2 * USB PhidgetInterfaceKit driver 1.0
4 * Copyright (C) 2004, 2006 Sean Young <sean@mess.org>
5 * Copyright (C) 2005 Daniel Saakes <daniel@saakes.net>
6 * Copyright (C) 2004 Greg Kroah-Hartman <greg@kroah.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This is a driver for the USB PhidgetInterfaceKit.
16 #include <linux/kernel.h>
17 #include <linux/errno.h>
18 #include <linux/init.h>
19 #include <linux/slab.h>
20 #include <linux/module.h>
21 #include <linux/usb.h>
23 #define DRIVER_AUTHOR "Sean Young <sean@mess.org>"
24 #define DRIVER_DESC "USB PhidgetInterfaceKit Driver"
26 #define USB_VENDOR_ID_GLAB 0x06c2
27 #define USB_DEVICE_ID_INTERFACEKIT004 0x0040
28 #define USB_DEVICE_ID_INTERFACEKIT01616 0x0044
29 #define USB_DEVICE_ID_INTERFACEKIT888 0x0045
30 #define USB_DEVICE_ID_INTERFACEKIT047 0x0051
31 #define USB_DEVICE_ID_INTERFACEKIT088 0x0053
33 #define USB_VENDOR_ID_WISEGROUP 0x0925
34 #define USB_DEVICE_ID_INTERFACEKIT884 0x8201
36 #define MAX_INTERFACES 16
38 #define URB_INT_SIZE 8
40 struct driver_interfacekit
{
46 #define ifkit(_sensors, _inputs, _outputs, _lcd) \
47 static struct driver_interfacekit ph_##_sensors##_inputs##_outputs = { \
48 .sensors = _sensors, \
50 .outputs = _outputs, \
61 struct usb_device
*udev
;
62 struct usb_interface
*intf
;
63 struct driver_interfacekit
*ifkit
;
64 unsigned long outputs
;
65 u8 inputs
[MAX_INTERFACES
];
66 u16 sensors
[MAX_INTERFACES
];
73 struct work_struct do_notify
;
74 unsigned long input_events
;
75 unsigned long sensor_events
;
78 static struct usb_device_id id_table
[] = {
79 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT004
),
80 .driver_info
= (kernel_ulong_t
)&ph_004
},
81 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT888
),
82 .driver_info
= (kernel_ulong_t
)&ph_888
},
83 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT047
),
84 .driver_info
= (kernel_ulong_t
)&ph_047
},
85 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT088
),
86 .driver_info
= (kernel_ulong_t
)&ph_088
},
87 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT01616
),
88 .driver_info
= (kernel_ulong_t
)&ph_01616
},
89 {USB_DEVICE(USB_VENDOR_ID_WISEGROUP
, USB_DEVICE_ID_INTERFACEKIT884
),
90 .driver_info
= (kernel_ulong_t
)&ph_884
},
93 MODULE_DEVICE_TABLE(usb
, id_table
);
95 static int change_outputs(struct interfacekit
*kit
, int output_num
, int enable
)
101 set_bit(output_num
, &kit
->outputs
);
103 clear_bit(output_num
, &kit
->outputs
);
105 buffer
= kzalloc(4, GFP_KERNEL
);
107 dev_err(&kit
->udev
->dev
, "%s - out of memory\n", __FUNCTION__
);
110 buffer
[0] = (u8
)kit
->outputs
;
111 buffer
[1] = (u8
)(kit
->outputs
>> 8);
113 dev_dbg(&kit
->udev
->dev
, "sending data: 0x%04x\n", (u16
)kit
->outputs
);
115 retval
= usb_control_msg(kit
->udev
,
116 usb_sndctrlpipe(kit
->udev
, 0),
117 0x09, 0x21, 0x0200, 0x0000, buffer
, 4, 2000);
120 dev_err(&kit
->udev
->dev
, "usb_control_msg returned %d\n",
124 return retval
< 0 ? retval
: 0;
127 static int change_string(struct interfacekit
*kit
, const char *display
, unsigned char row
)
129 unsigned char *buffer
;
130 unsigned char *form_buffer
