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path: root/drivers/net/ethernet/renesas/sh_eth.c
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Diffstat (limited to 'drivers/net/ethernet/renesas/sh_eth.c')
-rw-r--r--drivers/net/ethernet/renesas/sh_eth.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index 667169b8252..79bf09b4197 100644
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -1011,7 +1011,7 @@ static int sh_eth_txfree(struct net_device *ndev)
}
/* Packet receive function */
-static int sh_eth_rx(struct net_device *ndev)
+static int sh_eth_rx(struct net_device *ndev, u32 intr_status)
{
struct sh_eth_private *mdp = netdev_priv(ndev);
struct sh_eth_rxdesc *rxdesc;
@@ -1102,9 +1102,11 @@ static int sh_eth_rx(struct net_device *ndev)
/* Restart Rx engine if stopped. */
/* If we don't need to check status, don't. -KDU */
if (!(sh_eth_read(ndev, EDRRR) & EDRRR_R)) {
- /* fix the values for the next receiving */
- mdp->cur_rx = mdp->dirty_rx = (sh_eth_read(ndev, RDFAR) -
- sh_eth_read(ndev, RDLAR)) >> 4;
+ /* fix the values for the next receiving if RDE is set */
+ if (intr_status & EESR_RDE)
+ mdp->cur_rx = mdp->dirty_rx =
+ (sh_eth_read(ndev, RDFAR) -
+ sh_eth_read(ndev, RDLAR)) >> 4;
sh_eth_write(ndev, EDRRR_R, EDRRR);
}
@@ -1273,7 +1275,7 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
EESR_RTSF | /* short frame recv */
EESR_PRE | /* PHY-LSI recv error */
EESR_CERF)){ /* recv frame CRC error */
- sh_eth_rx(ndev);
+ sh_eth_rx(ndev, intr_status);
}
/* Tx Check */