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/config.h>
17 #include <linux/kernel.h>
18 #include <linux/errno.h>
19 #include <linux/init.h>
20 #include <linux/slab.h>
21 #include <linux/module.h>
22 #include <linux/usb.h>
24 #define DRIVER_AUTHOR "Sean Young <sean@mess.org>"
25 #define DRIVER_DESC "USB PhidgetInterfaceKit Driver"
27 #define USB_VENDOR_ID_GLAB 0x06c2
28 #define USB_DEVICE_ID_INTERFACEKIT004 0x0040
29 #define USB_DEVICE_ID_INTERFACEKIT01616 0x0044
30 #define USB_DEVICE_ID_INTERFACEKIT888 0x0045
31 #define USB_DEVICE_ID_INTERFACEKIT047 0x0051
32 #define USB_DEVICE_ID_INTERFACEKIT088 0x0053
34 #define USB_VENDOR_ID_WISEGROUP 0x0925
35 #define USB_DEVICE_ID_INTERFACEKIT884 0x8201
37 #define MAX_INTERFACES 16
39 #define URB_INT_SIZE 8
41 struct driver_interfacekit
{
47 #define ifkit(_sensors, _inputs, _outputs, _lcd) \
48 static struct driver_interfacekit ph_##_sensors##_inputs##_outputs = { \
49 .sensors = _sensors, \
51 .outputs = _outputs, \
62 struct usb_device
*udev
;
63 struct usb_interface
*intf
;
64 struct driver_interfacekit
*ifkit
;
65 unsigned long outputs
;
66 u8 inputs
[MAX_INTERFACES
];
67 u16 sensors
[MAX_INTERFACES
];
74 struct work_struct do_notify
;
75 unsigned long input_events
;
76 unsigned long sensor_events
;
79 static struct usb_device_id id_table
[] = {
80 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT004
),
81 .driver_info
= (kernel_ulong_t
)&ph_004
},
82 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT888
),
83 .driver_info
= (kernel_ulong_t
)&ph_888
},
84 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT047
),
85 .driver_info
= (kernel_ulong_t
)&ph_047
},
86 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT088
),
87 .driver_info
= (kernel_ulong_t
)&ph_088
},
88 {USB_DEVICE(USB_VENDOR_ID_GLAB
, USB_DEVICE_ID_INTERFACEKIT01616
),
89 .driver_info
= (kernel_ulong_t
)&ph_01616
},
90 {USB_DEVICE(USB_VENDOR_ID_WISEGROUP
, USB_DEVICE_ID_INTERFACEKIT884
),
91 .driver_info
= (kernel_ulong_t
)&ph_884
},
94 MODULE_DEVICE_TABLE(usb
, id_table
);
96 static int change_outputs(struct interfacekit
*kit
, int output_num
, int enable
)
102 set_bit(output_num
, &kit
->outputs
);
104 clear_bit(output_num
, &kit
->outputs
);
106 buffer
= kzalloc(4, GFP_KERNEL
);
108 dev_err(&kit
->udev
->dev
, "%s - out of memory\n", __FUNCTION__
);
111 buffer
[0] = (u8
)kit
->outputs
;
112 buffer
[1] = (u8
)(kit
->outputs
>> 8);
114 dev_dbg(&kit
->udev
->dev
, "sending data: 0x%04x\n", (u16
)kit
->outputs
);
116 retval
= usb_control_msg(kit
->udev
,
117 usb_sndctrlpipe(kit
->udev
, 0),
118 0x09, 0x21, 0x0200, 0x0000, buffer
, 4, 2000);
121 dev_err(&kit
->udev
->dev
, "usb_control_msg returned %d\n",
125 return retval
< 0 ? retval
: 0;
128 static int change_string(struct interfacekit
*kit
, const char *display
, unsigned char row
)
130 unsigned char *buffer
;
131 unsigned char *form_buffer
;
132 int retval
= -ENOMEM
;
133 int i
,j
, len
, buf_ptr
;
135 buffer
= kmalloc(8, GFP_KERNEL
);
136 form_buffer
= kmalloc(30, GFP_KERNEL
);
137 if ((!buffer
) || (!form_buffer
)) {
138 dev_err(&kit
