USB: remove phidget drivers from kernel tree. (77aa2b58) · Commits · 戴 / test

drivers/usb/misc/Kconfig

+0 −39

Original line number	Diff line number	Diff line
		@@ -135,45 +135,6 @@ config USB_CYTHERM
		To compile this driver as a module, choose M here: the
		module will be called cytherm.

		config USB_PHIDGET
		tristate "USB Phidgets drivers"
		depends on USB
		help
		Say Y here to enable the various drivers for devices from
		Phidgets inc.

		config USB_PHIDGETKIT
		tristate "USB PhidgetInterfaceKit support"
		depends on USB_PHIDGET
		help
		Say Y here if you want to connect a PhidgetInterfaceKit USB device
		from Phidgets Inc.

		To compile this driver as a module, choose M here: the
		module will be called phidgetkit.

		config USB_PHIDGETMOTORCONTROL
		tristate "USB PhidgetMotorControl support"
		depends on USB_PHIDGET
		help
		Say Y here if you want to connect a PhidgetMotorControl USB device
		from Phidgets Inc.

		To compile this driver as a module, choose M here: the
		module will be called phidgetmotorcontrol.

		config USB_PHIDGETSERVO
		tristate "USB PhidgetServo support"
		depends on USB_PHIDGET
		help
		Say Y here if you want to connect an 1 or 4 Motor PhidgetServo
		servo controller version 2.0 or 3.0.

		Phidgets Inc. has a web page at <http://www.phidgets.com/>.

		To compile this driver as a module, choose M here: the
		module will be called phidgetservo.

		config USB_IDMOUSE
		tristate "Siemens ID USB Mouse Fingerprint sensor support"
		depends on USB

drivers/usb/misc/Makefile

+0 −4

Original line number	Diff line number	Diff line
		@@ -18,10 +18,6 @@ obj-$(CONFIG_USB_LCD) += usblcd.o
		obj-$(CONFIG_USB_LD) += ldusb.o
		obj-$(CONFIG_USB_LED) += usbled.o
		obj-$(CONFIG_USB_LEGOTOWER) += legousbtower.o
		obj-$(CONFIG_USB_PHIDGET) += phidget.o
		obj-$(CONFIG_USB_PHIDGETKIT) += phidgetkit.o
		obj-$(CONFIG_USB_PHIDGETMOTORCONTROL) += phidgetmotorcontrol.o
		obj-$(CONFIG_USB_PHIDGETSERVO) += phidgetservo.o
		obj-$(CONFIG_USB_RIO500) += rio500.o
		obj-$(CONFIG_USB_TEST) += usbtest.o
		obj-$(CONFIG_USB_TRANCEVIBRATOR) += trancevibrator.o

drivers/usb/misc/phidget.c

deleted100644 → 0

+0 −43

Original line number	Diff line number	Diff line
		/*
		* USB Phidgets class
		*
		* Copyright (C) 2006 Sean Young <sean@mess.org>
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License as published by
		* the Free Software Foundation; either version 2 of the License, or
		* (at your option) any later version.
		*/

		#include <linux/kernel.h>
		#include <linux/module.h>
		#include <linux/init.h>
		#include <linux/err.h>
		#include <linux/device.h>

		struct class *phidget_class;

		static int __init init_phidget(void)
		{
		phidget_class = class_create(THIS_MODULE, "phidget");

		if (IS_ERR(phidget_class))
		return PTR_ERR(phidget_class);

		return 0;
		}

		static void __exit cleanup_phidget(void)
		{
		class_destroy(phidget_class);
		}

		EXPORT_SYMBOL_GPL(phidget_class);

		module_init(init_phidget);
		module_exit(cleanup_phidget);

