1 /******************************************************************************
3 * Driver for USB Touchscreens, supporting those devices:
5 * includes eTurboTouch CT-410/510/700
6 * - 3M/Microtouch EX II series
13 * Copyright (C) 2004-2006 by Daniel Ritz <daniel.ritz@gmx.ch>
14 * Copyright (C) by Todd E. Johnson (mtouchusb.c)
16 * This program is free software; you can redistribute it and/or
17 * modify it under the terms of the GNU General Public License as
18 * published by the Free Software Foundation; either version 2 of the
19 * License, or (at your option) any later version.
21 * This program is distributed in the hope that it will be useful, but
22 * WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
24 * General Public License for more details.
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, write to the Free Software
28 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 * Driver is based on touchkitusb.c
31 * - ITM parts are from itmtouch.c
32 * - 3M parts are from mtouchusb.c
33 * - PanJit parts are from an unmerged driver by Lanslott Gish
34 * - DMC TSC 10/25 are from Holger Schurig, with ideas from an unmerged
35 * driver from Marius Vollmer
37 *****************************************************************************/
41 #include <linux/kernel.h>
42 #include <linux/slab.h>
43 #include <linux/input.h>
44 #include <linux/module.h>
45 #include <linux/init.h>
46 #include <linux/usb.h>
47 #include <linux/usb/input.h>
50 #define DRIVER_VERSION "v0.5"
51 #define DRIVER_AUTHOR "Daniel Ritz <daniel.ritz@gmx.ch>"
52 #define DRIVER_DESC "USB Touchscreen Driver"
55 module_param(swap_xy
, bool, 0644);
56 MODULE_PARM_DESC(swap_xy
, "If set X and Y axes are swapped.");
58 /* device specifc data/functions */
60 struct usbtouch_device_info
{
63 int min_press
, max_press
;
67 void (*process_pkt
) (struct usbtouch_usb
*usbtouch
, unsigned char *pkt
, int len
);
68 int (*get_pkt_len
) (unsigned char *pkt
, int len
);
69 int (*read_data
) (unsigned char *pkt
, int *x
, int *y
, int *touch
, int *press
);
70 int (*init
) (struct usbtouch_usb
*usbtouch
);
73 #define USBTOUCH_FLG_BUFFER 0x01
76 /* a usbtouch device */
80 unsigned char *buffer
;
83 struct usb_device
*udev
;
84 struct input_dev
*input
;
85 struct usbtouch_device_info
*type
;
91 #if defined(CONFIG_USB_TOUCHSCREEN_EGALAX) || defined(CONFIG_USB_TOUCHSCREEN_ETURBO)
96 static void usbtouch_process_multi(struct usbtouch_usb
*usbtouch
,
97 unsigned char *pkt
, int len
);
112 static struct usb_device_id usbtouch_devices
[] = {
113 #ifdef CONFIG_USB_TOUCHSCREEN_EGALAX
114 {USB_DEVICE(0x3823, 0x0001), .driver_info
= DEVTYPE_EGALAX
},
115 {USB_DEVICE(0x3823, 0x0002), .driver_info
= DEVTYPE_EGALAX
},
116 {USB_DEVICE(0x0123, 0x0001), .driver_info
= DEVTYPE_EGALAX
},
117 {USB_DEVICE(0x0eef, 0x0001), .driver_info
= DEVTYPE_EGALAX
},
118 {USB_DEVICE(0x0eef, 0x0002), .driver_info
= DEVTYPE_EGALAX
},
119 {USB_DEVICE(0x1234, 0x0001), .driver_info
= DEVTYPE_EGALAX
},
120 {USB_DEVICE(0x1234, 0x0002), .driver_info