->udev
->dev
, "%s - out of memory\n", __FUNCTION__
);
142 len
= strlen(display
);
146 dev_dbg(&kit
->udev
->dev
, "Setting LCD line %d to %s\n", row
, display
);
148 form_buffer
[0] = row
* 0x40 + 0x80;
149 form_buffer
[1] = 0x02;
151 for (i
= 0; i
<len
; i
++)
152 form_buffer
[buf_ptr
++] = display
[i
];
154 for (i
= 0; i
< (20 - len
); i
++)
155 form_buffer
[buf_ptr
++] = 0x20;
156 form_buffer
[buf_ptr
++] = 0x01;
157 form_buffer
[buf_ptr
++] = row
* 0x40 + 0x80 + strlen(display
);
159 for (i
= 0; i
< buf_ptr
; i
+= 7) {
160 if ((buf_ptr
- i
) > 7)
164 for (j
= 0; j
< len
; j
++)
165 buffer
[j
] = form_buffer
[i
+ j
];
168 retval
= usb_control_msg(kit
->udev
,
169 usb_sndctrlpipe(kit
->udev
, 0),
170 0x09, 0x21, 0x0200, 0x0000, buffer
, 8, 2000);
183 #define set_lcd_line(number) \
184 static ssize_t lcd_line_##number(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
186 struct usb_interface *intf = to_usb_interface(dev); \
187 struct interfacekit *kit = usb_get_intfdata(intf); \
188 change_string(kit, buf, number - 1); \
191 static DEVICE_ATTR(lcd_line_##number, S_IWUGO, NULL, lcd_line_##number);
195 static ssize_t
set_backlight(struct device
*dev
, struct device_attribute
*attr
, const char *buf
, size_t count
)
197 struct usb_interface
*intf
= to_usb_interface(dev
);
198 struct interfacekit
*kit
= usb_get_intfdata(intf
);
200 unsigned char *buffer
;
201 int retval
= -ENOMEM
;
203 buffer
= kzalloc(8, GFP_KERNEL
);
205 dev_err(&kit
->udev
->dev
, "%s - out of memory\n", __FUNCTION__
);
209 if (sscanf(buf
, "%d", &enabled
) < 1) {
217 dev_dbg(&kit
->udev
->dev
, "Setting backlight to %s\n", enabled
? "on" : "off");
219 retval
= usb_control_msg(kit
->udev
,
220 usb_sndctrlpipe(kit
->udev
, 0),
221 0x09, 0x21, 0x0200, 0x0000, buffer
, 8, 2000);
230 static DEVICE_ATTR(backlight
, S_IWUGO
, NULL
, set_backlight
);
232 static void remove_lcd_files(struct interfacekit
*kit
)
234 if (kit
->lcd_files_on
) {
235 dev_dbg(&kit
->udev
->dev
, "Removing lcd files\n");
236 device_remove_file(&kit
->intf
->dev
, &dev_attr_lcd_line_1
);
237 device_remove_file(&kit
->intf
->dev
, &dev_attr_lcd_line_2
);
238 device_remove_file(&kit
->intf
->dev
, &dev_attr_backlight
);
242 static ssize_t
enable_lcd_files(struct device
*dev
, struct device_attribute
*attr
, const char *buf
, size_t count
)
244 struct usb_interface
*intf
= to_usb_interface(dev
);
245 struct interfacekit
*kit
= usb_get_intfdata(intf
);
248 if (kit
->ifkit
->has_lcd
== 0)
251 if (sscanf(buf
, "%d", &enable
) < 1)
255 if (!kit
->lcd_files_on
) {
256 dev_dbg(&kit
->udev
->dev
, "Adding lcd files\n");
257 device_create_file(&kit
->intf
->dev
, &dev_attr_lcd_line_1
);
258 device_create_file(&kit
->intf
->dev
, &dev_attr_lcd_line_2
);
259 device_create_file(&kit
->intf
->dev
, &dev_attr_backlight
);
260 kit
->lcd_files_on
= 1;
263 if (kit
->lcd_files_on
) {
264 remove_lcd_files(kit
);
265 kit
->lcd_files_on
= 0;
271 static DEVICE_ATTR(lcd
, S_IWUGO
, NULL
, enable_lcd_files
);
273 static void interfacekit_irq(struct urb
*urb
, struct pt_regs
*regs
)
