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net: stmmac: Only disable interrupts if NAPI is scheduled

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Only disable the interrupts if RX NAPI gets to be scheduled. Also,
schedule the TX NAPI only when the interrupts are disabled.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Cc: Joao Pinto <jpinto@synopsys.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jose Abreu 2019-06-28 09:29:20 +02:00 committed by David S. Miller
parent 858a31ffc3
commit 3ba07debfc
1 changed files with 5 additions and 5 deletions
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10
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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@ -2053,12 +2053,12 @@ static int stmmac_napi_check(struct stmmac_priv *priv, u32 chan)
&priv->xstats, chan);
struct stmmac_channel *ch = &priv->channel[chan];
if (status)
status |= handle_rx | handle_tx;
if ((status & handle_rx) && (chan < priv->plat->rx_queues_to_use)) {
stmmac_disable_dma_irq(priv, priv->ioaddr, chan);
napi_schedule_irqoff(&ch->rx_napi);
if (napi_schedule_prep(&ch->rx_napi)) {
stmmac_disable_dma_irq(priv, priv->ioaddr, chan);
__napi_schedule_irqoff(&ch->rx_napi);
status |= handle_tx;
}
}
if ((status & handle_tx) && (chan < priv->plat->tx_queues_to_use))