C++ (Cpp) ipheth_rx_submit Beispiele

Beispiel #1

Datei: ipheth.c Projekt: Lyude/linux

static void ipheth_rcvbulk_callback(struct urb *urb)
{
	struct ipheth_device *dev;
	struct sk_buff *skb;
	int status;
	char *buf;
	int len;

	dev = urb->context;
	if (dev == NULL)
		return;

	status = urb->status;
	switch (status) {
	case -ENOENT:
	case -ECONNRESET:
	case -ESHUTDOWN:
		return;
	case 0:
		break;
	default:
		dev_err(&dev->intf->dev, "%s: urb status: %d\n",
			__func__, status);
		return;
	}

	if (urb->actual_length <= IPHETH_IP_ALIGN) {
		dev->net->stats.rx_length_errors++;
		return;
	}
	len = urb->actual_length - IPHETH_IP_ALIGN;
	buf = urb->transfer_buffer + IPHETH_IP_ALIGN;

	skb = dev_alloc_skb(len);
	if (!skb) {
		dev_err(&dev->intf->dev, "%s: dev_alloc_skb: -ENOMEM\n",
			__func__);
		dev->net->stats.rx_dropped++;
		return;
	}

	skb_put_data(skb, buf, len);
	skb->dev = dev->net;
	skb->protocol = eth_type_trans(skb, dev->net);

	dev->net->stats.rx_packets++;
	dev->net->stats.rx_bytes += len;
	dev->confirmed_pairing = true;
	netif_rx(skb);
	ipheth_rx_submit(dev, GFP_ATOMIC);
}

Beispiel #2

Datei: ipheth.c Projekt: mpcdata/tnetv107x-usb

static void ipheth_rcvbulk_callback(struct urb *urb)
{
	struct ipheth_device *dev;
	struct sk_buff *skb;
	int status;
	char *buf;
	int len;

	dev = urb->context;
	if (dev == NULL)
		return;

	status = urb->status;
	switch (status) {
	case -ENOENT:
	case -ECONNRESET:
	case -ESHUTDOWN:
		return;
	case 0:
		break;
	default:
		err("%s: urb status: %d", __func__, status);
		return;
	}

	len = urb->actual_length;
	buf = urb->transfer_buffer;

	skb = dev_alloc_skb(NET_IP_ALIGN + len);
	if (!skb) {
		err("%s: dev_alloc_skb: -ENOMEM", __func__);
		dev->net->stats.rx_dropped++;
		return;
	}

	skb_reserve(skb, NET_IP_ALIGN);
	memcpy(skb_put(skb, len), buf + NET_IP_ALIGN, len - NET_IP_ALIGN);
	skb->dev = dev->net;
	skb->protocol = eth_type_trans(skb, dev->net);

	dev->net->stats.rx_packets++;
	dev->net->stats.rx_bytes += len;

	netif_rx(skb);
	ipheth_rx_submit(dev, GFP_ATOMIC);
}

Beispiel #3

Datei: ipheth.c Projekt: Lyude/linux

static int ipheth_open(struct net_device *net)
{
	struct ipheth_device *dev = netdev_priv(net);
	struct usb_device *udev = dev->udev;
	int retval = 0;

	usb_set_interface(udev, IPHETH_INTFNUM, IPHETH_ALT_INTFNUM);

	retval = ipheth_carrier_set(dev);
	if (retval)
		return retval;

	retval = ipheth_rx_submit(dev, GFP_KERNEL);
	if (retval)
		return retval;

	schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT);
	return retval;
}

Beispiel #4

Datei: ipheth.c Projekt: aircross/ray

static int ipheth_open (struct net_device *net)
{
	struct ipheth_device *dev = netdev_priv(net);
	struct usb_device *udev = dev->udev;
	int retval = 0;

	usb_set_interface(udev, IPHETH_INTFNUM, IPHETH_ALT_INTFNUM);
	usb_clear_halt(udev, usb_rcvbulkpipe(udev, dev->bulk_in));
	usb_clear_halt(udev, usb_sndbulkpipe(udev, dev->bulk_out));

	if ((retval = ipheth_carrier_set(dev)))
		goto error;

	if ((retval = ipheth_rx_submit(dev, GFP_KERNEL)))
		goto error;

	schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT);
	netif_start_queue(net);
error:
	return retval;
}