275 struct interfacekit
*kit
= urb
->context
;
276 unsigned char *buffer
= kit
->data
;
277 int i
, level
, sensor
;
280 switch (urb
->status
) {
281 case 0: /* success */
283 case -ECONNRESET
: /* unlink */
287 /* -EPIPE: should clear the halt */
293 if (kit
->ifkit
->inputs
== 16) {
294 for (i
=0; i
< 8; i
++) {
295 level
= (buffer
[0] >> i
) & 1;
296 if (kit
->inputs
[i
] != level
) {
297 kit
->inputs
[i
] = level
;
298 set_bit(i
, &kit
->input_events
);
300 level
= (buffer
[1] >> i
) & 1;
301 if (kit
->inputs
[8 + i
] != level
) {
302 kit
->inputs
[8 + i
] = level
;
303 set_bit(8 + i
, &kit
->input_events
);
307 else if (kit
->ifkit
->inputs
== 8) {
308 for (i
=0; i
< 8; i
++) {
309 level
= (buffer
[1] >> i
) & 1;
310 if (kit
->inputs
[i
] != level
) {
311 kit
->inputs
[i
] = level
;
312 set_bit(i
, &kit
->input_events
);
318 if (kit
->ifkit
->sensors
) {
319 sensor
= (buffer
[0] & 1) ? 4 : 0;
321 level
= buffer
[2] + (buffer
[3] & 0x0f) * 256;
322 if (level
!= kit
->sensors
[sensor
]) {
323 kit
->sensors
[sensor
] = level
;
324 set_bit(sensor
, &kit
->sensor_events
);
327 level
= buffer
[4] + (buffer
[3] & 0xf0) * 16;
328 if (level
!= kit
->sensors
[sensor
]) {
329 kit
->sensors
[sensor
] = level
;
330 set_bit(sensor
, &kit
->sensor_events
);
333 level
= buffer
[5] + (buffer
[6] & 0x0f) * 256;
334 if (level
!= kit
->sensors
[sensor
]) {
335 kit
->sensors
[sensor
] = level
;
336 set_bit(sensor
, &kit
->sensor_events
);
339 level
= buffer
[7] + (buffer
[6] & 0xf0) * 16;
340 if (level
!= kit
->sensors
[sensor
]) {
341 kit
->sensors
[sensor
] = level
;
342 set_bit(sensor
, &kit
->sensor_events
);
346 if (kit
->input_events
|| kit
->sensor_events
)
347 schedule_work(&kit
->do_notify
);
350 status
= usb_submit_urb(urb
, SLAB_ATOMIC
);
352 err("can't resubmit intr, %s-%s/interfacekit0, status %d",
353 kit
->udev
->bus
->bus_name
,
354 kit
->udev
->devpath
, status
);
357 static void do_notify(void *data
)
359 struct interfacekit
*kit
= data
;
363 for (i
=0; i
<kit
->ifkit
->inputs
; i
++) {
364 if (test_and_clear_bit(i
, &kit
->input_events
)) {
365 sprintf(sysfs_file
, "input%d", i
+ 1);
366 sysfs_notify(&kit
->intf
->dev
.kobj
, NULL
, sysfs_file
);
370 for (i
=0; i
<kit
->ifkit
->sensors
; i
++) {
371 if (test_and_clear_bit(i
, &kit
->sensor_events
)) {
372 sprintf(sysfs_file
, "sensor%d", i
+ 1);
373 sysfs_notify(&kit
->intf
->dev
.kobj
, NULL
, sysfs_file
);
378 #define show_set_output(value) \
379 static ssize_t set_output##value(struct device *dev, struct device_attribute *attr, const char *buf, \
382 struct usb_interface *intf = to_usb_interface(dev); \
383 struct interfacekit *kit = usb_get_intfdata(intf); \
387 if (sscanf(buf, "%d", &enabled) < 1) \
390 retval = change_outputs(kit, value - 1, enabled); \
392 return retval ? retval : count; \
395 static ssize_t show_output##value(struct device *dev, struct device_attribute *attr, char *buf) \
397 struct usb_interface *intf = to_usb_interface(dev); \
398 struct interfacekit *kit = usb_get_intfdata(intf); \
400 return sprintf(buf, "%d\n", !!test_bit(value - 1, &kit->outputs));\