;
131 int retval
= -ENOMEM
;
132 int i
,j
, len
, buf_ptr
;
134 buffer
= kmalloc(8, GFP_KERNEL
);
135 form_buffer
= kmalloc(30, GFP_KERNEL
);
136 if ((!buffer
) || (!form_buffer
)) {
137 dev_err(&kit
->udev
->dev
, "%s - out of memory\n", __FUNCTION__
);
141 len
= strlen(display
);
145 dev_dbg(&kit
->udev
->dev
, "Setting LCD line %d to %s\n", row
, display
);
147 form_buffer
[0] = row
* 0x40 + 0x80;
148 form_buffer
[1] = 0x02;
150 for (i
= 0; i
<len
; i
++)
151 form_buffer
[buf_ptr
++] = display
[i
];
153 for (i
= 0; i
< (20 - len
); i
++)
154 form_buffer
[buf_ptr
++] = 0x20;
155 form_buffer
[buf_ptr
++] = 0x01;
156 form_buffer
[buf_ptr
++] = row
* 0x40 + 0x80 + strlen(display
);
158 for (i
= 0; i
< buf_ptr
; i
+= 7) {
159 if ((buf_ptr
- i
) > 7)
163 for (j
= 0; j
< len
; j
++)
164 buffer
[j
] = form_buffer
[i
+ j
];
167 retval
= usb_control_msg(kit
->udev
,
168 usb_sndctrlpipe(kit
->udev
, 0),
169 0x09, 0x21, 0x0200, 0x0000, buffer
, 8, 2000);
182 #define set_lcd_line(number) \
183 static ssize_t lcd_line_##number(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
185 struct usb_interface *intf = to_usb_interface(dev); \
186 struct interfacekit *kit = usb_get_intfdata(intf); \
187 change_string(kit, buf, number - 1); \
190 static DEVICE_ATTR(lcd_line_##number, S_IWUGO, NULL, lcd_line_##number);
194 static ssize_t
set_backlight(struct device
*dev
, struct device_attribute
*attr
, const char *buf
, size_t count
)
196 struct usb_interface
*intf
= to_usb_interface(dev
);
197 struct interfacekit
*kit
= usb_get_intfdata(intf
);
199 unsigned char *buffer
;
200 int retval
= -ENOMEM
;
202 buffer
= kzalloc(8, GFP_KERNEL
);
204 dev_err(&kit
->udev
->dev
, "%s - out of memory\n", __FUNCTION__
);
208 if (sscanf(buf
, "%d", &enabled
) < 1) {
216 dev_dbg(&kit
->udev
->dev
, "Setting backlight to %s\n", enabled
? "on" : "off");
218 retval
= usb_control_msg(kit
->udev
,
219 usb_sndctrlpipe(kit
->udev
, 0),
220 0x09, 0x21, 0x0200, 0x0000, buffer
, 8, 2000);
229 static DEVICE_ATTR(backlight
, S_IWUGO
, NULL
, set_backlight
);
231 static void remove_lcd_files(struct interfacekit
*kit
)
233 if (kit
->lcd_files_on
) {
234 dev_dbg(&kit
->udev
->dev
, "Removing lcd files\n");
235 device_remove_file(&kit
->intf
->dev
, &dev_attr_lcd_line_1
);
236 device_remove_file(&kit
->intf
->dev
, &dev_attr_lcd_line_2
);
237 device_remove_file(&kit
->intf
->dev
, &dev_attr_backlight
);
241 static ssize_t
enable_lcd_files(struct device
*dev
, struct device_attribute
*attr
, const char *buf
, size_t count
)
243 struct usb_interface
*intf
= to_usb_interface(dev
);
244 struct interfacekit
*kit
= usb_get_intfdata(intf
);
247 if (kit
->ifkit
->has_lcd
== 0)
250 if (sscanf(buf
, "%d", &enable
) < 1)
254 if (!kit
->lcd_files_on
) {
255 dev_dbg(&kit
->udev
->dev
, "Adding lcd files\n");
256 device_create_file(&kit
->intf
->dev
, &dev_attr_lcd_line_1
);
257 device_create_file(&kit
->intf
->dev
, &dev_attr_lcd_line_2
);
258 device_create_file(&kit
->intf
->dev
, &dev_attr_backlight
);
259 kit
->lcd_files_on
= 1;
262 if (kit
->lcd_files_on
) {
263 remove_lcd_files(kit
);
264 kit
->lcd_files_on
