hi,
this is the first version of the patch from a newbie :)
add support for PANJIT TouchSet USB touchscreen device.
patch for kernel 2.6.16-rc5.
thx for anyone see this, and feel free to apply it :)
Best Regards,
victima
=========================================================================
diff -u -r -N linux-2.6.16-rc5/drivers/usb/input/hid-core.c
linux-2.6.16-rc5.modi/drivers/usb/input/hid-core.c
--- linux-2.6.16-rc5/drivers/usb/input/hid-core.c 2006-02-27
13:09:35.000000000 +0800
+++ linux-2.6.16-rc5.modi/drivers/usb/input/hid-core.c 2006-03-02
10:20:36.000000000 +0800
@@ -1459,6 +1459,12 @@
#define USB_VENDOR_ID_HP 0x03f0
#define USB_DEVICE_ID_HP_USBHUB_KB 0x020c
+#define USB_VENDOR_ID_TOUCHSET 0x134c
+#define USB_DEVICE_ID_TOUCHSET_INITIAL 0x0001
+#define USB_DEVICE_ID_TOUCHSET_JUNIOR 0x0002
+#define USB_DEVICE_ID_TOUCHSET_TRIAD 0x0003
+#define USB_DEVICE_ID_TOUCHSET_QUATA 0x0004
+
/*
* Alphabetically sorted blacklist by quirk type.
*/
@@ -1603,6 +1609,11 @@
{ USB_VENDOR_ID_APPLE, 0x030A, HID_QUIRK_POWERBOOK_HAS_FN },
{ USB_VENDOR_ID_APPLE, 0x030B, HID_QUIRK_POWERBOOK_HAS_FN },
+ { USB_VENDOR_ID_TOUCHSET, USB_DEVICE_ID_TOUCHSET_INITIAL, HID_QUIRK_BADPAD },
+ { USB_VENDOR_ID_TOUCHSET, USB_DEVICE_ID_TOUCHSET_JUNIOR, HID_QUIRK_BADPAD },
+ { USB_VENDOR_ID_TOUCHSET, USB_DEVICE_ID_TOUCHSET_TRIAD, HID_QUIRK_BADPAD },
+ { USB_VENDOR_ID_TOUCHSET, USB_DEVICE_ID_TOUCHSET_QUATA, HID_QUIRK_BADPAD },
+
{ 0, 0 }
};
diff -u -r -N linux-2.6.16-rc5/drivers/usb/input/Kconfig
linux-2.6.16-rc5.modi/drivers/usb/input/Kconfig
--- linux-2.6.16-rc5/drivers/usb/input/Kconfig 2006-02-27
13:09:35.000000000 +0800
+++ linux-2.6.16-rc5.modi/drivers/usb/input/Kconfig 2006-03-02
09:48:38.000000000 +0800
@@ -224,6 +224,19 @@
To compile this driver as a module, choose M here: the
module will be called itmtouch.
+config USB_TOUCHSET
+ tristate "TouchSet USB Device Driver"
+ depends on USB && INPUT
+ ---help---
+ Say Y here if you want to use a TouchSet USB
+ Touchscreen controller.
+
+ Have a look at <http://linux.chapter7.ch/touchkit/> for
+ a usage description and the required user-space stuff.
+
+ To compile this driver as a module, choose M here: the
+ module will be called touchsetusb.
