diff options
Diffstat (limited to 'drivers/char/joystick/joystick.c')
| -rw-r--r-- | drivers/char/joystick/joystick.c | 864 |
1 files changed, 0 insertions, 864 deletions
diff --git a/drivers/char/joystick/joystick.c b/drivers/char/joystick/joystick.c deleted file mode 100644 index c9bd56ce3..000000000 --- a/drivers/char/joystick/joystick.c +++ /dev/null @@ -1,864 +0,0 @@ -/* - * joystick.c Version 1.2 - * - * Copyright (c) 1996-1999 Vojtech Pavlik - * - * Sponsored by SuSE - */ - -/* - * This is the main joystick driver for Linux. It doesn't support any - * devices directly, rather is lets you use sub-modules to do that job. See - * Documentation/joystick.txt for more info. - */ - -/* - * 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@suse.cz>, or by paper mail: - * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic - */ - -#include <asm/io.h> -#include <asm/system.h> -#include <asm/segment.h> -#include <linux/delay.h> -#include <linux/errno.h> -#include <linux/joystick.h> -#include <linux/devfs_fs_kernel.h> -#include <linux/kernel.h> -#include <linux/major.h> -#include <linux/malloc.h> -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/poll.h> -#include <linux/config.h> -#include <linux/init.h> - -/* - * Configurable parameters. - */ - -#define JS_REFRESH_TIME HZ/50 /* Time between two reads of joysticks (20ms) */ - -/* - * Exported symbols. - */ - -EXPORT_SYMBOL(js_register_port); -EXPORT_SYMBOL(js_unregister_port); -EXPORT_SYMBOL(js_register_device); -EXPORT_SYMBOL(js_unregister_device); - -/* - * Buffer macros. - */ - -#define ROT(A,B,C) ((((A)<(C))&&(((B)>(A))&&((B)<(C))))||(((A)>(C))&&(((B)>(A))||((B)<(C))))) -#define GOF(X) (((X)==JS_BUFF_SIZE-1)?0:(X)+1) -#define GOB(X) ((X)?(X)-1:JS_BUFF_SIZE-1) -#define DIFF(X,Y) ((X)>(Y)?(X)-(Y):(Y)-(X)) - -/* - * Global variables. - */ - -static struct JS_DATA_SAVE_TYPE js_comp_glue; -static struct js_port *js_port = NULL; -static struct js_dev *js_dev = NULL; -static struct timer_list js_timer; -spinlock_t js_lock = SPIN_LOCK_UNLOCKED; -static int js_use_count = 0; - -/* - * Module info. - */ - -MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>"); -MODULE_SUPPORTED_DEVICE("js"); - -/* - * js_correct() performs correction of raw joystick data. - */ - -static int js_correct(int value, struct js_corr *corr) -{ - switch (corr->type) { - case JS_CORR_NONE: - break; - case JS_CORR_BROKEN: - value = value > corr->coef[0] ? (value < corr->coef[1] ? 0 : - ((corr->coef[3] * (value - corr->coef[1])) >> 14)) : - ((corr->coef[2] * (value - corr->coef[0])) >> 14); - break; - - default: - return 0; - } - - if (value < -32767) return -32767; - if (value > 32767) return 32767; - - return value; -} - -/* - * js_button() returns value of button number i. - */ - -static inline int js_button(int *buttons, int i) -{ - return (buttons[i >> 5] >> (i & 0x1f)) & 1; -} - -/* - * js_add_event() adds an event to the buffer. This requires additional - * queue post-processing done by js_sync_buff. - */ - -static void js_add_event(struct js_dev *jd, __u32 time, __u8 type, __u8 number, __s16 value) -{ - jd->buff[jd->ahead].time = time; - jd->buff[jd->ahead].type = type; - jd->buff[jd->ahead].number = number; - jd->buff[jd->ahead].value = value; - if (++jd->ahead == JS_BUFF_SIZE) jd->ahead = 0; -} - -/* - * js_flush_data() does the