		MODULE_LICENSE("GPL");
		MODULE_AUTHOR("Sean Young <sean@mess.org>");
		MODULE_DESCRIPTION("Container module for phidget class");

drivers/usb/misc/phidget.h

deleted100644 → 0

+0 −12

Original line number	Diff line number	Diff line
		/*
		* USB Phidgets class
		*
		* Copyright (C) 2006 Sean Young <sean@mess.org>
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License as published by
		* the Free Software Foundation; either version 2 of the License, or
		* (at your option) any later version.
		*/

		extern struct class *phidget_class;

drivers/usb/misc/phidgetkit.c

deleted100644 → 0

+0 −740

Original line number	Diff line number	Diff line
		/*
		* USB PhidgetInterfaceKit driver 1.0
		*
		* Copyright (C) 2004, 2006 Sean Young <sean@mess.org>
		* Copyright (C) 2005 Daniel Saakes <daniel@saakes.net>
		* Copyright (C) 2004 Greg Kroah-Hartman <greg@kroah.com>
		*
		* This program is free software; you can redistribute it and/or modify
		* it under the terms of the GNU General Public License as published by
		* the Free Software Foundation; either version 2 of the License, or
		* (at your option) any later version.
		*
		* This is a driver for the USB PhidgetInterfaceKit.
		*/

		#include <linux/kernel.h>
		#include <linux/errno.h>
		#include <linux/init.h>
		#include <linux/slab.h>
		#include <linux/module.h>
		#include <linux/usb.h>

		#include "phidget.h"

		#define DRIVER_AUTHOR "Sean Young <sean@mess.org>"
		#define DRIVER_DESC "USB PhidgetInterfaceKit Driver"

		#define USB_VENDOR_ID_GLAB 0x06c2
		#define USB_DEVICE_ID_INTERFACEKIT004 0x0040
		#define USB_DEVICE_ID_INTERFACEKIT01616 0x0044
		#define USB_DEVICE_ID_INTERFACEKIT888 0x0045
		#define USB_DEVICE_ID_INTERFACEKIT047 0x0051
		#define USB_DEVICE_ID_INTERFACEKIT088 0x0053

		#define USB_VENDOR_ID_WISEGROUP 0x0925
		#define USB_DEVICE_ID_INTERFACEKIT884 0x8201

		#define MAX_INTERFACES 16

		#define URB_INT_SIZE 8

		struct driver_interfacekit {
		int sensors;
		int inputs;
		int outputs;
		int has_lcd;
		int amnesiac;
		};

		#define ifkit(_sensors, _inputs, _outputs, _lcd, _amnesiac) \
		{ \
		.sensors = _sensors, \
		.inputs = _inputs, \
		.outputs = _outputs, \
		.has_lcd = _lcd, \
		.amnesiac = _amnesiac \
		};

		static const struct driver_interfacekit ph_004 = ifkit(0, 0, 4, 0, 0);
		static const struct driver_interfacekit ph_888n = ifkit(8, 8, 8, 0, 1);
		static const struct driver_interfacekit ph_888o = ifkit(8, 8, 8, 0, 0);
		static const struct driver_interfacekit ph_047 = ifkit(0, 4, 7, 1, 0);
		static const struct driver_interfacekit ph_884 = ifkit(8, 8, 4, 0, 0);
		static const struct driver_interfacekit ph_088 = ifkit(0, 8, 8, 1, 0);
		static const struct driver_interfacekit ph_01616 = ifkit(0, 16, 16, 0, 0);

		static unsigned long device_no;

		struct interfacekit {
		struct usb_device *udev;
		struct usb_interface *intf;
		struct driver_interfacekit *ifkit;
		struct device *dev;
		unsigned long outputs;
		int dev_no;
		u8 inputs[MAX_INTERFACES];
		u16 sensors[MAX_INTERFACES];
		u8 lcd_files_on;

		struct urb *irq;
		unsigned char *data;
		dma_addr_t data_dma;

		struct delayed_work do_notify;
		struct delayed_work do_resubmit;
		unsigned long input_events;
		unsigned long sensor_events;
		};

		static struct usb_device_id id_table[] = {
		{USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT004),
		.driver_info = (kernel_ulong_t)&ph_004},
		{USB_DEVICE_VER(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT888, 0, 0x814),
		.driver_info = (kernel_ulong_t)&ph_888o},
		{USB_DEVICE_VER(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT888, 0x0815, 0xffff),
		.driver_info = (kernel_ulong_t)&ph_888n},
		{USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT047),
		.driver_info = (kernel_ulong_t)&ph_047},
		{USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT088),
		.driver_info = (kernel_ulong_t)&ph_088},
		{USB_DEVICE(USB_VENDOR_ID_GLAB, USB_DEVICE_ID_INTERFACEKIT01616),
		.driver_info = (kernel_ulong_t)&ph_01616},
		{USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_INTERFACEKIT884),
		.driver_info = (kernel_ulong_t)&ph_884},
		{}
		};
		MODULE_DEVICE_TABLE(usb, id_table);