+
config USB_EGALAX
tristate "eGalax TouchKit USB Touchscreen Driver"
depends on USB && INPUT
diff -u -r -N linux-2.6.16-rc5/drivers/usb/input/Makefile
linux-2.6.16-rc5.modi/drivers/usb/input/Makefile
--- linux-2.6.16-rc5/drivers/usb/input/Makefile 2006-02-27
13:09:35.000000000 +0800
+++ linux-2.6.16-rc5.modi/drivers/usb/input/Makefile 2006-03-02
10:20:36.000000000 +0800
@@ -36,6 +36,7 @@
obj-$(CONFIG_USB_MOUSE) += usbmouse.o
obj-$(CONFIG_USB_MTOUCH) += mtouchusb.o
obj-$(CONFIG_USB_ITMTOUCH) += itmtouch.o
+obj-$(CONFIG_USB_TOUCHSET) += touchsetusb.o
obj-$(CONFIG_USB_EGALAX) += touchkitusb.o
obj-$(CONFIG_USB_POWERMATE) += powermate.o
obj-$(CONFIG_USB_WACOM) += wacom.o
diff -u -r -N linux-2.6.16-rc5/drivers/usb/input/touchsetusb.c
linux-2.6.16-rc5.modi/drivers/usb/input/touchsetusb.c
--- linux-2.6.16-rc5/drivers/usb/input/touchsetusb.c 1970-01-01
08:00:00.000000000 +0800
+++ linux-2.6.16-rc5.modi/drivers/usb/input/touchsetusb.c 2006-03-02
10:20:36.000000000 +0800
@@ -0,0 +1,294 @@
+/******************************************************************************
+ * touchsetusb.c -- Driver for TouchSet USB Device
+ *
+ * Copyright (C) 2006 by Victima Gish
+ * Copyright (C) by Todd E. Johnson (mtouchusb.c)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Based upon mtouchusb.c
+ *
+ *****************************************************************************/
+
+//#define DEBUG
+
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/input.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/usb.h>
+#include <linux/usb_input.h>
+
+#define TOUCHSET_MIN_XC 0x0
+#define TOUCHSET_MAX_XC 0x0fff
+#define TOUCHSET_XC_FUZZ 0x0
+#define TOUCHSET_XC_FLAT 0x0
+#define TOUCHSET_MIN_YC 0x0
+#define TOUCHSET_MAX_YC 0x0fff
+#define TOUCHSET_YC_FUZZ 0x0
+#define TOUCHSET_YC_FLAT 0x0
+#define TOUCHSET_REPORT_DATA_SIZE 8
+
+#define TOUCHSET_DOWN 0x01
+#define TOUCHSET_POINT_TOUCH 0x81
+#define TOUCHSET_POINT_NOTOUCH 0x80
+
+#define TOUCHSET_GET_TOUCHED(dat) ((((dat)[0]) & TOUCHSET_DOWN) ? 1 : 0)
+#define TOUCHSET_GET_X(dat) ((dat)[1] | ((dat)[2] << 8))
+#define TOUCHSET_GET_Y(dat) ((dat)[3] | ((dat)[4] << 8))
+
+#define DRIVER_VERSION "0.1"
+#define DRIVER_AUTHOR "Victima Gish <[email protected]>"
+#define DRIVER_DESC "TouchSet USB Device"
+
+static int swap_xy;
+static int _x;
+static int _y;
+module_param(swap_xy, bool, 0644);
+MODULE_PARM_DESC(swap_xy, "If set X and Y axes are swapped.");
+
+struct touchset_usb {
+ unsigned char *data;
+ dma_addr_t data_dma;
+ struct urb *irq;
+ struct usb_device *udev;
+ struct input_dev *input;
+ char name[128];
+ char phys[64];
+};
+
+static struct usb_device_id touchset_devices[] = {
+ {USB_DEVICE(0x134c, 0x0001)},
+ {USB_DEVICE(0x134c, 0x0002)},
+ {USB_DEVICE(0x134c, 0x0003)},
+ {USB_DEVICE(0x134c, 0x0004)},
+ {}
+};
+
+static void touchset_irq(struct urb *urb, struct pt_regs *regs)
+{
+ struct touchset_usb *touchset = urb->context;
+ int retval;
+ int x, y;
+
+ switch (urb->status) {
+ case 0:
+ /* success */
+ break;
+ case -ETIMEDOUT:
