usbtouchscreen.c (3a20ac2c52b1317f5a5f0bd9cd3cbe8495ddd026) usbtouchscreen.c (f7370699fbbb18f97442d6f47cc2d478a911ad6f)
1/******************************************************************************
2 * usbtouchscreen.c
3 * Driver for USB Touchscreens, supporting those devices:
4 * - eGalax Touchkit
5 * includes eTurboTouch CT-410/510/700
6 * - 3M/Microtouch EX II series
7 * - ITM
8 * - PanJit TouchSet
9 * - eTurboTouch
10 * - Gunze AHL61
11 * - DMC TSC-10/25
12 * - IRTOUCHSYSTEMS/UNITOP
13 * - IdealTEK URTC1000
14 * - General Touch
15 * - GoTop Super_Q2/GogoPen/PenPower tablets
1/******************************************************************************
2 * usbtouchscreen.c
3 * Driver for USB Touchscreens, supporting those devices:
4 * - eGalax Touchkit
5 * includes eTurboTouch CT-410/510/700
6 * - 3M/Microtouch EX II series
7 * - ITM
8 * - PanJit TouchSet
9 * - eTurboTouch
10 * - Gunze AHL61
11 * - DMC TSC-10/25
12 * - IRTOUCHSYSTEMS/UNITOP
13 * - IdealTEK URTC1000
14 * - General Touch
15 * - GoTop Super_Q2/GogoPen/PenPower tablets
16 * - JASTEC USB touch controller/DigiTech DTR-02U
16 *
17 * Copyright (C) 2004-2007 by Daniel Ritz <daniel.ritz@gmx.ch>
18 * Copyright (C) by Todd E. Johnson (mtouchusb.c)
19 *
20 * This program is free software; you can redistribute it and/or
21 * modify it under the terms of the GNU General Public License as
22 * published by the Free Software Foundation; either version 2 of the
23 * License, or (at your option) any later version.

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113 DEVTYPE_ITM,
114 DEVTYPE_ETURBO,
115 DEVTYPE_GUNZE,
116 DEVTYPE_DMC_TSC10,
117 DEVTYPE_IRTOUCH,
118 DEVTYPE_IDEALTEK,
119 DEVTYPE_GENERAL_TOUCH,
120 DEVTYPE_GOTOP,
17 *
18 * Copyright (C) 2004-2007 by Daniel Ritz <daniel.ritz@gmx.ch>
19 * Copyright (C) by Todd E. Johnson (mtouchusb.c)
20 *
21 * This program is free software; you can redistribute it and/or
22 * modify it under the terms of the GNU General Public License as
23 * published by the Free Software Foundation; either version 2 of the
24 * License, or (at your option) any later version.

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114 DEVTYPE_ITM,
115 DEVTYPE_ETURBO,
116 DEVTYPE_GUNZE,
117 DEVTYPE_DMC_TSC10,
118 DEVTYPE_IRTOUCH,
119 DEVTYPE_IDEALTEK,
120 DEVTYPE_GENERAL_TOUCH,
121 DEVTYPE_GOTOP,
122 DEVTYPE_JASTEC,
121};
122
123#define USB_DEVICE_HID_CLASS(vend, prod) \
124 .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS \
125 | USB_DEVICE_ID_MATCH_INT_PROTOCOL \
126 | USB_DEVICE_ID_MATCH_DEVICE, \
127 .idVendor = (vend), \
128 .idProduct = (prod), \

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186#endif
187
188#ifdef CONFIG_TOUCHSCREEN_USB_GOTOP
189 {USB_DEVICE(0x08f2, 0x007f), .driver_info = DEVTYPE_GOTOP},
190 {USB_DEVICE(0x08f2, 0x00ce), .driver_info = DEVTYPE_GOTOP},
191 {USB_DEVICE(0x08f2, 0x00f4), .driver_info = DEVTYPE_GOTOP},
192#endif
193
123};
124
125#define USB_DEVICE_HID_CLASS(vend, prod) \
126 .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS \
127 | USB_DEVICE_ID_MATCH_INT_PROTOCOL \
128 | USB_DEVICE_ID_MATCH_DEVICE, \
129 .idVendor = (vend), \
130 .idProduct = (prod), \