		static int set_outputs(struct interfacekit *kit)
		{
		u8 *buffer;
		int retval;

		buffer = kzalloc(4, GFP_KERNEL);
		if (!buffer) {
		dev_err(&kit->udev->dev, "%s - out of memory\n", __func__);
		return -ENOMEM;
		}
		buffer[0] = (u8)kit->outputs;
		buffer[1] = (u8)(kit->outputs >> 8);

		dev_dbg(&kit->udev->dev, "sending data: 0x%04x\n", (u16)kit->outputs);

		retval = usb_control_msg(kit->udev,
		usb_sndctrlpipe(kit->udev, 0),
		0x09, 0x21, 0x0200, 0x0000, buffer, 4, 2000);

		if (retval != 4)
		dev_err(&kit->udev->dev, "usb_control_msg returned %d\n",
		retval);
		kfree(buffer);

		if (kit->ifkit->amnesiac)
		schedule_delayed_work(&kit->do_resubmit, HZ / 2);

		return retval < 0 ? retval : 0;
		}

		static int change_string(struct interfacekit kit, const char display, unsigned char row)
		{
		unsigned char *buffer;
		unsigned char *form_buffer;
		int retval = -ENOMEM;
		int i,j, len, buf_ptr;

		buffer = kmalloc(8, GFP_KERNEL);
		form_buffer = kmalloc(30, GFP_KERNEL);
		if ((!buffer) \|\| (!form_buffer)) {
		dev_err(&kit->udev->dev, "%s - out of memory\n", __func__);
		goto exit;
		}

		len = strlen(display);
		if (len > 20)
		len = 20;

		dev_dbg(&kit->udev->dev, "Setting LCD line %d to %s\n", row, display);

		form_buffer[0] = row * 0x40 + 0x80;
		form_buffer[1] = 0x02;
		buf_ptr = 2;
		for (i = 0; i<len; i++)
		form_buffer[buf_ptr++] = display[i];

		for (i = 0; i < (20 - len); i++)
		form_buffer[buf_ptr++] = 0x20;
		form_buffer[buf_ptr++] = 0x01;
		form_buffer[buf_ptr++] = row * 0x40 + 0x80 + strlen(display);

		for (i = 0; i < buf_ptr; i += 7) {
		if ((buf_ptr - i) > 7)
		len = 7;
		else
		len = (buf_ptr - i);
		for (j = 0; j < len; j++)
		buffer[j] = form_buffer[i + j];
		buffer[7] = len;

		retval = usb_control_msg(kit->udev,
		usb_sndctrlpipe(kit->udev, 0),
		0x09, 0x21, 0x0200, 0x0000, buffer, 8, 2000);
		if (retval < 0)
		goto exit;
		}

		retval = 0;
		exit:
		kfree(buffer);
		kfree(form_buffer);

		return retval;
		}

		#define set_lcd_line(number) \
		static ssize_t lcd_line_##number(struct device *dev, \
		struct device_attribute *attr, \
		const char *buf, size_t count) \
		{ \
		struct interfacekit *kit = dev_get_drvdata(dev); \
		change_string(kit, buf, number - 1); \
		return count; \
		}

