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path: root/drivers/usb/joydev.c
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Diffstat (limited to 'drivers/usb/joydev.c')
-rw-r--r--drivers/usb/joydev.c38
1 files changed, 18 insertions, 20 deletions
diff --git a/drivers/usb/joydev.c b/drivers/usb/joydev.c
index 9f1c94fc0..e2e1d2961 100644
--- a/drivers/usb/joydev.c
+++ b/drivers/usb/joydev.c
@@ -82,7 +82,7 @@ static struct joydev *joydev_base[BITS_PER_LONG];
MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>");
MODULE_SUPPORTED_DEVICE("js");
-static int js_correct(int value, struct js_corr *corr)
+static int joydev_correct(int value, struct js_corr *corr)
{
switch (corr->type) {
case JS_CORR_NONE:
@@ -102,7 +102,7 @@ static int js_correct(int value, struct js_corr *corr)
return value;
}
-static void js_event(struct input_handle *handle, unsigned int type, unsigned int code, int value)
+static void joydev_event(struct input_handle *handle, unsigned int type, unsigned int code, int value)
{
struct joydev *joydev = handle->private;
struct joydev_list *list = joydev->list;
@@ -120,7 +120,7 @@ static void js_event(struct input_handle *handle, unsigned int type, unsigned in
case EV_ABS:
event.type = JS_EVENT_AXIS;
event.number = joydev->absmap[code];
- event.value = js_correct(value, &joydev->corr[event.number]);
+ event.value = joydev_correct(value, &joydev->corr[event.number]);
break;
default:
@@ -226,8 +226,8 @@ static ssize_t joydev_read(struct file *file, char *buf, size_t count, loff_t *p
data.buttons = (joydev->nkey > 0 && test_bit(joydev->keypam[0], input->key)) ? 1 : 0 |
(joydev->nkey > 1 && test_bit(joydev->keypam[1], input->key)) ? 2 : 0;
- data.x = ((js_correct(input->abs[ABS_X], &joydev->corr[0]) / 256) + 128) >> joydev->glue.JS_CORR.x;
- data.y = ((js_correct(input->abs[ABS_Y], &joydev->corr[1]) / 256) + 128) >> joydev->glue.JS_CORR.y;
+ data.x = ((joydev_correct(input->abs[ABS_X], &joydev->corr[0]) / 256) + 128) >> joydev->glue.JS_CORR.x;
+ data.y = ((joydev_correct(input->abs[ABS_Y], &joydev->corr[1]) / 256) + 128) >> joydev->glue.JS_CORR.y;
if (copy_to_user(buf, &data, sizeof(struct JS_DATA_TYPE)))
return -EFAULT;
@@ -276,7 +276,7 @@ static ssize_t joydev_read(struct file *file, char *buf, size_t count, loff_t *p
event.number = list->startup;
} else {
event.type = JS_EVENT_AXIS | JS_EVENT_INIT;
- event.value = js_correct(input->abs[joydev->abspam[list->startup - joydev->nkey]],
+ event.value = joydev_correct(input->abs[joydev->abspam[list->startup - joydev->nkey]],
&joydev->corr[list->startup - joydev->nkey]);
event.number = list->startup - joydev->nkey;
}
@@ -459,29 +459,27 @@ static void joydev_disconnect(struct input_handle *handle)
}
static struct input_handler joydev_handler = {
- event: js_event,
+ event: joydev_event,
connect: joydev_connect,
disconnect: joydev_disconnect,
};
-#ifdef MODULE
-void cleanup_module(void)
-{
- input_unregister_handler(&joydev_handler);
- if (unregister_chrdev(JOYSTICK_MAJOR, "js"))
- printk(KERN_ERR "js: can't unregister device\n");
-}
-
-int init_module(void)
-#else
-int __init joydev_init(void)
-#endif
+static int joydev_init(void)
{
if (register_chrdev(JOYDEV_MAJOR, "js", &joydev_fops)) {
printk(KERN_ERR "joydev: unable to get major %d for joystick\n", JOYDEV_MAJOR);
return -EBUSY;
}
input_register_handler(&joydev_handler);
-
return 0;
}
+
+static void joydev_exit(void)
+{
+ input_unregister_handler(&joydev_handler);
+ if (unregister_chrdev(JOYSTICK_MAJOR, "js"))
+ printk(KERN_ERR "js: can't unregister device\n");
+}
+
+module_init(joydev_init);
+module_exit(joydev_exit);