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/*
* $Id: shuttlepro.c,v 1.6 2002/07/18 04:48:10 ddennedy Exp $
*
* Copyright (c) 2001 Tomoaki Hayasaka <hayasaka@postman.riken.go.jp>
* and Dan Dennedy <dan@dennedy.org>
*
* Contour ShuttlePro support
*
*/
/*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/input.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/usb.h>
/*
* Version Information
*/
#define DRIVER_VERSION "v0.2"
#define DRIVER_AUTHOR "Tomoaki Hayasaka <hayasaka@postman.riken.go.jp> and Dan Dennedy <dan@dennedy.org>"
#define DRIVER_DESC "Contour USB ShuttlePro driver"
MODULE_AUTHOR( DRIVER_AUTHOR );
MODULE_DESCRIPTION( DRIVER_DESC );
MODULE_LICENSE("GPL");
/*
* Contour ShuttlePro packet:
*
* byte 0: shuttle (00, ff=-1, fe=-2, fd=-3, fc=-4, fb=-5, fa=-6, f9=-7, 1, 2, 3, 4, 5, 6, 7)
* byte 1: jog (increasing = clockwise, decreasing = counter-clockwise)
* byte 2:
* byte 3: buttons (top row = 01, 02, 04, 08; 2nd row = 10, 20, 40, 80)
* byte 4: buttons (last 2nd row = 01, inner SW = 02, inner SE = 04, outer SW = 08, outer SE = 10)
* bytes 5-7: unused?
* all buttons reset to zero upon release
*
*/
static unsigned char shuttlepro_keycode[2][256] = { {
0, 49, 24, 0, 25, 0, 0, 0, 16, 0, 0, 0, 0, 0, 0, 0,
47, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
45, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
21, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
31, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
},
{
0, 44, 20, 0, 22, 0, 0, 0, 20, 0, 0, 0, 0, 0, 0, 0,
22, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
} };
static signed char shuttlepro_shuttle[256] = {
30, 48, 46, 32, 18, 33, 34, 35, 0, 0, 0, 0, 0, 0, 0, 0,
2, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 23, 43, 27, 13, 50, 38, 37, 36
};
#define USB_VENDOR_ID_CONTOUR 0x05f3
#define USB_PRODUCT_ID_SHUTTLEPRO 0x0240
struct shuttlepro_features {
char *name;
int pktlen;
void (*irq)(struct urb *urb);
};
struct shuttlepro {
unsigned char newdata[8];
unsigned char olddata[8];
struct input_dev dev;
struct usb_device *usbdev;
struct urb irq;
struct shuttlepro_features *features;
int open;
};
static void shuttlepro_irq(struct urb *urb)
{
struct shuttlepro *shuttlepro = urb->context;
unsigned char *newdata = shuttlepro->newdata;
unsigned char *olddata = shuttlepro->olddata;
struct input_dev *dev = &shuttlepro->dev;
int i;
if (urb->status)
return;
#if 0
printk(KERN_INFO "received: %02x %02x %02x %02x %02x %02x %02x %02x\n",
newdata[0], newdata[1], newdata[2], newdata[3],
newdata[4], newdata[5], newdata[6], newdata[7]);
#endif
if (newdata[0] != olddata[0]) {
input_report_key(dev, shuttlepro_shuttle[newdata[0]], 1);
input_report_abs(dev, ABS_MISC, (short) newdata[0]);
input_report_key(dev, shuttlepro_shuttle[newdata[0]], 0);
}
if ((newdata[1] < olddata[1]) || (newdata[1]==0xff && olddata[1]==0x00)) {
input_report_key(dev, shuttlepro_shuttle[0x10], 1);
input_report_rel(dev, REL_DIAL, -1);
input_report_key(dev, shuttlepro_shuttle[0x10], 0);
}
if ((newdata[1] > olddata[1]) || (newdata[1]==0x00 && olddata[1]==0xff)) {
input_report_key(dev, shuttlepro_shuttle[0x11], 1);
input_report_rel(dev, REL_DIAL, 1);
input_report_key(dev, shuttlepro_shuttle[0x11], 0);
}
/* TODO: key combinations */
for (i = 3; i < 5; i++) {
if (olddata[i] > 0 && newdata[i] == 0) {
if (shuttlepro_keycode[i-3][olddata[i]])
input_report_key(dev, shuttlepro_keycode[i-3][olddata[i]], 0);
