macb: allow reception of large (>1518 bytes) frames

Enable BIG bit in the network configuration register, so the MAC
doesn't reject big frames (E.G. when vlans are used).

Signed-off-by: Peter Korsgaard <peter.korsgaard@barco.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index eab121945d7c..cf7debc865b3 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -793,6 +793,7 @@ static void macb_init_hw(struct macb *bp)
         config = macb_readl(bp, NCFGR) & MACB_BF(CLK, -1L);
         config |= MACB_BIT(PAE);                /* PAuse Enable */
         config |= MACB_BIT(DRFCS);              /* Discard Rx FCS */
+        config |= MACB_BIT(BIG);                /* Receive oversized frames */
         if (bp->dev->flags & IFF_PROMISC)
                 config |= MACB_BIT(CAF);        /* Copy All Frames */
         if (!(bp->dev->flags & IFF_BROADCAST))