diff options
Diffstat (limited to 'drivers/net/ethernet/faraday')
| -rw-r--r-- | drivers/net/ethernet/faraday/ftgmac100.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 45b8267b81b7..95bf5e89cfd1 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -1349,6 +1349,13 @@ static int ftgmac100_poll(struct napi_struct *napi, int budget) */ iowrite32(FTGMAC100_INT_RXTX, priv->base + FTGMAC100_OFFSET_ISR); + + /* Push the above (and provides a barrier vs. subsequent + * reads of the descriptor). + */ + ioread32(priv->base + FTGMAC100_OFFSET_ISR); + + /* Check RX and TX descriptors for more work to do */ if (ftgmac100_check_rx(priv) || ftgmac100_tx_buf_cleanable(priv)) return budget; |