= DEVTYPE_EGALAX
},
123 #ifdef CONFIG_USB_TOUCHSCREEN_PANJIT
124 {USB_DEVICE(0x134c, 0x0001), .driver_info
= DEVTYPE_PANJIT
},
125 {USB_DEVICE(0x134c, 0x0002), .driver_info
= DEVTYPE_PANJIT
},
126 {USB_DEVICE(0x134c, 0x0003), .driver_info
= DEVTYPE_PANJIT
},
127 {USB_DEVICE(0x134c, 0x0004), .driver_info
= DEVTYPE_PANJIT
},
130 #ifdef CONFIG_USB_TOUCHSCREEN_3M
131 {USB_DEVICE(0x0596, 0x0001), .driver_info
= DEVTYPE_3M
},
134 #ifdef CONFIG_USB_TOUCHSCREEN_ITM
135 {USB_DEVICE(0x0403, 0xf9e9), .driver_info
= DEVTYPE_ITM
},
138 #ifdef CONFIG_USB_TOUCHSCREEN_ETURBO
139 {USB_DEVICE(0x1234, 0x5678), .driver_info
= DEVTYPE_ETURBO
},
142 #ifdef CONFIG_USB_TOUCHSCREEN_GUNZE
143 {USB_DEVICE(0x0637, 0x0001), .driver_info
= DEVTYPE_GUNZE
},
146 #ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10
147 {USB_DEVICE(0x0afa, 0x03e8), .driver_info
= DEVTYPE_DMC_TSC10
},
154 /*****************************************************************************
158 #ifdef CONFIG_USB_TOUCHSCREEN_EGALAX
160 #define EGALAX_PKT_TYPE_MASK 0xFE
161 #define EGALAX_PKT_TYPE_REPT 0x80
162 #define EGALAX_PKT_TYPE_DIAG 0x0A
164 static int egalax_read_data(unsigned char *pkt
, int *x
, int *y
, int *touch
, int *press
)
166 if ((pkt
[0] & EGALAX_PKT_TYPE_MASK
) != EGALAX_PKT_TYPE_REPT
)
169 *x
= ((pkt
[3] & 0x0F) << 7) | (pkt
[4] & 0x7F);
170 *y
= ((pkt
[1] & 0x0F) << 7) | (pkt
[2] & 0x7F);
171 *touch
= pkt
[0] & 0x01;
176 static int egalax_get_pkt_len(unsigned char *buf
, int len
)
178 switch (buf
[0] & EGALAX_PKT_TYPE_MASK
) {
179 case EGALAX_PKT_TYPE_REPT
:
182 case EGALAX_PKT_TYPE_DIAG
:
194 /*****************************************************************************
197 #ifdef CONFIG_USB_TOUCHSCREEN_PANJIT
198 static int panjit_read_data(unsigned char *pkt
, int *x
, int *y
, int *touch
, int *press
)
200 *x
= ((pkt
[2] & 0x0F) << 8) | pkt
[1];
201 *y
= ((pkt
[4] & 0x0F) << 8) | pkt
[3];
202 *touch
= pkt
[0] & 0x01;
209 /*****************************************************************************
212 #ifdef CONFIG_USB_TOUCHSCREEN_3M
214 #define MTOUCHUSB_ASYNC_REPORT 1
215 #define MTOUCHUSB_RESET 7
216 #define MTOUCHUSB_REQ_CTRLLR_ID 10
218 static int mtouch_read_data(unsigned char *pkt
, int *x
, int *y
, int *touch
, int *press
)
220 *x
= (pkt
[8] << 8) | pkt
[7];
221 *y
= (pkt
[10] << 8) | pkt
[9];
222 *touch
= (pkt
[2] & 0x40) ? 1 : 0;
227 static int mtouch_init(struct usbtouch_usb
*usbtouch
)
231 ret
= usb_control_msg(usbtouch
->udev
, usb_rcvctrlpipe(usbtouch
->udev
, 0),
233 USB_DIR_OUT
| USB_TYPE_VENDOR
| USB_RECIP_DEVICE
,
234 1, 0, NULL
, 0, USB_CTRL_SET_TIMEOUT
);
235 dbg("%s - usb_control_msg - MTOUCHUSB_RESET - bytes|err: %d",
241 for (i
= 0; i
< 3; i
++) {
242 ret
= usb_control_msg(usbtouch
->udev
, usb_rcvctrlpipe(usbtouch
->udev
, 0),
243 MTOUCHUSB_ASYNC_REPORT
,
244 USB_DIR_OUT
| USB_TYPE_VENDOR
| USB_RECIP_DEVICE
,
245 1, 1, NULL
, 0, USB_CTRL_SET_TIMEOUT
);
246 dbg("%s - usb_control_msg - MTOUCHUSB_ASYNC_REPORT - bytes|err: %d",
259 /*****************************************************************************
