diff options
| author | Jose Abreu <Jose.Abreu@synopsys.com> | 2019-06-28 09:29:17 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-06-28 09:23:39 -0700 |
| commit | a66b58849ffe611402e6c144db010e3bf05863ed (patch) | |
| tree | 1f1eeb93e24985aac4966787a0633193b5672b56 /drivers/net/ethernet/stmicro | |
| parent | 5b0d7d7da64b42175a41b9c39de0a512216621cd (diff) | |
net: stmmac: Do not disable interrupts when cleaning TX
This is a performance killer and anyways the interrupts are being
disabled by RX NAPI so no need to disable them again.
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>
Diffstat (limited to 'drivers/net/ethernet/stmicro')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 4a5941caaadc..e8f3e76889c8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -2061,10 +2061,8 @@ static int stmmac_napi_check(struct stmmac_priv *priv, u32 chan) napi_schedule_irqoff(&ch->rx_napi); } - if ((status & handle_tx) && (chan < priv->plat->tx_queues_to_use)) { - stmmac_disable_dma_irq(priv, priv->ioaddr, chan); + if ((status & handle_tx) && (chan < priv->plat->tx_queues_to_use)) napi_schedule_irqoff(&ch->tx_napi); - } return status; } @@ -3570,8 +3568,8 @@ static int stmmac_napi_poll_tx(struct napi_struct *napi, int budget) work_done = stmmac_tx_clean(priv, DMA_TX_SIZE, chan); work_done = min(work_done, budget); - if (work_done < budget && napi_complete_done(napi, work_done)) - stmmac_enable_dma_irq(priv, priv->ioaddr, chan); + if (work_done < budget) + napi_complete_done(napi, work_done); /* Force transmission restart */ tx_q = &priv->tx_queue[chan]; |