int sipc4_rx(struct sipc4_rx_data *data)
{
struct net_device *dev = data->dev;
struct sk_buff *skb;
int ch;
/* non HDLC frame */
if (!(data->flags & SIPC4_RX_HDLC)) {
ch = SIPC4_NOT_HDLC_CH;
/* get socket buffer */
if (!data->skb) {
skb = sipc4_alloc_skb(data, 0);
if (!skb)
return -ENOMEM;
data->skb = skb;
} else
skb = data->skb;
/* handle data */
skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, data->page, 0,
data->size);
/* rx data */
if ((data->flags & SIPC4_RX_LAST) || !mc_is_modem_active()) {
data->skb = NULL;
sipc4_netif_rx(dev, skb, SIPC4_RES(SIPC4_FMT, ch));
}
return 0;
}
return sipc4_hdlc_rx(data);
}
static void usbsvn_disconnect(struct usb_interface *intf)
{
struct usbsvn *svn = usb_get_intfdata(intf);
struct usb_device *usbdev = svn->usbdev;
int dev_id = intf->altsetting->desc.bInterfaceNumber / 2;
struct device *ppdev;
if (svn->devdata[dev_id].disconnected)
return;
svn->usbsvn_connected = 0;
svn->flow_suspend = 1;
dev_err(&usbdev->dev, "%s\n", __func__);
svn->dev_count--;
svn->devdata[dev_id].disconnected = 1;
usb_driver_release_interface(&usbsvn_driver,
svn->devdata[dev_id].data_intf);
ppdev = usbdev->dev.parent->parent;
pm_runtime_forbid(ppdev); /*ehci*/
usb_put_dev(usbdev);
if (svn->dev_count == 0) {
svn->usbdev = NULL;
cancel_delayed_work_sync(&svn->pm_runtime_work);
cancel_work_sync(&svn->post_resume_work);
if (!svn->driver_info) {
/*TODO:check the Phone ACTIVE pin*/
#ifdef CONFIG_SAMSUNG_PHONE_SVNET
if (mc_is_modem_active()) {
svn->reconnect_cnt = 2;
schedule_delayed_work(&svn->try_reconnect_work,
10);
}
#endif
wake_unlock_pm(svn);
}
}
}
