MODULE_DESCRIPTION("Amiga mouse driver");
MODULE_LICENSE("GPL");
-static int amimouse_used = 0;
static int amimouse_lastx, amimouse_lasty;
-static struct input_dev amimouse_dev;
+static struct input_dev *amimouse_dev;
-static char *amimouse_name = "Amiga mouse";
-static char *amimouse_phys = "amimouse/input0";
-
-static irqreturn_t amimouse_interrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t amimouse_interrupt(int irq, void *dummy)
{
unsigned short joy0dat, potgor;
int nx, ny, dx, dy;
- joy0dat = custom.joy0dat;
+ joy0dat = amiga_custom.joy0dat;
nx = joy0dat & 0xff;
ny = joy0dat >> 8;
amimouse_lastx = nx;
amimouse_lasty = ny;
- potgor = custom.potgor;
-
- input_regs(&amimouse_dev, fp);
+ potgor = amiga_custom.potgor;
- input_report_rel(&amimouse_dev, REL_X, dx);
- input_report_rel(&amimouse_dev, REL_Y, dy);
+ input_report_rel(amimouse_dev, REL_X, dx);
+ input_report_rel(amimouse_dev, REL_Y, dy);
- input_report_key(&amimouse_dev, BTN_LEFT, ciaa.pra & 0x40);
- input_report_key(&amimouse_dev, BTN_MIDDLE, potgor & 0x0100);
- input_report_key(&amimouse_dev, BTN_RIGHT, potgor & 0x0400);
+ input_report_key(amimouse_dev, BTN_LEFT, ciaa.pra & 0x40);
+ input_report_key(amimouse_dev, BTN_MIDDLE, potgor & 0x0100);
+ input_report_key(amimouse_dev, BTN_RIGHT, potgor & 0x0400);
- input_sync(&amimouse_dev);
+ input_sync(amimouse_dev);
return IRQ_HANDLED;
}
{
unsigned short joy0dat;
- if (amimouse_used++)
- return 0;
-
- joy0dat = custom.joy0dat;
+ joy0dat = amiga_custom.joy0dat;
amimouse_lastx = joy0dat & 0xff;
amimouse_lasty = joy0dat >> 8;
if (request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", amimouse_interrupt)) {
- amimouse_used--;
printk(KERN_ERR "amimouse.c: Can't allocate irq %d\n", IRQ_AMIGA_VERTB);
return -EBUSY;
}
static void amimouse_close(struct input_dev *dev)
{
- if (!--amimouse_used)
- free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt);
+ free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt);
}
static int __init amimouse_init(void)
{
+ int err;
+
if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_MOUSE))
return -ENODEV;
- amimouse_dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
- amimouse_dev.relbit[0] = BIT(REL_X) | BIT(REL_Y);
- amimouse_dev.keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT);
- amimouse_dev.open = amimouse_open;
- amimouse_dev.close = amimouse_close;
-
- amimouse_dev.name = amimouse_name;
- amimouse_dev.phys = amimouse_phys;
- amimouse_dev.id.bustype = BUS_AMIGA;
- amimouse_dev.id.vendor = 0x0001;
- amimouse_dev.id.product = 0x0002;
- amimouse_dev.id.version = 0x0100;
-
- input_register_device(&amimouse_dev);
+ amimouse_dev = input_allocate_device();
+ if (!amimouse_dev)
+ return -ENOMEM;
+
+ amimouse_dev->name = "Amiga mouse";
+ amimouse_dev->phys = "amimouse/input0";
+ amimouse_dev->id.bustype = BUS_AMIGA;
+ amimouse_dev->id.vendor = 0x0001;
+ amimouse_dev->id.product = 0x0002;
+ amimouse_dev->id.version = 0x0100;
+
+ amimouse_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
+ amimouse_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y);
+ amimouse_dev->keybit[LONG(BTN_LEFT)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT);
+ amimouse_dev->open = amimouse_open;
+ amimouse_dev->close = amimouse_close;
+
+ err = input_register_device(amimouse_dev);
+ if (err) {
+ input_free_device(amimouse_dev);
+ return err;
+ }
- printk(KERN_INFO "input: %s at joy0dat\n", amimouse_name);
return 0;
}
static void __exit amimouse_exit(void)
{
- input_unregister_device(&amimouse_dev);
+ input_unregister_device(amimouse_dev);
}
module_init(amimouse_init);