same as js_process_data, except for that it doesn't - * generate any events - it just copies the data from new to cur. - */ - -static void js_flush_data(struct js_dev *jd) -{ - int i; - - for (i = 0; i < ((jd->num_buttons - 1) >> 5) + 1; i++) - jd->cur.buttons[i] = jd->new.buttons[i]; - for (i = 0; i < jd->num_axes; i++) - jd->cur.axes[i] = jd->new.axes[i]; -} - -/* - * js_process_data() finds changes in button states and axis positions and adds - * them as events to the buffer. - */ - -static void js_process_data(struct js_dev *jd) -{ - int i, t; - - for (i = 0; i < jd->num_buttons; i++) - if ((t = js_button(jd->new.buttons, i)) != js_button(jd->cur.buttons, i)) { - js_add_event(jd, jiffies, JS_EVENT_BUTTON, i, t); - jd->cur.buttons[i >> 5] ^= (1 << (i & 0x1f)); - } - - for (i = 0; i < jd->num_axes; i++) { - t = js_correct(jd->new.axes[i], &jd->corr[i]); - if (((jd->corr[i].prec == -1) && t) || - ((DIFF(jd->new.axes[i], jd->cur.axes[i]) > jd->corr[i].prec) && - (t != js_correct(jd->cur.axes[i], &jd->corr[i])))) { - js_add_event(jd, jiffies, JS_EVENT_AXIS, i, t); - jd->cur.axes[i] = jd->new.axes[i]; - } - } -} - -/* - * js_sync_buff() checks for all overflows caused by recent additions to the buffer. - * These happen only if some process is reading the data too slowly. It - * wakes up any process waiting for data. - */ - -static void js_sync_buff(struct js_dev *jd) -{ - struct js_list *curl = jd->list; - - if (jd->bhead != jd->ahead) { - if(ROT(jd->bhead, jd->tail, jd->ahead) || (jd->tail == jd->bhead)) { - while (curl) { - if (ROT(jd->bhead, curl->tail, jd->ahead) || (curl->tail == jd->bhead)) { - curl->tail = jd->ahead; - curl->startup = 0; - } - curl = curl->next; - } - jd->tail = jd->ahead; - } - jd->bhead = jd->ahead; - wake_up_interruptible(&jd->wait); - } -} - -/* - * js_do_timer() acts as an interrupt replacement. It reads the data - * from all ports and then generates events for all devices. - */ - -static void js_do_timer(unsigned long data) -{ - struct js_port *curp = js_port; - struct js_dev *curd = js_dev; - unsigned long flags; - - while (curp) { - if (curp->read) - if (curp->read(curp->info, curp->axes, curp->buttons)) - curp->fail++; - curp->total++; - curp = curp->next; - } - - spin_lock_irqsave(&js_lock, flags); - - while (curd) { - if (data) { - js_process_data(curd); - js_sync_buff(curd); - } else { - js_flush_data(curd); - } - curd = curd->next; - } - - spin_unlock_irqrestore(&js_lock, flags); - - js_timer.expires = jiffies + JS_REFRESH_TIME; - add_timer(&js_timer); -} - -/* - * js_read() copies one or more entries from jsd[].buff to user - * space. - */ - -static ssize_t js_read(struct file *file, char *buf, size_t count, loff_t *ppos) -{ - DECLARE_WAITQUEUE(wait, current); - struct js_event *buff = (void *) buf; - struct js_list *curl; - struct js_dev *jd; - unsigned long blocks = count / sizeof(struct js_event); - int written = 0; - int new_tail, orig_tail; - int retval = 0; - unsigned long flags; - - curl = file->private_data; - jd = curl->dev; - orig_tail = curl->tail; - -/* - * Check user data. - */ - - if (!blocks) - return -EINVAL; - -/* - * Lock it. - */ - - spin_lock_irqsave(&js_lock, flags); - -/* - * Handle (non)blocking i/o. - */ - if (count != sizeof(struct JS_DATA_TYPE)) { - - if (GOF(curl->tail) == jd->bhead && curl->startup == jd->num_axes + jd->num_buttons) { - - __set_current_state(TASK_INTERRUPTIBLE); - add_wait_queue(&jd->wait, &wait); - - while (GOF(curl->tail) == jd->bhead) { - - if (file->f_flags & O_NONBLOCK) { - retval = -EAGAIN; - break; - } - if (signal_pending(current)) { - retval = -ERESTARTSYS; - break; - } - - spin_unlock_irqrestore(&js_lock, flags); - schedule(); - spin_lock_irqsave(&js_lock, flags); - - } - - current->state = TASK_RUNNING; - remove_wait_queue(&jd->wait, &wait); - } - - if (retval) { - spin_unlock_irqrestore(&js_lock, flags); - return retval; - } - -/* - * Initial state. - */ - - while (curl->startup < jd->num_axes + jd->num_buttons && written < blocks && !retval) { - - struct js_event tmpevent; - - if (curl->startup < jd->num_buttons) { - tmpevent.type = JS_EVENT_BUTTON | JS_EVENT_INIT; - tmpevent.value = js_button(jd->cur.buttons, curl->startup); - tmpevent.number = curl->startup; - } else { - tmpevent.type = JS_EVENT_AXIS | JS_EVENT_INIT; - tmpevent.value = js_correct(jd->cur.axes[curl->startup - jd->num_buttons], - &jd->corr[curl->startup - jd->num_buttons]); - tmpevent.number = curl->startup - jd->num_buttons; - } - - tmpevent.time = jiffies * (1000/HZ); - - if (copy_to_user(&buff[written], &tmpevent, sizeof(struct js_event))) - retval = -EFAULT; - - curl->startup++; - written++; - } - -/* - * Buffer data. - */ - - while ((jd->bhead != (new_tail = GOF(curl->tail))) && (written < blocks) && !retval) { - - if (copy_to_user(&buff[written], &jd->buff[new_tail], sizeof(struct js_event))) - retval = -EFAULT; - if (put_user((__u32)(jd->buff[new_tail].time * (1000/HZ)), &buff[written].time)) - retval = -EFAULT; - - curl->tail = new_tail; - written++; - } - } - - else - -/* - * Handle version 0.x compatibility. - */ - - { - struct JS_DATA_TYPE data; - - data.buttons = jd->new.buttons[0]; - data.x = jd->num_axes < 1 ? 0 : - ((js_correct(jd->new.axes[0], &jd->corr[0]) / 256) + 128) >> js_comp_glue.JS_CORR.x; - data.y = jd->num_axes < 2 ? 0 : - ((js_correct(jd->new.axes[1], &jd->corr[1]) / 256) + 128) >> js_comp_glue.JS_CORR.y; - - retval = copy_to_user(buf, &data, sizeof(struct JS_DATA_TYPE)) ? -EFAULT : 0; - - curl->startup = jd->num_axes + jd->num_buttons; - curl->tail = GOB(jd->bhead); - if (!retval) retval = sizeof(struct JS_DATA_TYPE); - } - -/* - * Check main tail and move it. - */ - - if (orig_tail == jd->tail) { - new_tail = curl->tail; - curl = jd->list; - while (curl && curl->tail != jd->tail) { - if (ROT(jd->bhead, new_tail, curl->tail) || - (jd->bhead == curl->tail)) new_tail = curl->tail; - curl = curl->next; - } - if (!curl) jd->tail = new_tail; - } - - spin_unlock_irqrestore(&js_lock, flags); - - return retval ? retval : written * sizeof(struct js_event); -} - -/* - * js_poll() does select() support. - */ - -static unsigned int js_poll(struct file *file, poll_table *wait) -{ - struct js_list *curl = file->private_data; - unsigned long flags; - int retval = 0; - poll_wait(file, &curl->dev->wait, wait); - spin_lock_irqsave(&js_lock, flags); - if (GOF(curl->tail) != curl->dev->bhead || - curl->startup < curl->dev->num_axes + curl->dev->num_buttons) retval = POLLIN | POLLRDNORM; - spin_unlock_irqrestore(&js_lock, flags); - return retval; -} - -/* - * js_ioctl handles misc ioctl calls. - */ - -static int js_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) -{ - struct js_list *curl; - struct js_dev *jd; - int len; - - curl = file->private_data; - jd = curl->dev; - - switch (cmd) { - -/* - * 0.x compatibility - */ - - case JS_SET_CAL: - return copy_from_user(&js_comp_glue.JS_CORR, (struct JS_DATA_TYPE *) arg, - sizeof(struct JS_DATA_TYPE)) ? -EFAULT : 0; - case JS_GET_CAL: - return copy_to_user((struct JS_DATA_TYPE *) arg, &js_comp_glue.JS_CORR, - sizeof(struct JS_DATA_TYPE)) ? -EFAULT : 0; - case JS_SET_TIMEOUT: - return get_user(js_comp_glue.JS_TIMEOUT, (int *) arg); - case JS_GET_TIMEOUT: - return put_user(js_comp_glue.JS_TIMEOUT, (int *) arg); - case JS_SET_TIMELIMIT: - return get_user(js_comp_glue.JS_TIMELIMIT, (long *) arg); - case JS_GET_TIMELIMIT: - return put_user(js_comp_glue.JS_TIMELIMIT, (long *) arg); - case JS_SET_ALL: - return copy_from_user(&js_comp_glue, (struct JS_DATA_SAVE_TYPE *) arg, - sizeof(struct JS_DATA_SAVE_TYPE)) ? -EFAULT : 0; - case JS_GET_ALL: - return copy_to_user((struct JS_DATA_SAVE_TYPE *) arg, &js_comp_glue, - sizeof(struct JS_DATA_SAVE_TYPE)) ? -EFAULT : 0; - -/* - * 1.x ioctl calls - */ - - case JSIOCGVERSION: - return put_user(JS_VERSION, (__u32 *) arg); - case JSIOCGAXES: - return put_user(jd->num_axes, (__u8 *) arg); - case JSIOCGBUTTONS: - return put_user(jd->num_buttons, (__u8 *) arg); - case JSIOCSCORR: - return copy_from_user(jd->corr, (struct js_corr *) arg, - sizeof(struct js_corr) * jd->num_axes) ? -EFAULT : 0; - case JSIOCGCORR: - return copy_to_user((struct js_corr *) arg, jd->corr, - sizeof(struct js_corr) * jd->num_axes) ? -EFAULT : 0; - default: - if ((cmd & ~(_IOC_SIZEMASK << _IOC_SIZESHIFT)) == JSIOCGNAME(0)) { - len = strlen(jd->name) + 1; - if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); - if (copy_to_user((char *) arg, jd->name, len)) return -EFAULT; - return len; - } - } - - return -EINVAL; -} - -/* - * js_open() performs necessary initialization and adds - * an entry to the linked list. - */ - -static int js_open(struct inode *inode, struct file *file) -{ - struct js_list *curl, *new; - struct js_dev *jd = js_dev; - int i = MINOR(inode->i_rdev); - unsigned long flags; - int result; - - if (MAJOR(inode->i_rdev) != JOYSTICK_MAJOR) - return -EINVAL; - - - spin_lock_irqsave(&js_lock, flags); - - while (i > 0 && jd) { - jd = jd->next; - i--; - } - - spin_unlock_irqrestore(&js_lock, flags); - - if (!jd) return -ENODEV; - - if (jd->owner) - __MOD_INC_USE_COUNT(jd->owner); - if (jd->open && (result = jd->open(jd))) { - if (jd->owner) - __MOD_DEC_USE_COUNT(jd->owner); - return result; - } - - new = kmalloc(sizeof(struct js_list), GFP_KERNEL); - if (!new) { - if (jd->close) - jd->close(jd); - if (jd->owner) - __MOD_DEC_USE_COUNT(jd->owner); - - return -ENOMEM; - } - - spin_lock_irqsave(&js_lock, flags); - - curl = jd->list; - - jd->list = new; - jd->list->next = curl; - jd->list->dev = jd; - jd->list->startup = 0; - jd->list->tail = GOB(jd->bhead); - file->private_data = jd->list; - - spin_unlock_irqrestore(&js_lock, flags); - - if (!js_use_count++) js_do_timer(0); - - return 0; -} - -/* - * js_release() removes an entry from list and deallocates memory - * used by it. - */ - -static int js_release(struct inode *inode, struct file *file) -{ - struct js_list *curl = file->private_data; - struct js_dev *jd = curl->dev; - struct js_list **curp = &jd->list; - int