+ /* this urb is timing out */
+ dbg("%s - urb timed out - was the device unplugged?",
+ __FUNCTION__);
+ return;
+ case -ECONNRESET:
+ case -ENOENT:
+ case -ESHUTDOWN:
+ /* this urb is terminated, clean up */
+ dbg("%s - urb shutting down with status: %d",
+ __FUNCTION__, urb->status);
+ return;
+ default:
+ dbg("%s - nonzero urb status received: %d",
+ __FUNCTION__, urb->status);
+ goto exit;
+ }
+
+ if (swap_xy) {
+ y = TOUCHSET_GET_X(touchset->data);
+ x = TOUCHSET_GET_Y(touchset->data);
+ } else {
+ x = TOUCHSET_GET_X(touchset->data);
+ y = TOUCHSET_GET_Y(touchset->data);
+ }
+
+ input_regs(touchset->input, regs);
+ input_report_key(touchset->input, BTN_TOUCH,
+ TOUCHSET_GET_TOUCHED(touchset->data));
+ input_report_abs(touchset->input, ABS_X, x);
+ input_report_abs(touchset->input, ABS_Y, y);
+ input_sync(touchset->input);
+
+exit:
+ retval = usb_submit_urb(urb, GFP_ATOMIC);
+ if (retval)
+ err("%s - usb_submit_urb failed with result: %d",
+ __FUNCTION__, retval);
+}
+
+static int touchset_open(struct input_dev *input)
+{
+ struct touchset_usb *touchset = input->private;
+
+ touchset->irq->dev = touchset->udev;
+
+ if (usb_submit_urb(touchset->irq, GFP_ATOMIC))
+ return -EIO;
+
+ return 0;
+}
+
+static void touchset_close(struct input_dev *input)
+{
+ struct touchset_usb *touchset = input->private;
+
+ usb_kill_urb(touchset->irq);
+}
+
+static int touchset_alloc_buffers(struct usb_device *udev,
+ struct touchset_usb *touchset)
+{
+ touchset->data = usb_buffer_alloc(udev, TOUCHSET_REPORT_DATA_SIZE,
+ SLAB_ATOMIC, &touchset->data_dma);
+
+ if (!touchset->data)
+ return -1;
+
+ return 0;
+}
+
+static void touchset_free_buffers(struct usb_device *udev,
+ struct touchset_usb *touchset)
+{
+ if (touchset->data)
+ usb_buffer_free(udev, TOUCHSET_REPORT_DATA_SIZE,
+ touchset->data, touchset->data_dma);
+}
+
+static int touchset_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ struct touchset_usb *touchset;
+ struct input_dev *input_dev;
+ struct usb_host_interface *interface;
+ struct usb_endpoint_descriptor *endpoint;
+ struct usb_device *udev = interface_to_usbdev(intf);
+
+ interface = intf->cur_altsetting;
+ endpoint = &interface->endpoint[0].desc;
+
+ touchset = kzalloc(sizeof(struct touchset_usb), GFP_KERNEL);
+ input_dev = input_allocate_device();
+ if (!touchset || !input_dev)
+ goto out_free;
+
+ if (touchset_alloc_buffers(udev, touchset))
+ goto out_free;
+
+ touchset->irq = usb_alloc_urb(0, GFP_KERNEL);
+ if (!touchset->irq) {
+ dbg("%s - usb_alloc_urb failed: touchset->irq", __FUNCTION__);
+ goto out_free_buffers;
+ }
+
+ touchset->udev = udev;
+ touchset->input = input_dev;
+
+ if (udev->manufacturer)
+ strlcpy(touchset->name, udev->manufacturer, sizeof(touchset->name));
+
+ if (udev->product) {
+ if (udev->manufacturer)
+ strlcat(touchset->name, " ", sizeof(touchset->name));
+ strlcat(touchset->name, udev->product, sizeof(touchset->name));
+ }
+
+ if (!strlen(touchset->name))
+ snprintf(touchset->name, sizeof(touchset->name),
+ "USB Device %04x:%04x",