		#define lcd_line_attr(number) \
		__ATTR(lcd_line_##number, S_IWUGO, NULL, lcd_line_##number)

		set_lcd_line(1);
		set_lcd_line(2);

		static ssize_t set_backlight(struct device dev, struct device_attribute attr, const char *buf, size_t count)
		{
		struct interfacekit *kit = dev_get_drvdata(dev);
		int enabled;
		unsigned char *buffer;
		int retval = -ENOMEM;

		buffer = kzalloc(8, GFP_KERNEL);
		if (!buffer) {
		dev_err(&kit->udev->dev, "%s - out of memory\n", __func__);
		goto exit;
		}

		if (sscanf(buf, "%d", &enabled) < 1) {
		retval = -EINVAL;
		goto exit;
		}
		if (enabled)
		buffer[0] = 0x01;
		buffer[7] = 0x11;

		dev_dbg(&kit->udev->dev, "Setting backlight to %s\n", enabled ? "on" : "off");

		retval = usb_control_msg(kit->udev,
		usb_sndctrlpipe(kit->udev, 0),
		0x09, 0x21, 0x0200, 0x0000, buffer, 8, 2000);
		if (retval < 0)
		goto exit;

		retval = count;
		exit:
		kfree(buffer);
		return retval;
		}

		static struct device_attribute dev_lcd_line_attrs[] = {
		lcd_line_attr(1),
		lcd_line_attr(2),
		__ATTR(backlight, S_IWUGO, NULL, set_backlight)
		};

		static void remove_lcd_files(struct interfacekit *kit)
		{
		int i;

		if (kit->lcd_files_on) {
		dev_dbg(&kit->udev->dev, "Removing lcd files\n");

		for (i=0; i<ARRAY_SIZE(dev_lcd_line_attrs); i++)
		device_remove_file(kit->dev, &dev_lcd_line_attrs[i]);
		}
		}

		static ssize_t enable_lcd_files(struct device dev, struct device_attribute attr, const char *buf, size_t count)
		{
		struct interfacekit *kit = dev_get_drvdata(dev);
		int enable;
		int i, rc;

		if (kit->ifkit->has_lcd == 0)
		return -ENODEV;

		if (sscanf(buf, "%d", &enable) < 1)
		return -EINVAL;

		if (enable) {
		if (!kit->lcd_files_on) {
		dev_dbg(&kit->udev->dev, "Adding lcd files\n");
		for (i=0; i<ARRAY_SIZE(dev_lcd_line_attrs); i++) {
		rc = device_create_file(kit->dev,
		&dev_lcd_line_attrs[i]);
		if (rc)
		goto out;
		}
		kit->lcd_files_on = 1;
		}
		} else {
		if (kit->lcd_files_on) {
		remove_lcd_files(kit);
		kit->lcd_files_on = 0;
		}
		}

		return count;
		out:
		while (i-- > 0)
		device_remove_file(kit->dev, &dev_lcd_line_attrs[i]);

		return rc;
		}

		static DEVICE_ATTR(lcd, S_IWUGO, NULL, enable_lcd_files);

		static void interfacekit_irq(struct urb *urb)
		{
		struct interfacekit *kit = urb->context;
		unsigned char *buffer = kit->data;
		int i, level, sensor;
		int retval;
		int status = urb->status;

		switch (status) {
		case 0: /* success */
		break;
		case -ECONNRESET: /* unlink */
		case -ENOENT:
		case -ESHUTDOWN:
		return;
		/* -EPIPE: should clear the halt */
		default: /* error */
		goto resubmit;
		}

		/* digital inputs */
		if (kit->ifkit->inputs == 16) {
		for (i=0; i < 8; i++) {
		level = (buffer[0] >> i) & 1;
		if (kit->inputs[i] != level) {
		kit->inputs[i] = level;
		set_bit(i, &kit->input_events);
		}
		level = (buffer[1] >> i) & 1;
		if (kit->inputs[8 + i] != level) {
		kit->inputs[8 + i] = level;
		set_bit(8 + i, &kit->input_events);
		}
		}
		}
		else if (kit->ifkit->inputs == 8) {
		for (i=0; i < 8; i++) {
		level = (buffer[1] >> i) & 1;
		if (kit->inputs[i] != level) {
		kit->inputs[i] = level;
		set_bit(i, &kit->input_events);
		}
		}
		}