402 static DEVICE_ATTR(output##value, S_IWUGO | S_IRUGO, \
403 show_output##value, set_output##value);
421 #define show_input(value) \
422 static ssize_t show_input##value(struct device *dev, struct device_attribute *attr, char *buf) \
424 struct usb_interface *intf = to_usb_interface(dev); \
425 struct interfacekit *kit = usb_get_intfdata(intf); \
427 return sprintf(buf, "%d\n", (int)kit->inputs[value - 1]); \
429 static DEVICE_ATTR(input##value, S_IRUGO, show_input##value, NULL);
448 #define show_sensor(value) \
449 static ssize_t show_sensor##value(struct device *dev, struct device_attribute *attr, char *buf) \
451 struct usb_interface *intf = to_usb_interface(dev); \
452 struct interfacekit *kit = usb_get_intfdata(intf); \
454 return sprintf(buf, "%d\n", (int)kit->sensors[value - 1]); \
456 static DEVICE_ATTR(sensor##value, S_IRUGO, show_sensor##value, NULL);
467 static int interfacekit_probe(struct usb_interface
*intf
, const struct usb_device_id
*id
)
469 struct usb_device
*dev
= interface_to_usbdev(intf
);
470 struct usb_host_interface
*interface
;
471 struct usb_endpoint_descriptor
*endpoint
;
472 struct interfacekit
*kit
;
473 struct driver_interfacekit
*ifkit
;
474 int pipe
, maxp
, rc
= -ENOMEM
;
476 ifkit
= (struct driver_interfacekit
*)id
->driver_info
;
480 interface
= intf
->cur_altsetting
;
481 if (interface
->desc
.bNumEndpoints
!= 1)
484 endpoint
= &interface
->endpoint
[0].desc
;
485 if (!(endpoint
->bEndpointAddress
& 0x80))
490 pipe
= usb_rcvintpipe(dev
, endpoint
->bEndpointAddress
);
491 maxp
= usb_maxpacket(dev
, pipe
, usb_pipeout(pipe
));
493 kit
= kzalloc(sizeof(*kit
), GFP_KERNEL
);
498 kit
->data
= usb_buffer_alloc(dev
, URB_INT_SIZE
, SLAB_ATOMIC
, &kit
->data_dma
);
502 kit
->irq
= usb_alloc_urb(0, GFP_KERNEL
);
506 kit
->udev
= usb_get_dev(dev
);
508 INIT_WORK(&kit
->do_notify
, do_notify
, kit
);
509 usb_fill_int_urb(kit
->irq
, kit
->udev
, pipe
, kit
->data
,
510 maxp
> URB_INT_SIZE
? URB_INT_SIZE
: maxp
,
511 interfacekit_irq
, kit
, endpoint
->bInterval
);
512 kit
->irq
->transfer_dma
= kit
->data_dma
;
513 kit
->irq
->transfer_flags
|= URB_NO_TRANSFER_DMA_MAP
;
515 usb_set_intfdata(intf
, kit
);
517 if (usb_submit_urb(kit
->irq
, GFP_KERNEL
)) {
522 if (ifkit
->outputs
>= 4) {
523 device_create_file(&intf
->dev
, &dev_attr_output1
);
524 device_create_file(&intf
->dev
, &dev_attr_output2
);
525 device_create_file(&intf
->dev
, &dev_attr_output3
);
526 device_create_file(&intf
->dev
, &dev_attr_output4
);
528 if (ifkit
->outputs
>= 8) {
529 device_create_file(&intf
->dev
, &dev_attr_output5
);
530 device_create_file(&intf
->dev
, &dev_attr_output6
);
531 device_create_file(&intf
->dev
, &dev_attr_output7
);
532 device_create_file(&intf
->dev
, &dev_attr_output8
);
534 if (ifkit
->outputs
== 16) {
535 device_create_file(&intf
->dev
, &dev_attr_output9
);
536 device_create_file(&intf
->dev
, &dev_attr_output10
);
537 device_create_file(&intf
->dev
, &dev_attr_output11
);
538 device_create_file(&intf
->dev
, &dev_attr_output12
);
539 device_create_file(&intf
->dev
