Esempi in C++ (Cpp) per _rtl_usb_tx_urb_setup

Esempio n. 1

File: usb.c Progetto: 38c02aee/android_kernel_jiayu_g4

static void _rtl_usb_transmit(struct ieee80211_hw *hw, struct sk_buff *skb,
		       enum rtl_txq qnum)
{
	struct rtl_priv *rtlpriv = rtl_priv(hw);
	struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
	u32 ep_num;
	struct urb *_urb = NULL;
	struct sk_buff *_skb = NULL;
	struct sk_buff_head *skb_list;
	struct usb_anchor *urb_list;

	WARN_ON(NULL == rtlusb->usb_tx_aggregate_hdl);
	if (unlikely(IS_USB_STOP(rtlusb))) {
		RT_TRACE(rtlpriv, COMP_USB, DBG_EMERG,
			 "USB device is stopping...\n");
		kfree_skb(skb);
		return;
	}
	ep_num = rtlusb->ep_map.ep_mapping[qnum];
	skb_list = &rtlusb->tx_skb_queue[ep_num];
	_skb = skb;
	_urb = _rtl_usb_tx_urb_setup(hw, _skb, ep_num);
	if (unlikely(!_urb)) {
		RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
			 "Can't allocate urb. Drop skb!\n");
		return;
	}
	urb_list = &rtlusb->tx_pending[ep_num];
	_rtl_submit_tx_urb(hw, _urb);
}

Esempio n. 2

int rtl_usb_transmit(struct ieee80211_hw *hw, struct sk_buff *skb,
		     enum rtl_txq qnum)
{
	struct rtl_priv *rtlpriv = rtl_priv(hw);
	struct rtl_usb *rtlusb = rtl_usbdev(rtl_usbpriv(hw));
	u32 ep_num;
	struct urb *_urb = NULL;
	struct sk_buff *_skb = NULL;

	WARN_ON(NULL == rtlusb->usb_tx_aggregate_hdl);
	ep_num = rtlusb->ep_map.ep_mapping[qnum];
	_skb = skb;
	_urb = _rtl_usb_tx_urb_setup(hw, _skb, ep_num);
	if (unlikely(!_urb)) {
		RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
			 "Can't allocate urb. Drop skb!\n");
		dev_kfree_skb_any(skb);
		return -ENOMEM;
	}
	usb_anchor_urb(_urb, &rtlusb->tx_wait);
	usb_free_urb(_urb);
	rtl_usb_tx_schedule(hw);
	return 0;
}