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Code Issues Releases Wiki Activity

qtnfmac: modify full Tx queue error reporting

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Under heavy load it is normal that h/w Tx queue is almost full all the time
and reclaim should be done before transmitting next packet. Warning still
should be reported as well as s/w Tx queues should be stopped in the
case when reclaim failed.

Signed-off-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Sergey Matyukevich 2017-10-30 13:13:46 +03:00 committed by Kalle Valo
parent 063848c3e1
commit e9931f984d
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c
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@ -643,11 +643,11 @@ static int qtnf_tx_queue_ready(struct qtnf_pcie_bus_priv *priv)
{
if (!CIRC_SPACE(priv->tx_bd_w_index, priv->tx_bd_r_index,
priv->tx_bd_num)) {
pr_err_ratelimited("reclaim full Tx queue\n");
qtnf_pcie_data_tx_reclaim(priv);
if (!CIRC_SPACE(priv->tx_bd_w_index, priv->tx_bd_r_index,
priv->tx_bd_num)) {
pr_warn_ratelimited("reclaim full Tx queue\n");
priv->tx_full_count++;
return 0;
}