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drivers/kw2xrf: use TMR3 instead TMR4 to detect ACK timeout

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This commit is contained in:
Adem-Can Agdas 2019-09-17 14:02:31 +02:00
parent 1a89829cc7
commit d74570fae3
1 changed files with 19 additions and 12 deletions
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31
drivers/kw2xrf/kw2xrf_netdev.c
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@ -666,7 +666,10 @@ static void _isr_event_seq_tr(netdev_t *netdev, uint8_t *dregs)
irqsts1 |= MKW2XDM_IRQSTS1_TXIRQ;
if (dregs[MKW2XDM_PHY_CTRL1] & MKW2XDM_PHY_CTRL1_RXACKRQD) {
DEBUG("[kw2xrf] wait for RX ACK\n");
kw2xrf_seq_timeout_on(dev, _MACACKWAITDURATION);
/* Allow TMR3IRQ to cancel RX operation */
kw2xrf_timer3_seq_abort_on(dev);
/* Enable interrupt for TMR3 and set timer */
kw2xrf_abort_rx_ops_enable(dev, _MACACKWAITDURATION);
}
}
@ -694,22 +697,26 @@ static void _isr_event_seq_tr(netdev_t *netdev, uint8_t *dregs)
}
}
DEBUG("[kw2xrf] SEQIRQ\n");
irqsts1 |= MKW2XDM_IRQSTS1_SEQIRQ;
assert(dev->pending_tx != 0);
dev->pending_tx--;
netdev->event_callback(netdev, NETDEV_EVENT_TX_COMPLETE);
kw2xrf_seq_timeout_off(dev);
if (dregs[MKW2XDM_IRQSTS3] & MKW2XDM_IRQSTS3_TMR3IRQ) {
/* if the sequence was aborted by timer 3, ACK timed out */
DEBUG("[kw2xrf] TC3TMOUT, SEQIRQ, TX failed\n");
netdev->event_callback(netdev, NETDEV_EVENT_TX_NOACK);
} else {
DEBUG("[kw2xrf] SEQIRQ\n");
netdev->event_callback(netdev, NETDEV_EVENT_TX_COMPLETE);
}
/* Disallow TMR3IRQ to cancel RX operation */
kw2xrf_timer3_seq_abort_off(dev);
/* Disable interrupt for TMR3 and reset TMR3IRQ */
kw2xrf_abort_rx_ops_disable(dev);
/* Go back to idle state */
kw2xrf_set_idle_sequence(dev);
}
else if (dregs[MKW2XDM_IRQSTS3] & MKW2XDM_IRQSTS3_TMR4IRQ) {
DEBUG("[kw2xrf] TC4TMOUT, no SEQIRQ, TX failed\n");
assert(dev->pending_tx != 0);
dev->pending_tx--;
netdev->event_callback(netdev, NETDEV_EVENT_TX_NOACK);
kw2xrf_seq_timeout_off(dev);
kw2xrf_set_sequence(dev, dev->idle_state);
}
kw2xrf_write_dreg(dev, MKW2XDM_IRQSTS1, irqsts1);
dregs[MKW2XDM_IRQSTS1] &= ~irqsts1;