diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/input/mouse/logibm.c')
| -rw-r--r-- | ANDROID_3.4.5/drivers/input/mouse/logibm.c | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/ANDROID_3.4.5/drivers/input/mouse/logibm.c b/ANDROID_3.4.5/drivers/input/mouse/logibm.c deleted file mode 100644 index e2413113..00000000 --- a/ANDROID_3.4.5/drivers/input/mouse/logibm.c +++ /dev/null @@ -1,185 +0,0 @@ -/* - * Copyright (c) 1999-2001 Vojtech Pavlik - * - * Based on the work of: - * James Banks Matthew Dillon - * David Giller Nathan Laredo - * Linus Torvalds Johan Myreen - * Cliff Matthews Philip Blundell - * Russell King - */ - -/* - * Logitech Bus Mouse Driver for Linux - */ - -/* - * 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 - * - * Should you need to contact me, the author, you can do so either by - * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: - * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/ioport.h> -#include <linux/init.h> -#include <linux/input.h> -#include <linux/interrupt.h> - -#include <asm/io.h> -#include <asm/irq.h> - -MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); -MODULE_DESCRIPTION("Logitech busmouse driver"); -MODULE_LICENSE("GPL"); - -#define LOGIBM_BASE 0x23c -#define LOGIBM_EXTENT 4 - -#define LOGIBM_DATA_PORT LOGIBM_BASE + 0 -#define LOGIBM_SIGNATURE_PORT LOGIBM_BASE + 1 -#define LOGIBM_CONTROL_PORT LOGIBM_BASE + 2 -#define LOGIBM_CONFIG_PORT LOGIBM_BASE + 3 - -#define LOGIBM_ENABLE_IRQ 0x00 -#define LOGIBM_DISABLE_IRQ 0x10 -#define LOGIBM_READ_X_LOW 0x80 -#define LOGIBM_READ_X_HIGH 0xa0 -#define LOGIBM_READ_Y_LOW 0xc0 -#define LOGIBM_READ_Y_HIGH 0xe0 - -#define LOGIBM_DEFAULT_MODE 0x90 -#define LOGIBM_CONFIG_BYTE 0x91 -#define LOGIBM_SIGNATURE_BYTE 0xa5 - -#define LOGIBM_IRQ 5 - -static int logibm_irq = LOGIBM_IRQ; -module_param_named(irq, logibm_irq, uint, 0); -MODULE_PARM_DESC(irq, "IRQ number (5=default)"); - -static struct input_dev *logibm_dev; - -static irqreturn_t logibm_interrupt(int irq, void *dev_id) -{ - char dx, dy; - unsigned char buttons; - - outb(LOGIBM_READ_X_LOW, LOGIBM_CONTROL_PORT); - dx = (inb(LOGIBM_DATA_PORT) & 0xf); - outb(LOGIBM_READ_X_HIGH, LOGIBM_CONTROL_PORT); - dx |= (inb(LOGIBM_DATA_PORT) & 0xf) << 4; - outb(LOGIBM_READ_Y_LOW, LOGIBM_CONTROL_PORT); - dy = (inb(LOGIBM_DATA_PORT) & 0xf); - outb(LOGIBM_READ_Y_HIGH, LOGIBM_CONTROL_PORT); - buttons = inb(LOGIBM_DATA_PORT); - dy |= (buttons & 0xf) << 4; - buttons = ~buttons >> 5; - - input_report_rel(logibm_dev, REL_X, dx); - input_report_rel(logibm_dev, REL_Y, dy); - input_report_key(logibm_dev, BTN_RIGHT, buttons & 1); - input_report_key(logibm_dev, BTN_MIDDLE, buttons & 2); - input_report_key(logibm_dev, BTN_LEFT, buttons & 4); - input_sync(logibm_dev); - - outb(LOGIBM_ENABLE_IRQ, LOGIBM_CONTROL_PORT); - return IRQ_HANDLED; -} - -static int logibm_open(struct input_dev *dev) -{ - if (request_irq(logibm_irq, logibm_interrupt, 0, "logibm", NULL)) { - printk(KERN_ERR "logibm.c: Can't allocate irq %d\n", logibm_irq); - return -EBUSY; - } - outb(LOGIBM_ENABLE_IRQ, LOGIBM_CONTROL_PORT); - return 0; -} - -static void logibm_close(struct input_dev *dev) -{ - outb(LOGIBM_DISABLE_IRQ, LOGIBM_CONTROL_PORT); - free_irq(logibm_irq, NULL); -} - -static int __init logibm_init(void) -{ - int err; - - if (!request_region(LOGIBM_BASE, LOGIBM_EXTENT, "logibm")) { - printk(KERN_ERR "logibm.c: Can't allocate ports at %#x\n", LOGIBM_BASE); - return -EBUSY; - } - - outb(LOGIBM_CONFIG_BYTE, LOGIBM_CONFIG_PORT); - outb(LOGIBM_SIGNATURE_BYTE, LOGIBM_SIGNATURE_PORT); - udelay(100); - - if (inb(LOGIBM_SIGNATURE_PORT) != LOGIBM_SIGNATURE_BYTE) { - printk(KERN_INFO "logibm.c: Didn't find Logitech busmouse at %#x\n", LOGIBM_BASE); - err = -ENODEV; - goto err_release_region; - } - - outb(LOGIBM_DEFAULT_MODE, LOGIBM_CONFIG_PORT); - outb(LOGIBM_DISABLE_IRQ, LOGIBM_CONTROL_PORT); - - logibm_dev = input_allocate_device(); - if (!logibm_dev) { - printk(KERN_ERR "logibm.c: Not enough memory for input device\n"); - err = -ENOMEM; - goto err_release_region; - } - - logibm_dev->name = "Logitech bus mouse"; - logibm_dev->phys = "isa023c/input0"; - logibm_dev->id.bustype = BUS_ISA; - logibm_dev->id.vendor = 0x0003; - logibm_dev->id.product = 0x0001; - logibm_dev->id.version = 0x0100; - - logibm_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); - logibm_dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) | - BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT); - logibm_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y); - - logibm_dev->open = logibm_open; - logibm_dev->close = logibm_close; - - err = input_register_device(logibm_dev); - if (err) - goto err_free_dev; - - return 0; - - err_free_dev: - input_free_device(logibm_dev); - err_release_region: - release_region(LOGIBM_BASE, LOGIBM_EXTENT); - - return err; -} - -static void __exit logibm_exit(void) -{ - input_unregister_device(logibm_dev); - release_region(LOGIBM_BASE, LOGIBM_EXTENT); -} - -module_init(logibm_init); -module_exit(logibm_exit); |