r8169: RX fifo overflow recovery

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>

1 files changed, 9 insertions, 4 deletions

diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index e8786c4fcac2..ea4f9f7bd071 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -257,10 +257,11 @@ enum RTL8169_register_content {
         RxOK = 0x01,
 
         /* RxStatusDesc */
-        RxRES = 0x00200000,
-        RxCRC = 0x00080000,
-        RxRUNT = 0x00100000,
-        RxRWT = 0x00400000,
+        RxFOVF  = (1 << 23),
+        RxRWT   = (1 << 22),
+        RxRES   = (1 << 21),
+        RxRUNT  = (1 << 20),
+        RxCRC   = (1 << 19),
 
         /* ChipCmdBits */
         CmdReset = 0x10,
@@ -2465,6 +2466,10 @@ rtl8169_rx_interrupt(struct net_device *dev, struct rtl8169_private *tp,
                                 tp->stats.rx_length_errors++;
                         if (status & RxCRC)
                                 tp->stats.rx_crc_errors++;
+                        if (status & RxFOVF) {
+                                rtl8169_schedule_work(dev, rtl8169_reset_task);
+                                tp->stats.rx_fifo_errors++;
+                        }
                         rtl8169_mark_to_asic(desc, tp->rx_buf_sz);
                 } else {
                         struct sk_buff *skb = tp->Rx_skbuff[entry];