262 #ifdef CONFIG_USB_TOUCHSCREEN_ITM
263 static int itm_read_data(unsigned char *pkt
, int *x
, int *y
, int *touch
, int *press
)
265 *x
= ((pkt
[0] & 0x1F) << 7) | (pkt
[3] & 0x7F);
266 *y
= ((pkt
[1] & 0x1F) << 7) | (pkt
[4] & 0x7F);
267 *press
= ((pkt
[2] & 0x01) << 7) | (pkt
[5] & 0x7F);
268 *touch
= ~pkt
[7] & 0x20;
275 /*****************************************************************************
278 #ifdef CONFIG_USB_TOUCHSCREEN_ETURBO
279 static int eturbo_read_data(unsigned char *pkt
, int *x
, int *y
, int *touch
, int *press
)
283 /* packets should start with sync */
284 if (!(pkt
[0] & 0x80))
287 shift
= (6 - (pkt
[0] & 0x03));
288 *x
= ((pkt
[3] << 7) | pkt
[4]) >> shift
;
289 *y
= ((pkt
[1] << 7) | pkt
[2]) >> shift
;
290 *touch
= (pkt
[0] & 0x10) ? 1 : 0;
295 static int eturbo_get_pkt_len(unsigned char *buf
, int len
)
306 /*****************************************************************************
309 #ifdef CONFIG_USB_TOUCHSCREEN_GUNZE
310 static int gunze_read_data(unsigned char *pkt
, int *x
, int *y
, int *touch
, int *press
)
312 if (!(pkt
[0] & 0x80) || ((pkt
[1] | pkt
[2] | pkt
[3]) & 0x80))
315 *x
= ((pkt
[0] & 0x1F) << 7) | (pkt
[2] & 0x7F);
316 *y
= ((pkt
[1] & 0x1F) << 7) | (pkt
[3] & 0x7F);
317 *touch
= pkt
[0] & 0x20;
323 /*****************************************************************************
326 * Documentation about the controller and it's protocol can be found at
327 * http://www.dmccoltd.com/files/controler/tsc10usb_pi_e.pdf
328 * http://www.dmccoltd.com/files/controler/tsc25_usb_e.pdf
330 #ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10
332 /* supported data rates. currently using 130 */
333 #define TSC10_RATE_POINT 0x50
334 #define TSC10_RATE_30 0x40
335 #define TSC10_RATE_50 0x41
336 #define TSC10_RATE_80 0x42
337 #define TSC10_RATE_100 0x43
338 #define TSC10_RATE_130 0x44
339 #define TSC10_RATE_150 0x45
342 #define TSC10_CMD_RESET 0x55
343 #define TSC10_CMD_RATE 0x05
344 #define TSC10_CMD_DATA1 0x01
346 static int dmc_tsc10_init(struct usbtouch_usb
*usbtouch
)
348 struct usb_device
*dev
= usbtouch
->udev
;
350 unsigned char buf
[2];
353 buf
[0] = buf
[1] = 0xFF;
354 ret
= usb_control_msg(dev
, usb_rcvctrlpipe (dev
, 0),
356 USB_DIR_IN
| USB_TYPE_VENDOR
| USB_RECIP_DEVICE
,
357 0, 0, buf
, 2, USB_CTRL_SET_TIMEOUT
);
360 if (buf
[0] != 0x06 || buf
[1] != 0x00)
363 /* set coordinate output rate */
364 buf
[0] = buf
[1] = 0xFF;
365 ret
= usb_control_msg(dev
, usb_rcvctrlpipe (dev
, 0),
367 USB_DIR_IN
| USB_TYPE_VENDOR
| USB_RECIP_DEVICE
,
368 TSC10_RATE_150
, 0, buf
, 2, USB_CTRL_SET_TIMEOUT
);
371 if (buf
[0] != 0x06 || buf
[1] != 0x00)
374 /* start sending data */
375 ret
= usb_control_msg(dev
, usb_rcvctrlpipe (dev
, 0),
377 USB_DIR_OUT
| USB_TYPE_VENDOR
| USB_RECIP_DEVICE
,
378 0, 0, NULL
, 0, USB_CTRL_SET_TIMEOUT
);
386 static int dmc_tsc10_read_data(unsigned char *pkt
, int *x
, int *y
, int *touch
, int *press
)
388 *x
= ((pkt
[2] & 0x03) << 8) | pkt
[1];
389 *y
= ((pkt
[4] & 0x03) << 8) | pkt
