C++ (Cpp) uhci_submit_async示例

示例#1

文件： uhci_trans.c 项目： crazycoderx2/bitvisor

/**
 * @brief submit bulk urb 
 * @param host struct uhci_host
 * @param device struct usb_device
 * @param endpoint u8  
 * @param data void * 
 * @param size u16 
 * @param callback int * 
 * @param arg void * 
 * @param ioc int 
 */
struct usb_request_block *
uhci_submit_bulk(struct usb_host *usbhc, struct usb_device *device,
		 struct usb_endpoint_descriptor *epdesc,
		 void *data, u16 size,
		 int (*callback)(struct usb_host *,
				 struct usb_request_block *, void *), 
		 void *arg, int ioc)
{
	struct uhci_host *host = (struct uhci_host *)usbhc->private;

	if (USB_EP_TRANSTYPE(epdesc) != USB_ENDPOINT_TYPE_BULK) {
		dprintft(2, "%04x: %s: wrong endpoint(%02x).\n",
			 host->iobase, __FUNCTION__, 
			 USB_EP_TRANSTYPE(epdesc));
		return (struct usb_request_block *)NULL;
	}

	return uhci_submit_async(host, device, epdesc, 
				  data, size, callback, arg, ioc);
}

示例#2

文件： uhci_trans.c 项目： imgits/rkanalyzer

/**
 * @brief submit bulk urb 
 * @param host struct uhci_host
 * @param device struct usb_device
 * @param endpoint u8  
 * @param data void * 
 * @param size u16 
 * @param callback int * 
 * @param arg void * 
 * @param ioc int 
 */
struct usb_request_block *
uhci_submit_bulk(struct uhci_host *host, struct usb_device *device,
		 u8 endpoint, void *data, u16 size,
		 int (*callback)(struct usb_host *,
				 struct usb_request_block *, void *), 
		 void *arg, int ioc)
{
	struct usb_endpoint_descriptor *epdesc;

	epdesc = usb_epdesc(device, endpoint);
	if (!epdesc || (USB_EP_TRANSTYPE(epdesc) != USB_ENDPOINT_TYPE_BULK)) {
		if (!epdesc)
			dprintft(2, "%04x: %s: no endpoint(%02x) found.\n",
				 host->iobase, __FUNCTION__, endpoint);
		else 
			dprintft(2, "%04x: %s: wrong endpoint(%02x).\n",
				 host->iobase, __FUNCTION__, 
				 USB_EP_TRANSTYPE(epdesc));
		return (struct usb_request_block *)NULL;
	}

	return uhci_submit_async(host, device, epdesc, 
				  data, size, callback, arg, ioc);
}