new_tail; - unsigned long flags; - - spin_lock_irqsave(&js_lock, flags); - - while (*curp && (*curp != curl)) curp = &((*curp)->next); - *curp = (*curp)->next; - - if (jd->list) - if (curl->tail == jd->tail) { - curl = jd->list; - new_tail = curl->tail; - while (curl && curl->tail != jd->tail) { - if (ROT(jd->bhead, new_tail, curl->tail) || - (jd->bhead == curl->tail)) new_tail = curl->tail; - curl = curl->next; - } - if (!curl) jd->tail = new_tail; - } - - spin_unlock_irqrestore(&js_lock, flags); - - kfree(file->private_data); - - if (!--js_use_count) del_timer(&js_timer); - - if (jd->close) - jd->close(jd); - if (jd->owner) - __MOD_DEC_USE_COUNT(jd->owner); - - return 0; -} - -/* - * js_dump_mem() dumps all data structures in memory. - * It's used for debugging only. - */ - -struct js_port *js_register_port(struct js_port *port, - void *info, int devs, int infos, js_read_func read) -{ - struct js_port **ptrp = &js_port; - struct js_port *curp; - void *all; - int i; - unsigned long flags; - - if (!(all = kmalloc(sizeof(struct js_port) + 4 * devs * sizeof(void*) + infos, GFP_KERNEL))) - return NULL; - - curp = all; - - curp->next = NULL; - curp->prev = port; - curp->read = read; - curp->ndevs = devs; - curp->fail = 0; - curp->total = 0; - - curp->devs = all += sizeof(struct js_port); - for (i = 0; i < devs; i++) curp->devs[i] = NULL; - - curp->axes = all += devs * sizeof(void*); - curp->buttons = (void*) all += devs * sizeof(void*); - curp->corr = all += devs * sizeof(void*); - - if (infos) { - curp->info = all += devs * sizeof(void*); - memcpy(curp->info, info, infos); - } else { - curp->info = NULL; - } - - spin_lock_irqsave(&js_lock, flags); - - while (*ptrp) ptrp=&((*ptrp)->next); - *ptrp = curp; - - spin_unlock_irqrestore(&js_lock, flags); - - return curp; -} - -struct js_port *js_unregister_port(struct js_port *port) -{ - struct js_port **curp = &js_port; - struct js_port *prev; - unsigned long flags; - - spin_lock_irqsave(&js_lock, flags); - - printk("js: There were %d failures out of %d read attempts.\n", port->fail, port->total); - - while (*curp && (*curp != port)) curp = &((*curp)->next); - *curp = (*curp)->next; - - spin_unlock_irqrestore(&js_lock, flags); - - prev = port->prev; - kfree(port); - - return prev; -} - -extern struct file_operations js_fops; - -static devfs_handle_t devfs_handle = NULL; - -int js_register_device(struct js_port *port, int number, int axes, - int buttons, char *name, struct module *owner, - js_ops_func open, js_ops_func close) -{ - struct js_dev **ptrd = &js_dev; - struct js_dev *curd; - void *all; - int i = 0; - unsigned long flags; - char devfs_name[8]; - - if (!(all = kmalloc(sizeof(struct js_dev) + 2 * axes * sizeof(int) + - 2 * (((buttons - 1) >> 5) + 1) * sizeof(int) + - axes * sizeof(struct js_corr) + strlen(name) + 1, GFP_KERNEL))) - return -1; - - curd = all; - - curd->next = NULL; - curd->list = NULL; - curd->port = port; - curd->open = open; - curd->close = close; - curd->owner = owner; - - init_waitqueue_head(&curd->wait); - - curd->ahead = 0; - curd->bhead = 0; - curd->tail = JS_BUFF_SIZE - 1; - curd->num_axes = axes; - curd->num_buttons = buttons; - - curd->cur.axes = all += sizeof(struct js_dev); - curd->cur.buttons = all += axes * sizeof(int); - curd->new.axes = all += (((buttons - 1) >> 5) + 1) * sizeof(int); - curd->new.buttons = all += axes * sizeof(int); - curd->corr = all += (((buttons -1 ) >> 5) + 1) * sizeof(int); - - curd->name = all += axes * sizeof(struct js_corr); - strcpy(curd->name, name); - - port->devs[number] = curd; - port->axes[number] = curd->new.axes; - port->buttons[number] = curd->new.buttons; - port->corr[number] = curd->corr; - - spin_lock_irqsave(&js_lock, flags); - - while (*ptrd) { ptrd=&(*ptrd)->next; i++; } - *ptrd = curd; - - spin_unlock_irqrestore(&js_lock, flags); - - sprintf(devfs_name, "js%d", i); - curd->devfs_handle = devfs_register(devfs_handle, devfs_name, 0, - DEVFS_FL_DEFAULT, - JOYSTICK_MAJOR, i, - S_IFCHR | S_IRUGO | S_IWUSR, 0, 0, - &js_fops, NULL); - - return i; -} - -void js_unregister_device(struct js_dev *dev) -{ - struct js_dev **curd = &js_dev; - unsigned long flags; - - spin_lock_irqsave(&js_lock, flags); - - while (*curd && (*curd != dev)) curd = &((*curd)->next); - *curd = (*curd)->next; - - spin_unlock_irqrestore(&js_lock, flags); - - devfs_unregister(dev->devfs_handle); - kfree(dev); -} - -/* - * The operations structure. - */ - -static struct file_operations js_fops = -{ - owner: THIS_MODULE, - read: js_read, - poll: js_poll, - ioctl: js_ioctl, - open: js_open, - release: js_release, -}; - -/* - * js_init() registers the driver and calls the probe function. - * also initializes some crucial variables. - */ - -#ifdef MODULE -int init_module(void) -#else -int __init js_init(void) -#endif -{ - - if (devfs_register_chrdev(JOYSTICK_MAJOR, "js", &js_fops)) { - printk(KERN_ERR "js: unable to get major %d for joystick\n", JOYSTICK_MAJOR); - return -EBUSY; - } - devfs_handle = devfs_mk_dir(NULL, "joysticks", 9, NULL); - - printk(KERN_INFO "js: Joystick driver v%d.%d.%d (c) 1999 Vojtech Pavlik <vojtech@suse.cz>\n", - JS_VERSION >> 16 & 0xff, JS_VERSION >> 8 & 0xff, JS_VERSION & 0xff); - - spin_lock_init(&js_lock); - - init_timer(&js_timer); - js_timer.function = js_do_timer; - js_timer.data = 1; - - memset(&js_comp_glue, 0, sizeof(struct JS_DATA_SAVE_TYPE)); - js_comp_glue.JS_TIMEOUT = JS_DEF_TIMEOUT; - js_comp_glue.JS_TIMELIMIT = JS_DEF_TIMELIMIT; - -#ifndef MODULE -#ifdef CONFIG_JOY_PCI - js_pci_init(); -#endif -#ifdef CONFIG_JOY_LIGHTNING - js_l4_init(); -#endif -#ifdef CONFIG_JOY_SIDEWINDER - js_sw_init(); -#endif -#ifdef CONFIG_JOY_ASSASSIN - js_as_init(); -#endif -#ifdef CONFIG_JOY_LOGITECH - js_lt_init(); -#endif -#ifdef CONFIG_JOY_THRUSTMASTER - js_tm_init(); -#endif -#ifdef CONFIG_JOY_GRAVIS - js_gr_init(); -#endif -#ifdef CONFIG_JOY_CREATIVE - js_cr_init(); -#endif -#ifdef CONFIG_JOY_ANALOG - js_an_init(); -#endif -#ifdef CONFIG_JOY_CONSOLE - js_console_init(); -#endif -#ifdef CONFIG_JOY_DB9 - js_db9_init(); -#endif -#ifdef CONFIG_JOY_TURBOGRAFX - js_tg_init(); -#endif -#ifdef CONFIG_JOY_AMIGA - js_am_init(); -#endif -#ifdef CONFIG_JOY_MAGELLAN - js_mag_init(); -#endif -#ifdef CONFIG_JOY_WARRIOR - js_war_init(); -#endif -#ifdef CONFIG_JOY_SPACEORB - js_orb_init(); -#endif -#ifdef CONFIG_JOY_SPACEBALL - js_sball_init(); -#endif -#endif - - return 0; -} - -/* - * cleanup_module() handles module removal. - */ - -#ifdef MODULE -void cleanup_module(void) -{ - del_timer(&js_timer); - devfs_unregister(devfs_handle); - if (devfs_unregister_chrdev(JOYSTICK_MAJOR, "js")) - printk(KERN_ERR "js: can't unregister device\n"); -} -#endif - |