		/* analog inputs */
		if (kit->ifkit->sensors) {
		sensor = (buffer[0] & 1) ? 4 : 0;

		level = buffer[2] + (buffer[3] & 0x0f) * 256;
		if (level != kit->sensors[sensor]) {
		kit->sensors[sensor] = level;
		set_bit(sensor, &kit->sensor_events);
		}
		sensor++;
		level = buffer[4] + (buffer[3] & 0xf0) * 16;
		if (level != kit->sensors[sensor]) {
		kit->sensors[sensor] = level;
		set_bit(sensor, &kit->sensor_events);
		}
		sensor++;
		level = buffer[5] + (buffer[6] & 0x0f) * 256;
		if (level != kit->sensors[sensor]) {
		kit->sensors[sensor] = level;
		set_bit(sensor, &kit->sensor_events);
		}
		sensor++;
		level = buffer[7] + (buffer[6] & 0xf0) * 16;
		if (level != kit->sensors[sensor]) {
		kit->sensors[sensor] = level;
		set_bit(sensor, &kit->sensor_events);
		}
		}

		if (kit->input_events \|\| kit->sensor_events)
		schedule_delayed_work(&kit->do_notify, 0);

		resubmit:
		retval = usb_submit_urb(urb, GFP_ATOMIC);
		if (retval)
		err("can't resubmit intr, %s-%s/interfacekit0, retval %d",
		kit->udev->bus->bus_name,
		kit->udev->devpath, retval);
		}

		static void do_notify(struct work_struct *work)
		{
		struct interfacekit *kit =
		container_of(work, struct interfacekit, do_notify.work);
		int i;
		char sysfs_file[8];

		for (i=0; i<kit->ifkit->inputs; i++) {
		if (test_and_clear_bit(i, &kit->input_events)) {
		sprintf(sysfs_file, "input%d", i + 1);
		sysfs_notify(&kit->dev->kobj, NULL, sysfs_file);
		}
		}

		for (i=0; i<kit->ifkit->sensors; i++) {
		if (test_and_clear_bit(i, &kit->sensor_events)) {
		sprintf(sysfs_file, "sensor%d", i + 1);
		sysfs_notify(&kit->dev->kobj, NULL, sysfs_file);
		}
		}
		}

		static void do_resubmit(struct work_struct *work)
		{
		struct interfacekit *kit =
		container_of(work, struct interfacekit, do_resubmit.work);
		set_outputs(kit);
		}

		#define show_set_output(value) \
		static ssize_t set_output##value(struct device *dev, \
		struct device_attribute *attr, \
		const char *buf, size_t count) \
		{ \
		struct interfacekit *kit = dev_get_drvdata(dev); \
		int enable; \
		int retval; \
		\
		if (sscanf(buf, "%d", &enable) < 1) \
		return -EINVAL; \
		\
		if (enable) \
		set_bit(value - 1, &kit->outputs); \
		else \
		clear_bit(value - 1, &kit->outputs); \
		\
		retval = set_outputs(kit); \
		\
		return retval ? retval : count; \
		} \
		\
		static ssize_t show_output##value(struct device *dev, \
		struct device_attribute *attr, \
		char *buf) \
		{ \
		struct interfacekit *kit = dev_get_drvdata(dev); \
		\
		return sprintf(buf, "%d\n", !!test_bit(value - 1, &kit->outputs));\
		}

		#define output_attr(value) \
		__ATTR(output##value, S_IWUGO \| S_IRUGO, \
		show_output##value, set_output##value)

		show_set_output(1);
		show_set_output(2);
		show_set_output(3);
		show_set_output(4);
		show_set_output(5);
		show_set_output(6);
		show_set_output(7);
		show_set_output(8);
		show_set_output(9);
		show_set_output(10);
		show_set_output(11);
		show_set_output(12);
		show_set_output(13);
		show_set_output(14);
		show_set_output(15);
		show_set_output(16);

		static struct device_attribute dev_output_attrs[] = {
		output_attr(1), output_attr(2), output_attr(3), output_attr(4),
		output_attr(5), output_attr(6), output_attr(7), output_attr(8),
		output_attr(9), output_attr(10), output_attr(11), output_attr(12),
		output_attr(13), output_attr(14), output_attr(15), output_attr(16)
		};

		#define show_input(value) \
		static ssize_t show_input##value(struct device *dev, \
		struct device_attribute attr, char buf) \
		{ \
		struct interfacekit *kit = dev_get_drvdata(dev); \
		\
		return sprintf(buf, "%d\n", (int)kit->inputs[value - 1]); \
		}

