Commit 858a31ff authored Jun 28, 2019 by Jose Abreu Committed by David S. Miller Jun 28, 2019

net: stmmac: Update RX Tail Pointer to last free entry

Update the RX Tail Pointer to the last available SKB entry.

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>

parent a993db88

drivers/net/ethernet/stmicro/stmmac/stmmac_main.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -3347,6 +3347,8 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue)
		entry = STMMAC_GET_ENTRY(entry, DMA_RX_SIZE);
		}
		rx_q->dirty_rx = entry;
		rx_q->rx_tail_addr = rx_q->dma_rx_phy +
		(rx_q->dirty_rx * sizeof(struct dma_desc));
		stmmac_set_rx_tail_ptr(priv, priv->ioaddr, rx_q->rx_tail_addr, queue);
		}

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