else
info("Unknown key (scancode %#x) released.", olddata[i]);
}
if (newdata[i] > 0 && olddata[i] == 0) {
if (shuttlepro_keycode[newdata[i]])
input_report_key(dev, shuttlepro_keycode[i-3][newdata[i]], 1);
else
info("Unknown key (scancode %#x) pressed.", newdata[i]);
}
}
memcpy(olddata, newdata, 8);
}
struct shuttlepro_features shuttlepro_features[] = {
{ "Contour ShuttlePro", 8, shuttlepro_irq },
{ NULL , 0 }
};
struct usb_device_id shuttlepro_ids[] = {
{ USB_DEVICE(USB_VENDOR_ID_CONTOUR, USB_PRODUCT_ID_SHUTTLEPRO) },
{ }
};
MODULE_DEVICE_TABLE(usb, shuttlepro_ids);
static int shuttlepro_open(struct input_dev *dev)
{
struct shuttlepro *shuttlepro = dev->private;
if (shuttlepro->open++)
return 0;
shuttlepro->irq.dev = shuttlepro->usbdev;
if (usb_submit_urb(&shuttlepro->irq))
return -EIO;
return 0;
}
static void shuttlepro_close(struct input_dev *dev)
{
struct shuttlepro *shuttlepro = dev->private;
if (!--shuttlepro->open)
usb_unlink_urb(&shuttlepro->irq);
}
static void *shuttlepro_probe(struct usb_device *dev, unsigned int ifnum, const struct usb_device_id *id)
{
struct usb_endpoint_descriptor *endpoint;
struct shuttlepro *shuttlepro;
int i, j;
if (!(shuttlepro = kmalloc(sizeof(struct shuttlepro), GFP_KERNEL)))
return NULL;
memset(shuttlepro, 0, sizeof(struct shuttlepro));
shuttlepro->features = shuttlepro_features;
shuttlepro->dev.evbit[0] |= BIT(EV_KEY) | BIT(EV_ABS) | BIT(EV_REL);
shuttlepro->dev.absbit[0] |= BIT(ABS_MISC);
shuttlepro->dev.relbit[0] |= BIT(REL_DIAL);
for (j = 0; j < 2; j++)
for (i = 0; i < 255; i++)
set_bit(shuttlepro_keycode[j][i], shuttlepro->dev.keybit);
for (i = 0; i < 255; i++)
set_bit(shuttlepro_shuttle[i], shuttlepro->dev.keybit);
clear_bit(0, shuttlepro->dev.keybit);
shuttlepro->dev.absmin[ABS_MISC] = -8;
shuttlepro->dev.absmax[ABS_MISC] = 7;
shuttlepro->dev.absfuzz[ABS_MISC] = 0;
shuttlepro->dev.private = shuttlepro;
shuttlepro->dev.open = shuttlepro_open;
shuttlepro->dev.close = shuttlepro_close;
shuttlepro->dev.name = shuttlepro->features->name;
shuttlepro->dev.idbus = BUS_USB;
shuttlepro->dev.idvendor = dev->descriptor.idVendor;
shuttlepro->dev.idproduct = dev->descriptor.idProduct;
shuttlepro->dev.idversion = dev->descriptor.bcdDevice;
shuttlepro->usbdev = dev;
endpoint = dev->config[0].interface[ifnum].altsetting[0].endpoint + 0;
FILL_INT_URB(&shuttlepro->irq, dev, usb_rcvintpipe(dev, endpoint->bEndpointAddress),
shuttlepro->newdata, shuttlepro->features->pktlen, shuttlepro->features->irq, shuttlepro, endpoint->bInterval);
input_register_device(&shuttlepro->dev);
printk(KERN_INFO "input%d: %s on usb%d:%d.%d\n",
shuttlepro->dev.number, shuttlepro->features->name, dev->bus->busnum, dev->devnum, ifnum);
return shuttlepro;
}
static void shuttlepro_disconnect(struct usb_device *dev, void *ptr)
{
struct shuttlepro *shuttlepro = ptr;
usb_unlink_urb(&shuttlepro->irq);
input_unregister_device(&shuttlepro->dev);
kfree(shuttlepro);
}
static struct usb_driver shuttlepro_driver = {
name: "shuttlepro",
probe: shuttlepro_probe,
disconnect: shuttlepro_disconnect,
id_table: shuttlepro_ids,
};
static int __init shuttlepro_init(void)
{
usb_register(&shuttlepro_driver);
info(DRIVER_VERSION ":" DRIVER_DESC);
return 0;
}
static void __exit shuttlepro_exit(void)
{
usb_deregister(&shuttlepro_driver);
}
module_init(shuttlepro_init);
module_exit(shuttlepro_exit);
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