Commit 430ac34d authored by Linus Walleij's avatar Linus Walleij Committed by David S. Miller

net: gemini: Indicate that we can handle jumboframes

The hardware supposedly handles frames up to 10236 bytes and
implements .ndo_change_mtu() so accept 10236 minus the ethernet
header for a VLAN tagged frame on the netdevices. Use
ETH_MIN_MTU as minimum MTU.
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 06d51513
......@@ -2476,6 +2476,11 @@ static int gemini_ethernet_port_probe(struct platform_device *pdev)
netdev->hw_features = GMAC_OFFLOAD_FEATURES;
netdev->features |= GMAC_OFFLOAD_FEATURES | NETIF_F_GRO;
/* We can handle jumbo frames up to 10236 bytes so, let's accept
* payloads of 10236 bytes minus VLAN and ethernet header
*/
netdev->min_mtu = ETH_MIN_MTU;
netdev->max_mtu = 10236 - VLAN_ETH_HLEN;
port->freeq_refill = 0;
netif_napi_add(netdev, &port->napi, gmac_napi_poll,
......
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