		#define input_attr(value) \
		__ATTR(input##value, S_IRUGO, show_input##value, NULL)

		show_input(1);
		show_input(2);
		show_input(3);
		show_input(4);
		show_input(5);
		show_input(6);
		show_input(7);
		show_input(8);
		show_input(9);
		show_input(10);
		show_input(11);
		show_input(12);
		show_input(13);
		show_input(14);
		show_input(15);
		show_input(16);

		static struct device_attribute dev_input_attrs[] = {
		input_attr(1), input_attr(2), input_attr(3), input_attr(4),
		input_attr(5), input_attr(6), input_attr(7), input_attr(8),
		input_attr(9), input_attr(10), input_attr(11), input_attr(12),
		input_attr(13), input_attr(14), input_attr(15), input_attr(16)
		};

		#define show_sensor(value) \
		static ssize_t show_sensor##value(struct device *dev, \
		struct device_attribute *attr, \
		char *buf) \
		{ \
		struct interfacekit *kit = dev_get_drvdata(dev); \
		\
		return sprintf(buf, "%d\n", (int)kit->sensors[value - 1]); \
		}

		#define sensor_attr(value) \
		__ATTR(sensor##value, S_IRUGO, show_sensor##value, NULL)

		show_sensor(1);
		show_sensor(2);
		show_sensor(3);
		show_sensor(4);
		show_sensor(5);
		show_sensor(6);
		show_sensor(7);
		show_sensor(8);

		static struct device_attribute dev_sensor_attrs[] = {
		sensor_attr(1), sensor_attr(2), sensor_attr(3), sensor_attr(4),
		sensor_attr(5), sensor_attr(6), sensor_attr(7), sensor_attr(8)
		};

		static int interfacekit_probe(struct usb_interface intf, const struct usb_device_id id)
		{
		struct usb_device *dev = interface_to_usbdev(intf);
		struct usb_host_interface *interface;
		struct usb_endpoint_descriptor *endpoint;
		struct interfacekit *kit;
		struct driver_interfacekit *ifkit;
		int pipe, maxp, rc = -ENOMEM;
		int bit, value, i;

		ifkit = (struct driver_interfacekit *)id->driver_info;
		if (!ifkit)
		return -ENODEV;

		interface = intf->cur_altsetting;
		if (interface->desc.bNumEndpoints != 1)
		return -ENODEV;

		endpoint = &interface->endpoint[0].desc;
		if (!usb_endpoint_dir_in(endpoint))
		return -ENODEV;
		/*
		* bmAttributes
		*/
		pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
		maxp = usb_maxpacket(dev, pipe, usb_pipeout(pipe));

		kit = kzalloc(sizeof(*kit), GFP_KERNEL);
		if (!kit)
		goto out;

		kit->dev_no = -1;
		kit->ifkit = ifkit;
		kit->data = usb_buffer_alloc(dev, URB_INT_SIZE, GFP_ATOMIC, &kit->data_dma);
		if (!kit->data)
		goto out;

		kit->irq = usb_alloc_urb(0, GFP_KERNEL);
		if (!kit->irq)
		goto out;

		kit->udev = usb_get_dev(dev);
		kit->intf = intf;
		INIT_DELAYED_WORK(&kit->do_notify, do_notify);
		INIT_DELAYED_WORK(&kit->do_resubmit, do_resubmit);
		usb_fill_int_urb(kit->irq, kit->udev, pipe, kit->data,
		maxp > URB_INT_SIZE ? URB_INT_SIZE : maxp,
		interfacekit_irq, kit, endpoint->bInterval);
		kit->irq->transfer_dma = kit->data_dma;
		kit->irq->transfer_flags \|= URB_NO_TRANSFER_DMA_MAP;

		usb_set_intfdata(intf, kit);

		do {
		bit = find_first_zero_bit(&device_no, sizeof(device_no));
		value = test_and_set_bit(bit, &device_no);
		} while(value);
		kit->dev_no = bit;

		kit->dev = device_create(phidget_class, &kit->udev->dev, MKDEV(0, 0),
		kit, "interfacekit%d", kit->dev_no);
		if (IS_ERR(kit->dev)) {
		rc = PTR_ERR(kit->dev);
		kit->dev = NULL;
		goto out;
		}