, &dev_attr_output13
);
540 device_create_file(&intf
->dev
, &dev_attr_output14
);
541 device_create_file(&intf
->dev
, &dev_attr_output15
);
542 device_create_file(&intf
->dev
, &dev_attr_output16
);
545 if (ifkit
->inputs
>= 4) {
546 device_create_file(&intf
->dev
, &dev_attr_input1
);
547 device_create_file(&intf
->dev
, &dev_attr_input2
);
548 device_create_file(&intf
->dev
, &dev_attr_input3
);
549 device_create_file(&intf
->dev
, &dev_attr_input4
);
551 if (ifkit
->inputs
>= 8) {
552 device_create_file(&intf
->dev
, &dev_attr_input5
);
553 device_create_file(&intf
->dev
, &dev_attr_input6
);
554 device_create_file(&intf
->dev
, &dev_attr_input7
);
555 device_create_file(&intf
->dev
, &dev_attr_input8
);
557 if (ifkit
->inputs
== 16) {
558 device_create_file(&intf
->dev
, &dev_attr_input9
);
559 device_create_file(&intf
->dev
, &dev_attr_input10
);
560 device_create_file(&intf
->dev
, &dev_attr_input11
);
561 device_create_file(&intf
->dev
, &dev_attr_input12
);
562 device_create_file(&intf
->dev
, &dev_attr_input13
);
563 device_create_file(&intf
->dev
, &dev_attr_input14
);
564 device_create_file(&intf
->dev
, &dev_attr_input15
);
565 device_create_file(&intf
->dev
, &dev_attr_input16
);
568 if (ifkit
->sensors
>= 4) {
569 device_create_file(&intf
->dev
, &dev_attr_sensor1
);
570 device_create_file(&intf
->dev
, &dev_attr_sensor2
);
571 device_create_file(&intf
->dev
, &dev_attr_sensor3
);
572 device_create_file(&intf
->dev
, &dev_attr_sensor4
);
574 if (ifkit
->sensors
>= 7) {
575 device_create_file(&intf
->dev
, &dev_attr_sensor5
);
576 device_create_file(&intf
->dev
, &dev_attr_sensor6
);
577 device_create_file(&intf
->dev
, &dev_attr_sensor7
);
579 if (ifkit
->sensors
== 8)
580 device_create_file(&intf
->dev
, &dev_attr_sensor8
);
583 device_create_file(&intf
->dev
, &dev_attr_lcd
);
585 dev_info(&intf
->dev
, "USB PhidgetInterfaceKit %d/%d/%d attached\n",
586 ifkit
->sensors
, ifkit
->inputs
, ifkit
->outputs
);
593 usb_free_urb(kit
->irq
);
595 usb_buffer_free(dev
, URB_INT_SIZE
, kit
->data
, kit
->data_dma
);
602 static void interfacekit_disconnect(struct usb_interface
*interface
)
604 struct interfacekit
*kit
;
606 kit
= usb_get_intfdata(interface
);
607 usb_set_intfdata(interface
, NULL
);
611 usb_kill_urb(kit
->irq
);
612 usb_free_urb(kit
->irq
);
613 usb_buffer_free(kit
->udev
, URB_INT_SIZE
, kit
->data
, kit
->data_dma
);
615 cancel_delayed_work(&kit
->do_notify
);
617 if (kit
->ifkit
->outputs
>= 4) {
618 device_remove_file(&interface
->dev
, &dev_attr_output1
);
619 device_remove_file(&interface
->dev
, &dev_attr_output2
);
620 device_remove_file(&interface
->dev
, &dev_attr_output3
);
621 device_remove_file(&interface
->dev
, &dev_attr_output4
);
623 if (kit
->ifkit
->outputs
>= 8) {
624 device_remove_file(&interface
->dev
, &dev_attr_output5
);
625 device_remove_file(&interface
->dev
, &dev_attr_output6
);
626 device_remove_file(&interface
->dev
, &dev_attr_output7
);
627 device_remove_file(&interface
->dev
, &dev_attr_output8
);
629 if (kit
->ifkit
->outputs
== 16) {
630 device_remove_file(&interface
