C++ (Cpp) diag_bridge_debugfs_initの例

コード例 #1

ファイル: diag_bridge.c プロジェクト: regit66/android_kernel_lge_geehrc

static int
diag_bridge_probe(struct usb_interface *ifc, const struct usb_device_id *id)
{
	struct diag_bridge		*dev;
	struct usb_host_interface	*ifc_desc;
	struct usb_endpoint_descriptor	*ep_desc;
	int				i;
	int				ret = -ENOMEM;
	__u8				ifc_num;

	pr_debug("id:%lu", id->driver_info);

	ifc_num = ifc->cur_altsetting->desc.bInterfaceNumber;

	/* is this interface supported ? */
	if (ifc_num != id->driver_info)
		return -ENODEV;

	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
	if (!dev) {
		pr_err("unable to allocate dev");
		return -ENOMEM;
	}
	dev->pdev = platform_device_alloc("diag_bridge", -1);
	if (!dev->pdev) {
		pr_err("unable to allocate platform device");
		kfree(dev);
		return -ENOMEM;
	}
	__dev = dev;

	dev->udev = usb_get_dev(interface_to_usbdev(ifc));
	dev->ifc = ifc;
	kref_init(&dev->kref);
	init_usb_anchor(&dev->submitted);

	ifc_desc = ifc->cur_altsetting;
	for (i = 0; i < ifc_desc->desc.bNumEndpoints; i++) {
		ep_desc = &ifc_desc->endpoint[i].desc;
#ifdef LG_FW_HSIC_EMS_DEBUG /* secheol.pyo - endpoint logging */
		printk("[%s]for ++, i= %d, ifc_desc->desc.bNumEndpoints = %d\n", __func__,i, ifc_desc->desc.bNumEndpoints);
#endif /* secheol.pyo - endpoint logging */

		if (!dev->in_epAddr && usb_endpoint_is_bulk_in(ep_desc))
			dev->in_epAddr = ep_desc->bEndpointAddress;

		if (!dev->out_epAddr && usb_endpoint_is_bulk_out(ep_desc))
			dev->out_epAddr = ep_desc->bEndpointAddress;
#ifdef LG_FW_HSIC_EMS_DEBUG /* secheol.pyo - endpoint logging */
		printk("[%s]for --, i= %d, dev->in_epAddr = %d, dev->out_epAddr = %d \n", __func__,i, dev->in_epAddr, dev->out_epAddr);
#endif/* secheol.pyo - endpoint logging */
	}

	if (!(dev->in_epAddr && dev->out_epAddr)) {
		pr_err("could not find bulk in and bulk out endpoints");
		ret = -ENODEV;
		goto error;
	}

	usb_set_intfdata(ifc, dev);
	diag_bridge_debugfs_init();
	platform_device_add(dev->pdev);

	dev_dbg(&dev->ifc->dev, "%s: complete\n", __func__);

	return 0;

error:
	if (dev)
		kref_put(&dev->kref, diag_bridge_delete);

	return ret;
}

コード例 #2

ファイル: diag_bridge.c プロジェクト: ARMP/ARMP-i9300

static int
diag_bridge_probe(struct usb_interface *ifc, const struct usb_device_id *id)
{
	struct diag_bridge		*dev;
	struct usb_host_interface	*ifc_desc;
	struct usb_endpoint_descriptor	*ep_desc;
	int				i;
	int				ret = -ENOMEM;
	__u8				ifc_num;

	dbg("%s: id:%lu", __func__, id->driver_info);

	ifc_num = ifc->cur_altsetting->desc.bInterfaceNumber;

	/* is this interface supported ? */
	if (ifc_num != id->driver_info)
		return -ENODEV;

