Differential D2655 Diff 5946 sys/dev/ath/if_ath_tx_edma.c

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sys/dev/ath/if_ath_tx_edma.c

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/*		/*
* Drain all TXQs, potentially after completing the existing completed		* Drain all TXQs, potentially after completing the existing completed
* frames.		* frames.
*/		*/
static void		static void
ath_edma_tx_drain(struct ath_softc *sc, ATH_RESET_TYPE reset_type)		ath_edma_tx_drain(struct ath_softc *sc, ATH_RESET_TYPE reset_type)
{		{
struct ifnet *ifp = sc->sc_ifp;
int i;		int i;

DPRINTF(sc, ATH_DEBUG_RESET, "%s: called\n", __func__);		DPRINTF(sc, ATH_DEBUG_RESET, "%s: called\n", __func__);

(void) ath_stoptxdma(sc);		(void) ath_stoptxdma(sc);

/*		/*
* If reset type is noloss, the TX FIFO needs to be serviced		* If reset type is noloss, the TX FIFO needs to be serviced
Show All 25 Lines	for (i = 0; i < HAL_NUM_TX_QUEUES; i++) {
ath_tx_draintxq(sc, &sc->sc_txq[i]);		ath_tx_draintxq(sc, &sc->sc_txq[i]);
}		}
}		}

/* XXX dump out the TX completion FIFO contents */		/* XXX dump out the TX completion FIFO contents */

/* XXX dump out the frames */		/* XXX dump out the frames */

IF_LOCK(&ifp->if_snd);
ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
IF_UNLOCK(&ifp->if_snd);
sc->sc_wd_timer = 0;		sc->sc_wd_timer = 0;
}		}

/*		/*
* TX completion tasklet.		* TX completion tasklet.
*/		*/

static void		static void
▲ Show 20 Lines • Show All 235 Lines • ▼ Show 20 Lines	#endif
*/		*/
ATH_TXQ_LOCK(txq);		ATH_TXQ_LOCK(txq);
if (dosched)		if (dosched)
ath_edma_tx_fifo_fill(sc, txq);		ath_edma_tx_fifo_fill(sc, txq);
ATH_TXQ_UNLOCK(txq);		ATH_TXQ_UNLOCK(txq);
}		}

sc->sc_wd_timer = 0;		sc->sc_wd_timer = 0;

if (idx > 0) {
IF_LOCK(&sc->sc_ifp->if_snd);
sc->sc_ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
IF_UNLOCK(&sc->sc_ifp->if_snd);
}

/* Kick software scheduler */		/* Kick software scheduler */
/*		/*
* XXX It's inefficient to do this if the FIFO queue is full,		* XXX It's inefficient to do this if the FIFO queue is full,
* but there's no easy way right now to only populate		* but there's no easy way right now to only populate
* the txq task for _one_ TXQ. This should be fixed.		* the txq task for _one_ TXQ. This should be fixed.
*/		*/
if (dosched)		if (dosched)
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