[3];
390 *touch
= pkt
[0] & 0x01;
397 /*****************************************************************************
398 * the different device descriptors
400 static struct usbtouch_device_info usbtouch_dev_info
[] = {
401 #ifdef CONFIG_USB_TOUCHSCREEN_EGALAX
408 .flags
= USBTOUCH_FLG_BUFFER
,
409 .process_pkt
= usbtouch_process_multi
,
410 .get_pkt_len
= egalax_get_pkt_len
,
411 .read_data
= egalax_read_data
,
415 #ifdef CONFIG_USB_TOUCHSCREEN_PANJIT
422 .read_data
= panjit_read_data
,
426 #ifdef CONFIG_USB_TOUCHSCREEN_3M
433 .read_data
= mtouch_read_data
,
438 #ifdef CONFIG_USB_TOUCHSCREEN_ITM
446 .read_data
= itm_read_data
,
450 #ifdef CONFIG_USB_TOUCHSCREEN_ETURBO
457 .flags
= USBTOUCH_FLG_BUFFER
,
458 .process_pkt
= usbtouch_process_multi
,
459 .get_pkt_len
= eturbo_get_pkt_len
,
460 .read_data
= eturbo_read_data
,
464 #ifdef CONFIG_USB_TOUCHSCREEN_GUNZE
471 .read_data
= gunze_read_data
,
475 #ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10
476 [DEVTYPE_DMC_TSC10
] = {
482 .init
= dmc_tsc10_init
,
483 .read_data
= dmc_tsc10_read_data
,
489 /*****************************************************************************
492 static void usbtouch_process_pkt(struct usbtouch_usb
*usbtouch
,
493 unsigned char *pkt
, int len
)
495 int x
, y
, touch
, press
;
496 struct usbtouch_device_info
*type
= usbtouch
->type
;
498 if (!type
->read_data(pkt
, &x
, &y
, &touch
, &press
))
501 input_report_key(usbtouch
->input
, BTN_TOUCH
, touch
);
504 input_report_abs(usbtouch
->input
, ABS_X
, y
);
505 input_report_abs(usbtouch
->input
, ABS_Y
, x
);
507 input_report_abs(usbtouch
->input
, ABS_X
, x
);
508 input_report_abs(usbtouch
->input
, ABS_Y
, y
);
511 input_report_abs(usbtouch
->input
, ABS_PRESSURE
, press
);
512 input_sync(usbtouch
->input
);
517 static void usbtouch_process_multi(struct usbtouch_usb
*usbtouch
,
518 unsigned char *pkt
, int len
)
520 unsigned char *buffer
;
521 int pkt_len
, pos
, buf_len
, tmp
;
524 if (unlikely(usbtouch
->buf_len
)) {
525 /* try to get size */
526 pkt_len
= usbtouch
->type
->get_pkt_len(
527 usbtouch
->buffer
, usbtouch
->buf_len
);
530 if (unlikely(!pkt_len
))
533 /* need to append -pkt_len bytes before able to get size */
534 if (unlikely(pkt_len
< 0)) {
535 int append
= -pkt_len
;
536 if (unlikely(append
> len
))
538 if (usbtouch
->buf_len
+ append
>= usbtouch
->type
->rept_size
)
540 memcpy(usbtouch
->buffer
+ usbtouch
->buf_len
, pkt
, append
);
541 usbtouch
->buf_len
+= append
;
543 pkt_len
= usbtouch
->type
->get_pkt_len(
544 usbtouch
->buffer
, usbtouch
->buf_len
);
550 tmp
= pkt_len
- usbtouch
->buf_len
;
551 if (usbtouch
->buf_len
+ tmp
>= usbtouch
->type
->rept_size
)
553 memcpy(usbtouch
->buffer
+ usbtouch
->buf_len
, pkt
, tmp
);
554 usbtouch_process_pkt(usbtouch
, usbtouch
->buffer
, pkt_len
);
563 /* loop over the received packet, process */
565 while (pos
< buf_len
) {
567 pkt_len
= usbtouch
->type
->get_pkt_len(buffer
+ pos
, len
);
569 /* unknown packet: drop everything */
570 if (unlikely(!pkt_len
))
573 /* full packet: process */
