Exemplos de uvc_event_control em C++ (Cpp)

Exemplo n.º 1

Arquivo: uvc_status.c Projeto: janfj/dd-wrt

static void uvc_status_complete(struct urb *urb)
{
	struct uvc_device *dev = urb->context;
	int len, ret;

	switch (urb->status) {
	case 0:
		break;

	case -ENOENT:		/* usb_kill_urb() called. */
	case -ECONNRESET:	/* usb_unlink_urb() called. */
	case -ESHUTDOWN:	/* The endpoint is being disabled. */
	case -EPROTO:		/* Device is disconnected (reported by some
				 * host controller). */
		return;

	default:
		uvc_printk(KERN_WARNING, "Non-zero status (%d) in status "
			"completion handler.\n", urb->status);
		return;
	}

	len = urb->actual_length;
	if (len > 0) {
		switch (dev->status[0] & 0x0f) {
		case UVC_STATUS_TYPE_CONTROL:
			uvc_event_control(dev, dev->status, len);
			dev->motion = 1;
			break;

		case UVC_STATUS_TYPE_STREAMING:
			uvc_event_streaming(dev, dev->status, len);
			break;

		default:
			uvc_trace(UVC_TRACE_STATUS, "Unknown status event "
				"type %u.\n", dev->status[0]);
			break;
		}
	}

	/* Resubmit the URB. */
	urb->interval = dev->int_ep->desc.bInterval;
	if ((ret = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
		uvc_printk(KERN_ERR, "Failed to resubmit status URB (%d).\n",
			ret);
	}
}

Exemplo n.º 2

static void uvc_status_complete(struct urb *urb)
{
	struct uvc_device *dev = urb->context;
	int len, ret;

	switch (urb->status) {
	case 0:
		break;

	case -ENOENT:		
	case -ECONNRESET:	
	case -ESHUTDOWN:	
	case -EPROTO:		
		return;

	default:
		uvc_printk(KERN_WARNING, "Non-zero status (%d) in status "
			"completion handler.\n", urb->status);
		return;
	}

	len = urb->actual_length;
	if (len > 0) {
		switch (dev->status[0] & 0x0f) {
		case UVC_STATUS_TYPE_CONTROL:
			uvc_event_control(dev, dev->status, len);
			break;

		case UVC_STATUS_TYPE_STREAMING:
			uvc_event_streaming(dev, dev->status, len);
			break;

		default:
			uvc_trace(UVC_TRACE_STATUS, "Unknown status event "
				"type %u.\n", dev->status[0]);
			break;
		}
	}

	
	urb->interval = dev->int_ep->desc.bInterval;
	if ((ret = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
		uvc_printk(KERN_ERR, "Failed to resubmit status URB (%d).\n",
			ret);
	}
}