+ le16_to_cpu(udev->descriptor.idVendor),
+ le16_to_cpu(udev->descriptor.idProduct));
+
+ usb_make_path(udev, touchset->phys, sizeof(touchset->phys));
+ strlcpy(touchset->phys, "/input0", sizeof(touchset->phys));
+
+ input_dev->name = touchset->name;
+ input_dev->phys = touchset->phys;
+ usb_to_input_id(udev, &input_dev->id);
+ input_dev->cdev.dev = &intf->dev;
+ input_dev->private = touchset;
+ input_dev->open = touchset_open;
+ input_dev->close = touchset_close;
+
+ input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_ABS);
+ input_dev->keybit[LONG(BTN_TOUCH)] = BIT(BTN_TOUCH);
+ input_set_abs_params(input_dev, ABS_X, TOUCHSET_MIN_XC, TOUCHSET_MAX_XC,
+ TOUCHSET_XC_FUZZ, TOUCHSET_XC_FLAT);
+ input_set_abs_params(input_dev, ABS_Y, TOUCHSET_MIN_YC, TOUCHSET_MAX_YC,
+ TOUCHSET_YC_FUZZ, TOUCHSET_YC_FLAT);
+
+ usb_fill_int_urb(touchset->irq, touchset->udev,
+ usb_rcvintpipe(touchset->udev, 0x81),
+ touchset->data, TOUCHSET_REPORT_DATA_SIZE,
+ touchset_irq, touchset, endpoint->bInterval);
+
+ touchset->irq->transfer_dma = touchset->data_dma;
+ touchset->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+
+ input_register_device(touchset->input);
+
+ usb_set_intfdata(intf, touchset);
+ return 0;
+
+out_free_buffers:
+ touchset_free_buffers(udev, touchset);
+out_free:
+ input_free_device(input_dev);
+ kfree(touchset);
+ return -ENOMEM;
+}
+
+static void touchset_disconnect(struct usb_interface *intf)
+{
+ struct touchset_usb *touchset = usb_get_intfdata(intf);
+
+ dbg("%s - called", __FUNCTION__);
+
+ if (!touchset)
+ return;
+
+ dbg("%s - touchset is initialized, cleaning up", __FUNCTION__);
+ usb_set_intfdata(intf, NULL);
+ usb_kill_urb(touchset->irq);
+ input_unregister_device(touchset->input);
+ usb_free_urb(touchset->irq);
+ touchset_free_buffers(interface_to_usbdev(intf), touchset);
+ kfree(touchset);
+}
+
+MODULE_DEVICE_TABLE(usb, touchset_devices);
+
+static struct usb_driver touchset_driver = {
+ .name = "touchsetusb",
+ .probe = touchset_probe,
+ .disconnect = touchset_disconnect,
+ .id_table = touchset_devices,
+};
+
+static int __init touchset_init(void)
+{
+ return usb_register(&touchset_driver);
+}
+
+static void __exit touchset_cleanup(void)
+{
+ usb_deregister(&touchset_driver);
+}
+
+module_init(touchset_init);
+module_exit(touchset_cleanup);
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
diff -u -r -N linux-2.6.16-rc5/drivers/usb/Makefile
linux-2.6.16-rc5.modi/drivers/usb/Makefile
--- linux-2.6.16-rc5/drivers/usb/Makefile 2006-02-27 13:09:35.000000000 +0800
+++ linux-2.6.16-rc5.modi/drivers/usb/Makefile 2006-03-02
10:11:39.000000000 +0800
@@ -31,6 +31,7 @@
obj-$(CONFIG_USB_KBTAB) += input/
obj-$(CONFIG_USB_MOUSE) += input/
obj-$(CONFIG_USB_MTOUCH) += input/
+obj-$(CONFIG_USB_TOUCHSET) += input/
obj-$(CONFIG_USB_POWERMATE) += input/
obj-$(CONFIG_USB_WACOM) += input/
obj-$(CONFIG_USB_ACECAD) += input/
=======================================================================
--
~
-
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