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188#endif
189
190#ifdef CONFIG_TOUCHSCREEN_USB_GOTOP
191 {USB_DEVICE(0x08f2, 0x007f), .driver_info = DEVTYPE_GOTOP},
192 {USB_DEVICE(0x08f2, 0x00ce), .driver_info = DEVTYPE_GOTOP},
193 {USB_DEVICE(0x08f2, 0x00f4), .driver_info = DEVTYPE_GOTOP},
194#endif
195
196#ifdef CONFIG_TOUCHSCREEN_USB_JASTEC
197 {USB_DEVICE(0x0f92, 0x0001), .driver_info = DEVTYPE_JASTEC},
198#endif
199
194 {}
195};
196
197
198/*****************************************************************************
199 * eGalax part
200 */
201

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554 * GoTop Part
555 */
556#ifdef CONFIG_TOUCHSCREEN_USB_GOTOP
557static int gotop_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
558{
559 dev->x = ((pkt[1] & 0x38) << 4) | pkt[2];
560 dev->y = ((pkt[1] & 0x07) << 7) | pkt[3];
561 dev->touch = pkt[0] & 0x01;
200 {}
201};
202
203
204/*****************************************************************************
205 * eGalax part
206 */
207

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560 * GoTop Part
561 */
562#ifdef CONFIG_TOUCHSCREEN_USB_GOTOP
563static int gotop_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
564{
565 dev->x = ((pkt[1] & 0x38) << 4) | pkt[2];
566 dev->y = ((pkt[1] & 0x07) << 7) | pkt[3];
567 dev->touch = pkt[0] & 0x01;
568
562 return 1;
563}
564#endif
565
569 return 1;
570}
571#endif
572
573/*****************************************************************************
574 * JASTEC Part
575 */
576#ifdef CONFIG_TOUCHSCREEN_USB_JASTEC
577static int jastec_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
578{
579 dev->x = ((pkt[0] & 0x3f) << 6) | (pkt[2] & 0x3f);
580 dev->y = ((pkt[1] & 0x3f) << 6) | (pkt[3] & 0x3f);
581 dev->touch = (pkt[0] & 0x40) >> 6;
566
582
583 return 1;
584}
585#endif
586
587
567/*****************************************************************************
568 * the different device descriptors
569 */
570#ifdef MULTI_PACKET
571static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
572 unsigned char *pkt, int len);
573#endif
574

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697 .min_xc = 0x0,
698 .max_xc = 0x03ff,
699 .min_yc = 0x0,
700 .max_yc = 0x03ff,
701 .rept_size = 4,
702 .read_data = gotop_read_data,
703 },
704#endif
588/*****************************************************************************
589 * the different device descriptors
590 */
591#ifdef MULTI_PACKET
592static void usbtouch_process_multi(struct usbtouch_usb *usbtouch,
593 unsigned char *pkt, int len);
594#endif
595

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718 .min_xc = 0x0,
719 .max_xc = 0x03ff,
720 .min_yc = 0x0,
721 .max_yc = 0x03ff,
722 .rept_size = 4,
723 .read_data = gotop_read_data,
724 },
725#endif
726
727#ifdef CONFIG_TOUCHSCREEN_USB_JASTEC
728 [DEVTYPE_JASTEC] = {
729 .min_xc = 0x0,
730 .max_xc = 0x0fff,
731 .min_yc = 0x0,
732 .max_yc = 0x0fff,
733 .rept_size = 4,
734 .read_data = jastec_read_data,
735 },
736#endif
705};
706
707
708/*****************************************************************************
709 * Generic Part
710 */
711static void usbtouch_process_pkt(struct usbtouch_usb *usbtouch,
712 unsigned char *pkt, int len)

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738
739
740/*****************************************************************************
741 * Generic Part
742 */
743static void usbtouch_process_pkt(struct usbtouch_usb *usbtouch,
744 unsigned char *pkt, int len)

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