From: Andrew Lunn <andrew@lunn.ch>
To: Igor Russkikh <Igor.Russkikh@aquantia.com>
Cc: "David S . Miller" <davem@davemloft.net>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
Dmitry Bezrukov <Dmitry.Bezrukov@aquantia.com>
Subject: Re: [PATCH net-next 11/19] net: usb: aqc111: Add support for changing MTU
Date: Sat, 6 Oct 2018 18:56:03 +0200 [thread overview]
Message-ID: <20181006165603.GA6990@lunn.ch> (raw)
In-Reply-To: <4217a1b53f61c5da8f6ba69326c7b759174817e7.1538734658.git.igor.russkikh@aquantia.com>
> +static int aqc111_change_mtu(struct net_device *net, int new_mtu)
> +{
> + struct usbnet *dev = netdev_priv(net);
> + u16 reg16 = 0;
> + u8 buf[5];
> +
> + if (new_mtu <= 0 || new_mtu > 16334) {
> + netdev_info(net, "Invalid MTU %d requested, hw max 16334",
> + new_mtu);
> + return -EINVAL;
> + }
Please set net->min_mtu, and net->max_mtu, and the core should do this
checking for you. See dev_set_mtu_ext().
Andrew
next prev parent reply other threads:[~2018-10-07 0:00 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-05 10:24 [PATCH net-next 00/19] Add support for Aquantia AQtion USB to 5/2.5GbE devices Igor Russkikh
2018-10-05 10:24 ` [PATCH net-next 01/19] net: usb: aqc111: Driver skeleton for Aquantia AQtion USB to 5GbE Igor Russkikh
2018-10-09 13:37 ` Bjørn Mork
2018-10-05 10:24 ` [PATCH net-next 02/19] net: usb: aqc111: Add bind and empty unbind callbacks Igor Russkikh
2018-10-05 17:39 ` David Miller
2018-10-05 10:24 ` [PATCH net-next 03/19] net: usb: aqc111: Add implementation of read and write commands Igor Russkikh
2018-10-05 17:40 ` David Miller
2018-10-08 13:44 ` Oliver Neukum
2018-10-09 13:33 ` Bjørn Mork
2018-10-05 10:24 ` [PATCH net-next 04/19] net: usb: aqc111: Various callbacks implementation Igor Russkikh
2018-10-08 13:47 ` Oliver Neukum
2018-10-09 13:27 ` Bjørn Mork
2018-10-10 11:33 ` Oliver Neukum
2018-10-05 10:24 ` [PATCH net-next 05/19] net: usb: aqc111: Introduce PHY access Igor Russkikh
2018-10-05 22:04 ` Andrew Lunn
2018-10-08 9:09 ` Igor Russkikh
2018-10-08 12:17 ` Andrew Lunn
2018-10-08 14:07 ` Igor Russkikh
2018-10-10 0:58 ` Andrew Lunn
2018-10-10 7:54 ` Igor Russkikh
2018-10-08 13:52 ` Oliver Neukum
2018-10-08 14:10 ` Igor Russkikh
2018-10-08 14:24 ` Oliver Neukum
2018-10-05 10:24 ` [PATCH net-next 06/19] net: usb: aqc111: Introduce link management Igor Russkikh
2018-10-05 17:11 ` Andrew Lunn
2018-10-08 13:22 ` Igor Russkikh
2018-10-05 17:46 ` David Miller
2018-10-06 17:35 ` Andrew Lunn
2018-10-08 9:29 ` Igor Russkikh
2018-10-08 12:12 ` Andrew Lunn
2018-10-08 13:59 ` Oliver Neukum
2018-10-05 10:24 ` [PATCH net-next 07/19] net: usb: aqc111: Add support for getting and setting of MAC address Igor Russkikh
2018-10-06 1:03 ` Andrew Lunn
2018-10-09 14:34 ` Igor Russkikh
2018-10-09 14:46 ` Andrew Lunn
2018-10-05 10:25 ` [PATCH net-next 08/19] net: usb: aqc111: Implement TX data path Igor Russkikh
2018-10-06 1:13 ` Andrew Lunn
2018-10-08 13:43 ` Igor Russkikh
2018-10-08 14:07 ` Oliver Neukum
2018-10-09 13:50 ` Bjørn Mork
2018-10-05 10:25 ` [PATCH net-next 09/19] net: usb: aqc111: Implement RX " Igor Russkikh
2018-10-06 1:18 ` Andrew Lunn
2018-10-09 13:39 ` Bjørn Mork
2018-10-05 10:25 ` [PATCH net-next 10/19] net: usb: aqc111: Add checksum offload support Igor Russkikh
2018-10-05 10:25 ` [PATCH net-next 11/19] net: usb: aqc111: Add support for changing MTU Igor Russkikh
2018-10-06 16:56 ` Andrew Lunn [this message]
2018-10-05 10:25 ` [PATCH net-next 12/19] net: usb: aqc111: Add support for enable/disable checksum offload Igor Russkikh
2018-10-05 10:25 ` [PATCH net-next 13/19] net: usb: aqc111: Add support for TSO Igor Russkikh
2018-10-08 14:12 ` Oliver Neukum
2018-10-05 10:25 ` [PATCH net-next 14/19] net: usb: aqc111: Implement set_rx_mode callback Igor Russkikh
2018-10-06 17:03 ` Andrew Lunn
2018-10-08 13:49 ` Igor Russkikh
2018-10-05 10:25 ` [PATCH net-next 15/19] net: usb: aqc111: Add support for VLAN_CTAG_TX/RX offload Igor Russkikh
2018-10-08 14:14 ` Oliver Neukum
2018-10-05 10:25 ` [PATCH net-next 16/19] net: usb: aqc111: Add RX VLAN filtering support Igor Russkikh
2018-10-06 17:05 ` Andrew Lunn
2018-10-05 10:25 ` [PATCH net-next 17/19] net: usb: aqc111: Initialize ethtool_ops structure Igor Russkikh
2018-10-06 17:08 ` Andrew Lunn
2018-10-05 10:25 ` [PATCH net-next 18/19] net: usb: aqc111: Implement get/set_link_ksettings callbacks Igor Russkikh
2018-10-06 17:38 ` Andrew Lunn
2018-10-08 14:18 ` Oliver Neukum
2018-10-05 10:25 ` [PATCH net-next 19/19] net: usb: aqc111: Add support for wake on LAN by MAGIC packet Igor Russkikh
2018-10-06 17:49 ` Andrew Lunn
2018-10-08 14:12 ` Igor Russkikh
2018-10-08 14:47 ` Andrew Lunn
2018-10-06 17:51 ` [PATCH net-next 00/19] Add support for Aquantia AQtion USB to 5/2.5GbE devices Andrew Lunn
2018-10-08 7:58 ` Igor Russkikh
2018-10-08 14:21 ` Oliver Neukum
2018-10-08 14:52 ` Igor Russkikh
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