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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-07-16 12:32:42 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-07-16 12:32:42 -0700
commit467a3ca5cab64a16b5ec46ebb1895c84c280dcfe (patch)
tree68096d5b17e884d270420d50e466186c73019830 /drivers/net/ethernet/renesas/sh_eth.c
parent40c9f61eae9098212b6906f29f30f08f7a19b5e2 (diff)
parent84a1caf1453c3d44050bd22db958af4a7f99315c (diff)
Merge branch 'v3.6-rc7' into tty-next
This is to sync up on Linus's branch to get the other tty and core changes. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 */