summaryrefslogtreecommitdiff
path: root/drivers/usb
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/gadget/function/f_phonet.c11
-rw-r--r--drivers/usb/gadget/function/u_ether.c14
2 files changed, 6 insertions, 19 deletions
diff --git a/drivers/usb/gadget/function/f_phonet.c b/drivers/usb/gadget/function/f_phonet.c
index 0473d619d5bf..b4058f0000e4 100644
--- a/drivers/usb/gadget/function/f_phonet.c
+++ b/drivers/usb/gadget/function/f_phonet.c
@@ -261,19 +261,10 @@ out:
return NETDEV_TX_OK;
}
-static int pn_net_mtu(struct net_device *dev, int new_mtu)
-{
- if ((new_mtu < PHONET_MIN_MTU) || (new_mtu > PHONET_MAX_MTU))
- return -EINVAL;
- dev->mtu = new_mtu;
- return 0;
-}
-
static const struct net_device_ops pn_netdev_ops = {
.ndo_open = pn_net_open,
.ndo_stop = pn_net_close,
.ndo_start_xmit = pn_net_xmit,
- .ndo_change_mtu = pn_net_mtu,
};
static void pn_net_setup(struct net_device *dev)
@@ -282,6 +273,8 @@ static void pn_net_setup(struct net_device *dev)
dev->type = ARPHRD_PHONET;
dev->flags = IFF_POINTOPOINT | IFF_NOARP;
dev->mtu = PHONET_DEV_MTU;
+ dev->min_mtu = PHONET_MIN_MTU;
+ dev->max_mtu = PHONET_MAX_MTU;
dev->hard_header_len = 1;
dev->dev_addr[0] = PN_MEDIA_USB;
dev->addr_len = 1;
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index 9c8c9ed1dc9e..39a6df1e2ded 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -142,15 +142,6 @@ static inline int qlen(struct usb_gadget *gadget, unsigned qmult)
/* NETWORK DRIVER HOOKUP (to the layer above this driver) */
-static int ueth_change_mtu(struct net_device *net, int new_mtu)
-{
- if (new_mtu <= ETH_HLEN || new_mtu > GETHER_MAX_ETH_FRAME_LEN)
- return -ERANGE;
- net->mtu = new_mtu;
-
- return 0;
-}
-
static void eth_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *p)
{
struct eth_dev *dev = netdev_priv(net);
@@ -736,7 +727,6 @@ static const struct net_device_ops eth_netdev_ops = {
.ndo_open = eth_open,
.ndo_stop = eth_stop,
.ndo_start_xmit = eth_start_xmit,
- .ndo_change_mtu = ueth_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
};
@@ -799,6 +789,10 @@ struct eth_dev *gether_setup_name(struct usb_gadget *g,
net->ethtool_ops = &ops;
+ /* MTU range: 14 - 15412 */
+ net->min_mtu = ETH_HLEN;
+ net->max_mtu = GETHER_MAX_ETH_FRAME_LEN;
+
dev->gadget = g;
SET_NETDEV_DEV(net, &g->dev);
SET_NETDEV_DEVTYPE(net, &gadget_type);