574 if (likely((pkt_len
> 0) && (pkt_len
<= buf_len
- pos
))) {
575 usbtouch_process_pkt(usbtouch
, buffer
+ pos
, pkt_len
);
577 /* incomplete packet: save in buffer */
578 memcpy(usbtouch
->buffer
, buffer
+ pos
, buf_len
- pos
);
579 usbtouch
->buf_len
= buf_len
- pos
;
586 usbtouch
->buf_len
= 0;
592 static void usbtouch_irq(struct urb
*urb
)
594 struct usbtouch_usb
*usbtouch
= urb
->context
;
597 switch (urb
->status
) {
602 /* this urb is timing out */
603 dbg("%s - urb timed out - was the device unplugged?",
609 /* this urb is terminated, clean up */
610 dbg("%s - urb shutting down with status: %d",
611 __FUNCTION__
, urb
->status
);
614 dbg("%s - nonzero urb status received: %d",
615 __FUNCTION__
, urb
->status
);
619 usbtouch
->type
->process_pkt(usbtouch
, usbtouch
->data
, urb
->actual_length
);
622 retval
= usb_submit_urb(urb
, GFP_ATOMIC
);
624 err("%s - usb_submit_urb failed with result: %d",
625 __FUNCTION__
, retval
);
628 static int usbtouch_open(struct input_dev
*input
)
630 struct usbtouch_usb
*usbtouch
= input
->private;
632 usbtouch
->irq
->dev
= usbtouch
->udev
;
634 if (usb_submit_urb(usbtouch
->irq
, GFP_KERNEL
))
640 static void usbtouch_close(struct input_dev
*input
)
642 struct usbtouch_usb
*usbtouch
= input
->private;
644 usb_kill_urb(usbtouch
->irq
);
648 static void usbtouch_free_buffers(struct usb_device
*udev
,
649 struct usbtouch_usb
*usbtouch
)
652 usb_buffer_free(udev
, usbtouch
->type
->rept_size
,
653 usbtouch
->data
, usbtouch
->data_dma
);
654 kfree(usbtouch
->buffer
);
658 static int usbtouch_probe(struct usb_interface
*intf
,
659 const struct usb_device_id
*id
)
661 struct usbtouch_usb
*usbtouch
;
662 struct input_dev
*input_dev
;
663 struct usb_host_interface
*interface
;
664 struct usb_endpoint_descriptor
*endpoint
;
665 struct usb_device
*udev
= interface_to_usbdev(intf
);
666 struct usbtouch_device_info
*type
;
669 interface
= intf
->cur_altsetting
;
670 endpoint
= &interface
->endpoint
[0].desc
;
672 usbtouch
= kzalloc(sizeof(struct usbtouch_usb
), GFP_KERNEL
);
673 input_dev
= input_allocate_device();
674 if (!usbtouch
|| !input_dev
)
677 type
= &usbtouch_dev_info
[id
->driver_info
];
678 usbtouch
->type
= type
;
679 if (!type
->process_pkt
)
680 type
->process_pkt
= usbtouch_process_pkt
;
682 usbtouch
->data
= usb_buffer_alloc(udev
, type
->rept_size
,
683 SLAB_KERNEL
, &usbtouch
->data_dma
);
687 if (type
->flags
& USBTOUCH_FLG_BUFFER
) {
688 usbtouch
->buffer
= kmalloc(type
->rept_size
, GFP_KERNEL
);
689 if (!usbtouch
->buffer
)
690 goto out_free_buffers
;
693 usbtouch
->irq
= usb_alloc_urb(0, GFP_KERNEL
);
694 if (!usbtouch
->irq
) {
695 dbg("%s - usb_alloc_urb failed: usbtouch->irq", __FUNCTION__
);
696 goto out_free_buffers
;
699 usbtouch
->udev
= udev
;
700 usbtouch
->input
= input_dev
;
702 if (udev
->manufacturer
)
703 strlcpy(usbtouch
->name
, udev
->manufacturer
, sizeof(usbtouch
->name
));
706 if (udev
->manufacturer
)
707 strlcat(usbtouch
->name
, " ", sizeof(usbtouch
->name
));
708 strlcat(usbtouch
