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net: stmmac: added default rx queue size in stmmac_dma_interrupt

Message ID a8cc3d88196f92c19e0740199826762a71bc48d7.1489401298.git.jpinto@synopsys.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Joao Pinto March 13, 2017, 10:36 a.m. UTC
This patch adds the rx queue default size when dma interrupts are treated,
since dma op mode can be also set there.

Signed-off-by: Joao Pinto <jpinto@synopsys.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 915636f..ec363e1 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1455,6 +1455,9 @@  static void stmmac_dma_interrupt(struct stmmac_priv *priv)
 	int status;
 	int rxfifosz = priv->plat->rx_fifo_size;
 
+	if (rxfifosz == 0)
+		rxfifosz = priv->dma_cap.rx_fifo_size;
+
 	status = priv->hw->dma->dma_interrupt(priv->ioaddr, &priv->xstats);
 	if (likely((status & handle_rx)) || (status & handle_tx)) {
 		if (likely(napi_schedule_prep(&priv->napi))) {