= 0;
270 static DEVICE_ATTR(lcd
, S_IWUGO
, NULL
, enable_lcd_files
);
272 static void interfacekit_irq(struct urb
*urb
, struct pt_regs
*regs
)
274 struct interfacekit
*kit
= urb
->context
;
275 unsigned char *buffer
= kit
->data
;
276 int i
, level
, sensor
;
279 switch (urb
->status
) {
280 case 0: /* success */
282 case -ECONNRESET
: /* unlink */
286 /* -EPIPE: should clear the halt */
292 if (kit
->ifkit
->inputs
== 16) {
293 for (i
=0; i
< 8; i
++) {
294 level
= (buffer
[0] >> i
) & 1;
295 if (kit
->inputs
[i
] != level
) {
296 kit
->inputs
[i
] = level
;
297 set_bit(i
, &kit
->input_events
);
299 level
= (buffer
[1] >> i
) & 1;
300 if (kit
->inputs
[8 + i
] != level
) {
301 kit
->inputs
[8 + i
] = level
;
302 set_bit(8 + i
, &kit
->input_events
);
306 else if (kit
->ifkit
->inputs
== 8) {
307 for (i
=0; i
< 8; i
++) {
308 level
= (buffer
[1] >> i
) & 1;
309 if (kit
->inputs
[i
] != level
) {
310 kit
->inputs
[i
] = level
;
311 set_bit(i
, &kit
->input_events
);
317 if (kit
->ifkit
->sensors
) {
318 sensor
= (buffer
[0] & 1) ? 4 : 0;
320 level
= buffer
[2] + (buffer
[3] & 0x0f) * 256;
321 if (level
!= kit
->sensors
[sensor
]) {
322 kit
->sensors
[sensor
] = level
;
323 set_bit(sensor
, &kit
->sensor_events
);
326 level
= buffer
[4] + (buffer
[3] & 0xf0) * 16;
327 if (level
!= kit
->sensors
[sensor
]) {
328 kit
->sensors
[sensor
] = level
;
329 set_bit(sensor
, &kit
->sensor_events
);
332 level
= buffer
[5] + (buffer
[6] & 0x0f) * 256;
333 if (level
!= kit
->sensors
[sensor
]) {
334 kit
->sensors
[sensor
] = level
;
335 set_bit(sensor
, &kit
->sensor_events
);
338 level
= buffer
[7] + (buffer
[6] & 0xf0) * 16;
339 if (level
!= kit
->sensors
[sensor
]) {
340 kit
->sensors
[sensor
] = level
;
341 set_bit(sensor
, &kit
->sensor_events
);
345 if (kit
->input_events
|| kit
->sensor_events
)
346 schedule_work(&kit
->do_notify
);
349 status
= usb_submit_urb(urb
, SLAB_ATOMIC
);
351 err("can't resubmit intr, %s-%s/interfacekit0, status %d",
352 kit
->udev
->bus
->bus_name
,
353 kit
->udev
->devpath
, status
);
356 static void do_notify(void *data
)
358 struct interfacekit
*kit
= data
;
362 for (i
=0; i
<kit
->ifkit
->inputs
; i
++) {
363 if (test_and_clear_bit(i
, &kit
->input_events
)) {
364 sprintf(sysfs_file
, "input%d", i
+ 1);
365 sysfs_notify(&kit
->intf
->dev
.kobj
, NULL
, sysfs_file
);
369 for (i
=0; i
<kit
->ifkit
->sensors
; i
++) {
370 if (test_and_clear_bit(i
, &kit
->sensor_events
)) {
371 sprintf(sysfs_file
, "sensor%d", i
+ 1);
372 sysfs_notify(&kit
->intf
->dev
.kobj
, NULL
, sysfs_file
);
377 #define show_set_output(value) \
378 static ssize_t set_output##value(struct device *dev, struct device_attribute *attr, const char *buf, \
381 struct usb_interface *intf = to_usb_interface(dev); \
382 struct interfacekit *kit = usb_get_intfdata(intf); \
386 if (sscanf(buf, "%d", &enabled) < 1) \
389 retval = change_outputs(kit, value - 1, enabled); \
391 return retval ? retval : count; \
394 static ssize_t show_output##value(struct device *dev, struct device_attribute *attr, char *buf) \
396 struct usb_interface *intf = to_usb_interface(dev); \