->name
, udev
->product
, sizeof(usbtouch
->name
));
711 if (!strlen(usbtouch
->name
))
712 snprintf(usbtouch
->name
, sizeof(usbtouch
->name
),
713 "USB Touchscreen %04x:%04x",
714 le16_to_cpu(udev
->descriptor
.idVendor
),
715 le16_to_cpu(udev
->descriptor
.idProduct
));
717 usb_make_path(udev
, usbtouch
->phys
, sizeof(usbtouch
->phys
));
718 strlcpy(usbtouch
->phys
, "/input0", sizeof(usbtouch
->phys
));
720 input_dev
->name
= usbtouch
->name
;
721 input_dev
->phys
= usbtouch
->phys
;
722 usb_to_input_id(udev
, &input_dev
->id
);
723 input_dev
->cdev
.dev
= &intf
->dev
;
724 input_dev
->private = usbtouch
;
725 input_dev
->open
= usbtouch_open
;
726 input_dev
->close
= usbtouch_close
;
728 input_dev
->evbit
[0] = BIT(EV_KEY
) | BIT(EV_ABS
);
729 input_dev
->keybit
[LONG(BTN_TOUCH
)] = BIT(BTN_TOUCH
);
730 input_set_abs_params(input_dev
, ABS_X
, type
->min_xc
, type
->max_xc
, 0, 0);
731 input_set_abs_params(input_dev
, ABS_Y
, type
->min_yc
, type
->max_yc
, 0, 0);
733 input_set_abs_params(input_dev
, ABS_PRESSURE
, type
->min_press
,
734 type
->max_press
, 0, 0);
736 usb_fill_int_urb(usbtouch
->irq
, usbtouch
->udev
,
737 usb_rcvintpipe(usbtouch
->udev
, endpoint
->bEndpointAddress
),
738 usbtouch
->data
, type
->rept_size
,
739 usbtouch_irq
, usbtouch
, endpoint
->bInterval
);
741 usbtouch
->irq
->dev
= usbtouch
->udev
;
742 usbtouch
->irq
->transfer_dma
= usbtouch
->data_dma
;
743 usbtouch
->irq
->transfer_flags
|= URB_NO_TRANSFER_DMA_MAP
;
745 /* device specific init */
747 err
= type
->init(usbtouch
);
749 dbg("%s - type->init() failed, err: %d", __FUNCTION__
, err
);
750 goto out_free_buffers
;
754 err
= input_register_device(usbtouch
->input
);
756 dbg("%s - input_register_device failed, err: %d", __FUNCTION__
, err
);
757 goto out_free_buffers
;
760 usb_set_intfdata(intf
, usbtouch
);
765 usbtouch_free_buffers(udev
, usbtouch
);
767 input_free_device(input_dev
);
772 static void usbtouch_disconnect(struct usb_interface
*intf
)
774 struct usbtouch_usb
*usbtouch
= usb_get_intfdata(intf
);
776 dbg("%s - called", __FUNCTION__
);
781 dbg("%s - usbtouch is initialized, cleaning up", __FUNCTION__
);
782 usb_set_intfdata(intf
, NULL
);
783 usb_kill_urb(usbtouch
->irq
);
784 input_unregister_device(usbtouch
->input
);
785 usb_free_urb(usbtouch
->irq
);
786 usbtouch_free_buffers(interface_to_usbdev(intf
), usbtouch
);
790 MODULE_DEVICE_TABLE(usb
, usbtouch_devices
);
792 static struct usb_driver usbtouch_driver
= {
793 .name
= "usbtouchscreen",
794 .probe
= usbtouch_probe
,
795 .disconnect
= usbtouch_disconnect
,
796 .id_table
= usbtouch_devices
,
799 static int __init
usbtouch_init(void)
801 return usb_register(&usbtouch_driver
);
804 static void __exit
usbtouch_cleanup(void)
806 usb_deregister(&usbtouch_driver
);
809 module_init(usbtouch_init
);
810 module_exit(usbtouch_cleanup
);
812 MODULE_AUTHOR(DRIVER_AUTHOR
);
813 MODULE_DESCRIPTION(DRIVER_DESC
);
814 MODULE_LICENSE("GPL");
816 MODULE_ALIAS("touchkitusb");
817 MODULE_ALIAS("itmtouch");
818 MODULE_ALIAS("mtouchusb");