		if (usb_submit_urb(kit->irq, GFP_KERNEL)) {
		rc = -EIO;
		goto out;
		}

		for (i=0; i<ifkit->outputs; i++ ) {
		rc = device_create_file(kit->dev, &dev_output_attrs[i]);
		if (rc)
		goto out2;
		}

		for (i=0; i<ifkit->inputs; i++ ) {
		rc = device_create_file(kit->dev, &dev_input_attrs[i]);
		if (rc)
		goto out3;
		}

		for (i=0; i<ifkit->sensors; i++ ) {
		rc = device_create_file(kit->dev, &dev_sensor_attrs[i]);
		if (rc)
		goto out4;
		}

		if (ifkit->has_lcd) {
		rc = device_create_file(kit->dev, &dev_attr_lcd);
		if (rc)
		goto out4;

		}

		dev_info(&intf->dev, "USB PhidgetInterfaceKit %d/%d/%d attached\n",
		ifkit->sensors, ifkit->inputs, ifkit->outputs);

		return 0;

		out4:
		while (i-- > 0)
		device_remove_file(kit->dev, &dev_sensor_attrs[i]);

		i = ifkit->inputs;
		out3:
		while (i-- > 0)
		device_remove_file(kit->dev, &dev_input_attrs[i]);

		i = ifkit->outputs;
		out2:
		while (i-- > 0)
		device_remove_file(kit->dev, &dev_output_attrs[i]);
		out:
		if (kit) {
		usb_free_urb(kit->irq);
		if (kit->data)
		usb_buffer_free(dev, URB_INT_SIZE, kit->data, kit->data_dma);
		if (kit->dev)
		device_unregister(kit->dev);
		if (kit->dev_no >= 0)
		clear_bit(kit->dev_no, &device_no);

		kfree(kit);
		}

		return rc;
		}

		static void interfacekit_disconnect(struct usb_interface *interface)
		{
		struct interfacekit *kit;
		int i;

		kit = usb_get_intfdata(interface);
		usb_set_intfdata(interface, NULL);
		if (!kit)
		return;

		usb_kill_urb(kit->irq);
		usb_free_urb(kit->irq);
		usb_buffer_free(kit->udev, URB_INT_SIZE, kit->data, kit->data_dma);

		cancel_delayed_work(&kit->do_notify);
		cancel_delayed_work(&kit->do_resubmit);

		for (i=0; i<kit->ifkit->outputs; i++)
		device_remove_file(kit->dev, &dev_output_attrs[i]);

		for (i=0; i<kit->ifkit->inputs; i++)
		device_remove_file(kit->dev, &dev_input_attrs[i]);

		for (i=0; i<kit->ifkit->sensors; i++)
		device_remove_file(kit->dev, &dev_sensor_attrs[i]);

		if (kit->ifkit->has_lcd) {
		device_remove_file(kit->dev, &dev_attr_lcd);
		remove_lcd_files(kit);
		}

		device_unregister(kit->dev);

		dev_info(&interface->dev, "USB PhidgetInterfaceKit %d/%d/%d detached\n",
		kit->ifkit->sensors, kit->ifkit->inputs, kit->ifkit->outputs);

		usb_put_dev(kit->udev);
		clear_bit(kit->dev_no, &device_no);

		kfree(kit);
		}

		static struct usb_driver interfacekit_driver = {
		.name = "phidgetkit",
		.probe = interfacekit_probe,
		.disconnect = interfacekit_disconnect,
		.id_table = id_table
		};

		static int __init interfacekit_init(void)
		{
		int retval = 0;

		retval = usb_register(&interfacekit_driver);
		if (retval)
		err("usb_register failed. Error number %d", retval);

		return retval;
		}

		static void __exit interfacekit_exit(void)
		{
		usb_deregister(&interfacekit_driver);
		}

		module_init(interfacekit_init);
		module_exit(interfacekit_exit);

		MODULE_AUTHOR(DRIVER_AUTHOR);
		MODULE_DESCRIPTION(DRIVER_DESC);
		MODULE_LICENSE("GPL");

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