397 struct interfacekit *kit = usb_get_intfdata(intf); \
399 return sprintf(buf, "%d\n", !!test_bit(value - 1, &kit->outputs));\
401 static DEVICE_ATTR(output##value, S_IWUGO | S_IRUGO, \
402 show_output##value, set_output##value);
420 #define show_input(value) \
421 static ssize_t show_input##value(struct device *dev, struct device_attribute *attr, char *buf) \
423 struct usb_interface *intf = to_usb_interface(dev); \
424 struct interfacekit *kit = usb_get_intfdata(intf); \
426 return sprintf(buf, "%d\n", (int)kit->inputs[value - 1]); \
428 static DEVICE_ATTR(input##value, S_IRUGO, show_input##value, NULL);
447 #define show_sensor(value) \
448 static ssize_t show_sensor##value(struct device *dev, struct device_attribute *attr, char *buf) \
450 struct usb_interface *intf = to_usb_interface(dev); \
451 struct interfacekit *kit = usb_get_intfdata(intf); \
453 return sprintf(buf, "%d\n", (int)kit->sensors[value - 1]); \
455 static DEVICE_ATTR(sensor##value, S_IRUGO, show_sensor##value, NULL);
466 static int interfacekit_probe(struct usb_interface
*intf
, const struct usb_device_id
*id
)
468 struct usb_device
*dev
= interface_to_usbdev(intf
);
469 struct usb_host_interface
*interface
;
470 struct usb_endpoint_descriptor
*endpoint
;
471 struct interfacekit
*kit
;
472 struct driver_interfacekit
*ifkit
;
473 int pipe
, maxp
, rc
= -ENOMEM
;
475 ifkit
= (struct driver_interfacekit
*)id
->driver_info
;
479 interface
= intf
->cur_altsetting
;
480 if (interface
->desc
.bNumEndpoints
!= 1)
483 endpoint
= &interface
->endpoint
[0].desc
;
484 if (!(endpoint
->bEndpointAddress
& 0x80))
489 pipe
= usb_rcvintpipe(dev
, endpoint
->bEndpointAddress
);
490 maxp
= usb_maxpacket(dev
, pipe
, usb_pipeout(pipe
));
492 kit
= kzalloc(sizeof(*kit
), GFP_KERNEL
);
497 kit
->data
= usb_buffer_alloc(dev
, URB_INT_SIZE
, SLAB_ATOMIC
, &kit
->data_dma
);
501 kit
->irq
= usb_alloc_urb(0, GFP_KERNEL
);
505 kit
->udev
= usb_get_dev(dev
);
507 INIT_WORK(&kit
->do_notify
, do_notify
, kit
);
508 usb_fill_int_urb(kit
->irq
, kit
->udev
, pipe
, kit
->data
,
509 maxp
> URB_INT_SIZE
? URB_INT_SIZE
: maxp
,
510 interfacekit_irq
, kit
, endpoint
->bInterval
);
511 kit
->irq
->transfer_dma
= kit
->data_dma
;
512 kit
->irq
->transfer_flags
|= URB_NO_TRANSFER_DMA_MAP
;
514 usb_set_intfdata(intf
, kit
);
516 if (usb_submit_urb(kit
->irq
, GFP_KERNEL
)) {
521 if (ifkit
->outputs
>= 4) {
522 device_create_file(&intf
->dev
, &dev_attr_output1
);
523 device_create_file(&intf
->dev
, &dev_attr_output2
);
524 device_create_file(&intf
->dev
, &dev_attr_output3
);
525 device_create_file(&intf
->dev
, &dev_attr_output4
);
527 if (ifkit
->outputs
>= 8) {
528 device_create_file(&intf
->dev
, &dev_attr_output5
);
529 device_create_file(&intf
->dev
, &dev_attr_output6
);
530 device_create_file(&intf
->dev
, &dev_attr_output7
);
531 device_create_file(&intf
->dev
, &dev_attr_output8
);
533 if (ifkit
->outputs
== 16) {
534 device_create_file(&intf
->dev
, &dev_attr_output9
);
535 device_create_file(&intf
->dev
, &dev_attr_output10
);
536 device_create_file(&intf
->dev
, &dev_attr_output11
);
537 device_create_file(&intf
