        tx_status = 1;
    }

    RcUpdate_TxBF_STATS(sc, rcs, ts);

#ifdef ATH_SUPPORT_VOWEXT
#if ATH_SUPPORT_IQUE
    oan->rcFunc[ac].rcUpdate(sc, an, ts->ts_rssi, ac,
                        finalTSIdx, tx_status, rcs, nframes , nbad,
                        (is_underrun) ? ATH_11N_TXMAXTRY:ts->ts_longretry,
                        0 ,
                        nHeadFail, nTailFail);
#else
    rcUpdate_11n(sc, an, ts->ts_rssi , ac,
                    finalTSIdx, tx_status, rcs, nframes , nbad,
                    (is_underrun) ? ATH_11N_TXMAXTRY:ts->ts_longretry,
                    0 ,
                    nHeadFail, nTailFail);
#endif
#else
#if ATH_SUPPORT_IQUE
    oan->rcFunc[ac].rcUpdate(sc, an, ts->ts_rssi, ac,
                        finalTSIdx, tx_status, rcs, nframes , nbad,
                        (is_underrun) ? ATH_11N_TXMAXTRY:ts->ts_longretry,
                        0 );
#else
    rcUpdate_11n(sc, an, ts->ts_rssi , ac,
                    finalTSIdx, tx_status, rcs, nframes , nbad,
                    (is_underrun) ? ATH_11N_TXMAXTRY:ts->ts_longretry,
                    0 );
#endif

#ifdef ATH_SUPPORT_TxBF
    if (oan->txbf_sounding_request){
        ts->ts_txbfstatus |= TxBF_STATUS_Sounding_Request;
        oan->txbf_sounding_request = 0;
    } else {
        ts->ts_txbfstatus &= ~(TxBF_STATUS_Sounding_Request);
    }
#endif
#endif
}