Merge branch 'u-boot-ti/master' into 'u-boot-arm/master'

[platform/kernel/u-boot.git] / drivers / net / e1000.c

diff --git a/drivers/net/e1000.c b/drivers/net/e1000.c
index 2d4da4b..8ba98b2 100644 (file)
--- a/drivers/net/e1000.c
+++ b/drivers/net/e1000.c
@@ -1688,6 +1688,16 @@ e1000_init_hw(struct eth_device *nic)
                E1000_WRITE_REG(hw, TXDCTL, ctrl);
        }
 
+       /* Set the receive descriptor write back policy */
+
+       if (hw->mac_type >= e1000_82571) {
+               ctrl = E1000_READ_REG(hw, RXDCTL);
+               ctrl =
+                   (ctrl & ~E1000_RXDCTL_WTHRESH) |
+                   E1000_RXDCTL_FULL_RX_DESC_WB;
+               E1000_WRITE_REG(hw, RXDCTL, ctrl);
+       }
+
        switch (hw->mac_type) {
        default:
                break;