->dev
, &dev_attr_output12
);
538 device_create_file(&intf
->dev
, &dev_attr_output13
);
539 device_create_file(&intf
->dev
, &dev_attr_output14
);
540 device_create_file(&intf
->dev
, &dev_attr_output15
);
541 device_create_file(&intf
->dev
, &dev_attr_output16
);
544 if (ifkit
->inputs
>= 4) {
545 device_create_file(&intf
->dev
, &dev_attr_input1
);
546 device_create_file(&intf
->dev
, &dev_attr_input2
);
547 device_create_file(&intf
->dev
, &dev_attr_input3
);
548 device_create_file(&intf
->dev
, &dev_attr_input4
);
550 if (ifkit
->inputs
>= 8) {
551 device_create_file(&intf
->dev
, &dev_attr_input5
);
552 device_create_file(&intf
->dev
, &dev_attr_input6
);
553 device_create_file(&intf
->dev
, &dev_attr_input7
);
554 device_create_file(&intf
->dev
, &dev_attr_input8
);
556 if (ifkit
->inputs
== 16) {
557 device_create_file(&intf
->dev
, &dev_attr_input9
);
558 device_create_file(&intf
->dev
, &dev_attr_input10
);
559 device_create_file(&intf
->dev
, &dev_attr_input11
);
560 device_create_file(&intf
->dev
, &dev_attr_input12
);
561 device_create_file(&intf
->dev
, &dev_attr_input13
);
562 device_create_file(&intf
->dev
, &dev_attr_input14
);
563 device_create_file(&intf
->dev
, &dev_attr_input15
);
564 device_create_file(&intf
->dev
, &dev_attr_input16
);
567 if (ifkit
->sensors
>= 4) {
568 device_create_file(&intf
->dev
, &dev_attr_sensor1
);
569 device_create_file(&intf
->dev
, &dev_attr_sensor2
);
570 device_create_file(&intf
->dev
, &dev_attr_sensor3
);
571 device_create_file(&intf
->dev
, &dev_attr_sensor4
);
573 if (ifkit
->sensors
>= 7) {
574 device_create_file(&intf
->dev
, &dev_attr_sensor5
);
575 device_create_file(&intf
->dev
, &dev_attr_sensor6
);
576 device_create_file(&intf
->dev
, &dev_attr_sensor7
);
578 if (ifkit
->sensors
== 8)
579 device_create_file(&intf
->dev
, &dev_attr_sensor8
);
582 device_create_file(&intf
->dev
, &dev_attr_lcd
);
584 dev_info(&intf
->dev
, "USB PhidgetInterfaceKit %d/%d/%d attached\n",
585 ifkit
->sensors
, ifkit
->inputs
, ifkit
->outputs
);
592 usb_free_urb(kit
->irq
);
594 usb_buffer_free(dev
, URB_INT_SIZE
, kit
->data
, kit
->data_dma
);
601 static void interfacekit_disconnect(struct usb_interface
*interface
)
603 struct interfacekit
*kit
;
605 kit
= usb_get_intfdata(interface
);
606 usb_set_intfdata(interface
, NULL
);
610 usb_kill_urb(kit
->irq
);
611 usb_free_urb(kit
->irq
);
612 usb_buffer_free(kit
->udev
, URB_INT_SIZE
, kit
->data
, kit
->data_dma
);
614 cancel_delayed_work(&kit
->do_notify
);
616 if (kit
->ifkit
->outputs
>= 4) {
617 device_remove_file(&interface
->dev
, &dev_attr_output1
);
618 device_remove_file(&interface
->dev
, &dev_attr_output2
);
619 device_remove_file(&interface
->dev
, &dev_attr_output3
);
620 device_remove_file(&interface
->dev
, &dev_attr_output4
);
622 if (kit
->ifkit
->outputs
>= 8) {
623 device_remove_file(&interface
->dev
, &dev_attr_output5
);
624 device_remove_file(&interface
->dev
, &dev_attr_output6
);
625 device_remove_file(&interface
->dev
, &dev_attr_output7
);
626 device_remove_file(&interface
->dev
, &dev_attr_output8
);
628 if (kit
->ifkit
