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Input: usbtouchscreen - support for JASTEC/DigiTech DTR-02U USB touch controllers

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Add support for the JASTEC/DigiTech DTR-02U USB touch screen
controllers.

Signed-off-by: Jim Persson <jim-linux@nurd.se>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Jim Persson 2009-07-07 22:07:59 -07:00 committed by Dmitry Torokhov
parent 72398e4b1a
commit f7370699fb
2 changed files with 38 additions and 0 deletions
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6
drivers/input/touchscreen/Kconfig
View File

@ -406,6 +406,7 @@ config TOUCHSCREEN_USB_COMPOSITE
- IRTOUCHSYSTEMS/UNITOP
- IdealTEK URTC1000
- GoTop Super_Q2/GogoPen/PenPower tablets
- JASTEC USB Touch Controller/DigiTech DTR-02U
Have a look at <http://linux.chapter7.ch/touchkit/> for
a usage description and the required user-space stuff.
@ -468,6 +469,11 @@ config TOUCHSCREEN_USB_GOTOP
bool "GoTop Super_Q2/GogoPen/PenPower tablet device support" if EMBEDDED
depends on TOUCHSCREEN_USB_COMPOSITE
config TOUCHSCREEN_USB_JASTEC
default y
bool "JASTEC/DigiTech DTR-02U USB touch controller device support" if EMBEDDED
depends on TOUCHSCREEN_USB_COMPOSITE
config TOUCHSCREEN_TOUCHIT213
tristate "Sahara TouchIT-213 touchscreen"
select SERIO

32
drivers/input/touchscreen/usbtouchscreen.c
View File

@ -13,6 +13,7 @@
* - IdealTEK URTC1000
* - General Touch
* - GoTop Super_Q2/GogoPen/PenPower tablets
* - JASTEC USB touch controller/DigiTech DTR-02U
*
* Copyright (C) 2004-2007 by Daniel Ritz <daniel.ritz@gmx.ch>
* Copyright (C) by Todd E. Johnson (mtouchusb.c)
@ -118,6 +119,7 @@ enum {
DEVTYPE_IDEALTEK,
DEVTYPE_GENERAL_TOUCH,
DEVTYPE_GOTOP,
DEVTYPE_JASTEC,
};
#define USB_DEVICE_HID_CLASS(vend, prod) \
@ -191,6 +193,10 @@ static struct usb_device_id usbtouch_devices[] = {
{USB_DEVICE(0x08f2, 0x00f4), .driver_info = DEVTYPE_GOTOP},
#endif
#ifdef CONFIG_TOUCHSCREEN_USB_JASTEC
{USB_DEVICE(0x0f92, 0x0001), .driver_info = DEVTYPE_JASTEC},
#endif
{}
};
@ -559,6 +565,21 @@ static int gotop_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
dev->x = ((pkt[1] & 0x38) << 4) | pkt[2];
dev->y = ((pkt[1] & 0x07) << 7) | pkt[3];
dev->touch = pkt[0] & 0x01;
return 1;
}
#endif
/*****************************************************************************
* JASTEC Part
*/
#ifdef CONFIG_TOUCHSCREEN_USB_JASTEC
static int jastec_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
{
dev->x = ((pkt[0] & 0x3f) << 6) | (pkt[2] & 0x3f);
dev->y = ((pkt[1] & 0x3f) << 6) | (pkt[3] & 0x3f);
dev->touch = (pkt[0] & 0x40) >> 6;
return 1;
}
#endif
@ -702,6 +723,17 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
.read_data = gotop_read_data,
},
#endif
#ifdef CONFIG_TOUCHSCREEN_USB_JASTEC
[DEVTYPE_JASTEC] = {
.min_xc = 0x0,
.max_xc = 0x0fff,
.min_yc = 0x0,
.max_yc = 0x0fff,
.rept_size = 4,
.read_data = jastec_read_data,
},
#endif
};