->dev
, &dev_attr_output9
);
631 device_remove_file(&interface
->dev
, &dev_attr_output10
);
632 device_remove_file(&interface
->dev
, &dev_attr_output11
);
633 device_remove_file(&interface
->dev
, &dev_attr_output12
);
634 device_remove_file(&interface
->dev
, &dev_attr_output13
);
635 device_remove_file(&interface
->dev
, &dev_attr_output14
);
636 device_remove_file(&interface
->dev
, &dev_attr_output15
);
637 device_remove_file(&interface
->dev
, &dev_attr_output16
);
640 if (kit
->ifkit
->inputs
>= 4) {
641 device_remove_file(&interface
->dev
, &dev_attr_input1
);
642 device_remove_file(&interface
->dev
, &dev_attr_input2
);
643 device_remove_file(&interface
->dev
, &dev_attr_input3
);
644 device_remove_file(&interface
->dev
, &dev_attr_input4
);
646 if (kit
->ifkit
->inputs
>= 8) {
647 device_remove_file(&interface
->dev
, &dev_attr_input5
);
648 device_remove_file(&interface
->dev
, &dev_attr_input6
);
649 device_remove_file(&interface
->dev
, &dev_attr_input7
);
650 device_remove_file(&interface
->dev
, &dev_attr_input8
);
652 if (kit
->ifkit
->inputs
== 16) {
653 device_remove_file(&interface
->dev
, &dev_attr_input9
);
654 device_remove_file(&interface
->dev
, &dev_attr_input10
);
655 device_remove_file(&interface
->dev
, &dev_attr_input11
);
656 device_remove_file(&interface
->dev
, &dev_attr_input12
);
657 device_remove_file(&interface
->dev
, &dev_attr_input13
);
658 device_remove_file(&interface
->dev
, &dev_attr_input14
);
659 device_remove_file(&interface
->dev
, &dev_attr_input15
);
660 device_remove_file(&interface
->dev
, &dev_attr_input16
);
663 if (kit
->ifkit
->sensors
>= 4) {
664 device_remove_file(&interface
->dev
, &dev_attr_sensor1
);
665 device_remove_file(&interface
->dev
, &dev_attr_sensor2
);
666 device_remove_file(&interface
->dev
, &dev_attr_sensor3
);
667 device_remove_file(&interface
->dev
, &dev_attr_sensor4
);
669 if (kit
->ifkit
->sensors
>= 7) {
670 device_remove_file(&interface
->dev
, &dev_attr_sensor5
);
671 device_remove_file(&interface
->dev
, &dev_attr_sensor6
);
672 device_remove_file(&interface
->dev
, &dev_attr_sensor7
);
674 if (kit
->ifkit
->sensors
== 8)
675 device_remove_file(&interface
->dev
, &dev_attr_sensor8
);
677 if (kit
->ifkit
->has_lcd
)
678 device_remove_file(&interface
->dev
, &dev_attr_lcd
);
680 dev_info(&interface
->dev
, "USB PhidgetInterfaceKit %d/%d/%d detached\n",
681 kit
->ifkit
->sensors
, kit
->ifkit
->inputs
, kit
->ifkit
->outputs
);
683 usb_put_dev(kit
->udev
);
687 static struct usb_driver interfacekit_driver
= {
688 .name
= "phidgetkit",
689 .probe
= interfacekit_probe
,
690 .disconnect
= interfacekit_disconnect
,
694 static int __init
interfacekit_init(void)
698 retval
= usb_register(&interfacekit_driver
);
700 err("usb_register failed. Error number %d", retval
);
705 static void __exit
interfacekit_exit(void)
707 usb_deregister(&interfacekit_driver
);
710 module_init(interfacekit_init
);
711 module_exit(interfacekit_exit
);
713 MODULE_AUTHOR(DRIVER_AUTHOR
);
714 MODULE_DESCRIPTION(DRIVER_DESC
);
715 MODULE_LICENSE("GPL");