	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
	if (!dev) {
		pr_err("%s: unable to allocate dev\n", __func__);
		return -ENOMEM;
	}
	dev->pdev = platform_device_alloc("diag_bridge", -1);
	if (!dev->pdev) {
		pr_err("%s: unable to allocate platform device\n", __func__);
		kfree(dev);
		return -ENOMEM;
	}
	/* zero_pky.patch */
	dev->buf_in = kzalloc(IN_BUF_SIZE, GFP_KERNEL);
	if (!dev->buf_in) {
		pr_err("%s: unable to allocate dev->buf_in\n", __func__);
		return -ENOMEM;
	}
	__dev = dev;

	dev->udev = usb_get_dev(interface_to_usbdev(ifc));
	dev->ifc = ifc;
	kref_init(&dev->kref);
	init_usb_anchor(&dev->submitted);

	ifc_desc = ifc->cur_altsetting;
	for (i = 0; i < ifc_desc->desc.bNumEndpoints; i++) {
		ep_desc = &ifc_desc->endpoint[i].desc;

		if (!dev->in_epAddr && usb_endpoint_is_bulk_in(ep_desc))
			dev->in_epAddr = ep_desc->bEndpointAddress;

		if (!dev->out_epAddr && usb_endpoint_is_bulk_out(ep_desc))
			dev->out_epAddr = ep_desc->bEndpointAddress;
	}

	if (!(dev->in_epAddr && dev->out_epAddr)) {
		err("could not find bulk in and bulk out endpoints");
		ret = -ENODEV;
		goto error;
	}

	usb_set_intfdata(ifc, dev);
	diag_bridge_debugfs_init();
	platform_device_add(dev->pdev);

	dev_dbg(&dev->udev->dev, "%s: complete\n", __func__);

	return 0;

error:
	if (dev)
		kref_put(&dev->kref, diag_bridge_delete);

	return ret;
}

コード例 #3

ファイル: diag_bridge.c プロジェクト: AD5GB/wicked_kernel_lge_hammerhead

static int
diag_bridge_probe(struct usb_interface *ifc, const struct usb_device_id *id)
{
	struct diag_bridge		*dev;
	struct usb_host_interface	*ifc_desc;
	struct usb_endpoint_descriptor	*ep_desc;
	int				i, devid, ret = -ENOMEM;

	pr_debug("id:%lu", id->driver_info);

	devid = id->driver_info & 0xFF;
	if (devid < 0 || devid >= MAX_DIAG_BRIDGE_DEVS)
		return -ENODEV;

	/* already probed? */
	if (__dev[devid]) {
		pr_err("Diag device already probed");
		return -ENODEV;
	}

	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
	if (!dev) {
		pr_err("unable to allocate dev");
		return -ENOMEM;
	}

	__dev[devid] = dev;
	dev->id = devid;

	dev->udev = usb_get_dev(interface_to_usbdev(ifc));
	dev->ifc = ifc;
	kref_init(&dev->kref);
	mutex_init(&dev->ifc_mutex);
	init_usb_anchor(&dev->submitted);

	ifc_desc = ifc->cur_altsetting;
	for (i = 0; i < ifc_desc->desc.bNumEndpoints; i++) {
		ep_desc = &ifc_desc->endpoint[i].desc;

		if (!dev->in_epAddr && usb_endpoint_is_bulk_in(ep_desc))
			dev->in_epAddr = ep_desc->bEndpointAddress;

		if (!dev->out_epAddr && usb_endpoint_is_bulk_out(ep_desc))
			dev->out_epAddr = ep_desc->bEndpointAddress;
	}

	if (!(dev->in_epAddr && dev->out_epAddr)) {
		pr_err("could not find bulk in and bulk out endpoints");
		ret = -ENODEV;
		goto error;
	}

	usb_set_intfdata(ifc, dev);
	diag_bridge_debugfs_init();
	dev->pdev = platform_device_register_simple("diag_bridge", devid,
						    NULL, 0);
	if (IS_ERR(dev->pdev)) {
		pr_err("unable to allocate platform device");
		ret = PTR_ERR(dev->pdev);
		goto error;
	}

	dev_dbg(&dev->ifc->dev, "%s: complete\n", __func__);

	return 0;

error:
	if (dev)
		kref_put(&dev->kref, diag_bridge_delete);

	return ret;
}