->outputs
== 16) {
629 device_remove_file(&interface
->dev
, &dev_attr_output9
);
630 device_remove_file(&interface
->dev
, &dev_attr_output10
);
631 device_remove_file(&interface
->dev
, &dev_attr_output11
);
632 device_remove_file(&interface
->dev
, &dev_attr_output12
);
633 device_remove_file(&interface
->dev
, &dev_attr_output13
);
634 device_remove_file(&interface
->dev
, &dev_attr_output14
);
635 device_remove_file(&interface
->dev
, &dev_attr_output15
);
636 device_remove_file(&interface
->dev
, &dev_attr_output16
);
639 if (kit
->ifkit
->inputs
>= 4) {
640 device_remove_file(&interface
->dev
, &dev_attr_input1
);
641 device_remove_file(&interface
->dev
, &dev_attr_input2
);
642 device_remove_file(&interface
->dev
, &dev_attr_input3
);
643 device_remove_file(&interface
->dev
, &dev_attr_input4
);
645 if (kit
->ifkit
->inputs
>= 8) {
646 device_remove_file(&interface
->dev
, &dev_attr_input5
);
647 device_remove_file(&interface
->dev
, &dev_attr_input6
);
648 device_remove_file(&interface
->dev
, &dev_attr_input7
);
649 device_remove_file(&interface
->dev
, &dev_attr_input8
);
651 if (kit
->ifkit
->inputs
== 16) {
652 device_remove_file(&interface
->dev
, &dev_attr_input9
);
653 device_remove_file(&interface
->dev
, &dev_attr_input10
);
654 device_remove_file(&interface
->dev
, &dev_attr_input11
);
655 device_remove_file(&interface
->dev
, &dev_attr_input12
);
656 device_remove_file(&interface
->dev
, &dev_attr_input13
);
657 device_remove_file(&interface
->dev
, &dev_attr_input14
);
658 device_remove_file(&interface
->dev
, &dev_attr_input15
);
659 device_remove_file(&interface
->dev
, &dev_attr_input16
);
662 if (kit
->ifkit
->sensors
>= 4) {
663 device_remove_file(&interface
->dev
, &dev_attr_sensor1
);
664 device_remove_file(&interface
->dev
, &dev_attr_sensor2
);
665 device_remove_file(&interface
->dev
, &dev_attr_sensor3
);
666 device_remove_file(&interface
->dev
, &dev_attr_sensor4
);
668 if (kit
->ifkit
->sensors
>= 7) {
669 device_remove_file(&interface
->dev
, &dev_attr_sensor5
);
670 device_remove_file(&interface
->dev
, &dev_attr_sensor6
);
671 device_remove_file(&interface
->dev
, &dev_attr_sensor7
);
673 if (kit
->ifkit
->sensors
== 8)
674 device_remove_file(&interface
->dev
, &dev_attr_sensor8
);
676 if (kit
->ifkit
->has_lcd
)
677 device_remove_file(&interface
->dev
, &dev_attr_lcd
);
679 dev_info(&interface
->dev
, "USB PhidgetInterfaceKit %d/%d/%d detached\n",
680 kit
->ifkit
->sensors
, kit
->ifkit
->inputs
, kit
->ifkit
->outputs
);
682 usb_put_dev(kit
->udev
);
686 static struct usb_driver interfacekit_driver
= {
687 .name
= "phidgetkit",
688 .probe
= interfacekit_probe
,
689 .disconnect
= interfacekit_disconnect
,
693 static int __init
interfacekit_init(void)
697 retval
= usb_register(&interfacekit_driver
);
699 err("usb_register failed. Error number %d", retval
);
704 static void __exit
interfacekit_exit(void)
706 usb_deregister(&interfacekit_driver
);
709 module_init(interfacekit_init
);
710 module_exit(interfacekit_exit
);
712 MODULE_AUTHOR(DRIVER_AUTHOR
);
713 MODULE_DESCRIPTION(DRIVER_DESC
);
714 MODULE_LICENSE("GPL");