C++ (Cpp) ctrl_bridge_init示例

示例#1

文件： mdm_data_bridge.c 项目： msva/android_kernel_asus_A80

static int __init bridge_init(void)
{
	struct data_bridge	*dev;
	int			ret;
	int			i = 0;

	ret = ctrl_bridge_init();
	if (ret)
		return ret;

	bridge_wq  = create_singlethread_workqueue("mdm_bridge");
	if (!bridge_wq) {
		pr_err("%s: Unable to create workqueue:bridge\n", __func__);
		ret = -ENOMEM;
		goto free_ctrl;
	}

	for (i = 0; i < MAX_BRIDGE_DEVICES; i++) {

		dev = kzalloc(sizeof(*dev), GFP_KERNEL);
		if (!dev) {
			err("%s: unable to allocate dev\n", __func__);
			ret = -ENOMEM;
			goto error;
		}

		dev->wq = bridge_wq;

		/*transport name will be set during probe*/
		dev->name = "none";

		init_usb_anchor(&dev->tx_active);
		init_usb_anchor(&dev->rx_active);

		INIT_LIST_HEAD(&dev->rx_idle);

		skb_queue_head_init(&dev->rx_done);

		INIT_WORK(&dev->kevent, defer_kevent);
		INIT_WORK(&dev->process_rx_w, data_bridge_process_rx);

		__dev[i] = dev;
	}

	ret = usb_register(&bridge_driver);
	if (ret) {
		err("%s: unable to register mdm_bridge driver", __func__);
		goto error;
	}

	data_bridge_debugfs_init();
// ASUS_BSP+++ Wenli "tty device for AT command"
#ifndef DISABLE_ASUS_DUN
	gdun_tty_setup();
#endif
// ASUS_BSP--- Wenli "tty device for AT command"
	return 0;

error:
	while (--i >= 0) {
		kfree(__dev[i]);
		__dev[i] = NULL;
	}
	destroy_workqueue(bridge_wq);
free_ctrl:
	ctrl_bridge_exit();
	return ret;
}

示例#2

static int __init bridge_init(void)
{
	struct data_bridge	*dev;
	int			ret;
	int			i = 0;

	ret = ctrl_bridge_init();
	if (ret)
		return ret;

	bridge_wq  = create_singlethread_workqueue("mdm_bridge");
	if (!bridge_wq) {
		pr_err("%s: Unable to create workqueue:bridge\n", __func__);
		ret = -ENOMEM;
		goto free_ctrl;
	}

	for (i = 0; i < MAX_BRIDGE_DEVICES; i++) {

		dev = kzalloc(sizeof(*dev), GFP_KERNEL);
		if (!dev) {
			err("%s: unable to allocate dev\n", __func__);
			ret = -ENOMEM;
			goto error;
		}

		dev->wq = bridge_wq;

		init_usb_anchor(&dev->tx_active);
		init_usb_anchor(&dev->rx_active);
		init_usb_anchor(&dev->delayed);

		INIT_LIST_HEAD(&dev->rx_idle);

		skb_queue_head_init(&dev->rx_done);

		INIT_WORK(&dev->kevent, defer_kevent);
		INIT_WORK(&dev->process_rx_w, data_bridge_process_rx);

		__dev[i] = dev;
	}

	ret = usb_register(&bridge_driver);
	if (ret) {
		err("%s: unable to register mdm_bridge driver", __func__);
		goto error;
	}

	data_bridge_debugfs_init();

	return 0;

error:
	while (--i >= 0) {
		kfree(__dev[i]);
		__dev[i] = NULL;
	}
	destroy_workqueue(bridge_wq);
free_ctrl:
	ctrl_bridge_exit();
	return ret;
}