diff options
| author |   Jarod Wilson <jarod@redhat.com> | 2016-10-17 15:54:14 -0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-10-18 11:34:21 -0400 |
| commit | 3d5d96acfeb9ddab99e0216109cbc034a65fd490 (patch) | |
| tree | eb01fa919da916a09520d91f6bf3dd5725eaaf73 /drivers/net/ethernet/ibm/emac | |
| parent | ethernet/cavium: use core min/max MTU checking (diff) | |
| download | linux-dev-3d5d96acfeb9ddab99e0216109cbc034a65fd490.tar.xz linux-dev-3d5d96acfeb9ddab99e0216109cbc034a65fd490.zip | |
ethernet/ibm: use core min/max MTU checking
ehea: min_mtu 68, max_mtu 9022
- remove ehea_change_mtu, it's now redundant
emac: min_mtu 46, max_mtu 1500 or whatever gets read from OF
CC: netdev@vger.kernel.org
CC: Douglas Miller <dougmill@linux.vnet.ibm.com>
Signed-off-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ibm/emac')
| -rw-r--r-- | drivers/net/ethernet/ibm/emac/core.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c index 5d804a544674..52a69c925965 100644 --- a/drivers/net/ethernet/ibm/emac/core.c +++ b/drivers/net/ethernet/ibm/emac/core.c @@ -1099,9 +1099,6 @@ static int emac_change_mtu(struct net_device *ndev, int new_mtu) struct emac_instance *dev = netdev_priv(ndev); int ret = 0; - if (new_mtu < EMAC_MIN_MTU || new_mtu > dev->max_mtu) - return -EINVAL; - DBG(dev, "change_mtu(%d)" NL, new_mtu); if (netif_running(ndev)) { @@ -2564,7 +2561,7 @@ static int emac_init_config(struct emac_instance *dev) if (emac_read_uint_prop(np, "cell-index", &dev->cell_index, 1)) return -ENXIO; if (emac_read_uint_prop(np, "max-frame-size", &dev->max_mtu, 0)) - dev->max_mtu = 1500; + dev->max_mtu = ETH_DATA_LEN; if (emac_read_uint_prop(np, "rx-fifo-size", &dev->rx_fifo_size, 0)) dev->rx_fifo_size = 2048; if (emac_read_uint_prop(np, "tx-fifo-size", &dev->tx_fifo_size, 0)) @@ -2890,6 +2887,10 @@ static int emac_probe(struct platform_device *ofdev) ndev->netdev_ops = &emac_netdev_ops; ndev->ethtool_ops = &emac_ethtool_ops; + /* MTU range: 46 - 1500 or whatever is in OF */ + ndev->min_mtu = EMAC_MIN_MTU; + ndev->max_mtu = dev->max_mtu; + netif_carrier_off(ndev); err = register_netdev(ndev); |