#include <linux/init.h>
#include <linux/input.h>
#include <linux/interrupt.h>
+#include <linux/mutex.h>
#include <asm/system.h>
#include <asm/amigahw.h>
__obsolete_setup("amijoy=");
static int amijoy_used;
-static DECLARE_MUTEX(amijoy_sem);
+static DEFINE_MUTEX(amijoy_mutex);
static struct input_dev *amijoy_dev[2];
static char *amijoy_phys[2] = { "amijoy/input0", "amijoy/input1" };
-static irqreturn_t amijoy_interrupt(int irq, void *dummy, struct pt_regs *fp)
+static irqreturn_t amijoy_interrupt(int irq, void *dummy)
{
int i, data = 0, button = 0;
case 1: data = ~amiga_custom.joy1dat; button = (~ciaa.pra >> 7) & 1; break;
}
- input_regs(amijoy_dev[i], fp);
-
input_report_key(amijoy_dev[i], BTN_TRIGGER, button);
input_report_abs(amijoy_dev[i], ABS_X, ((data >> 1) & 1) - ((data >> 9) & 1));
{
int err;
- err = down_interruptible(&amijoy_sem);
+ err = mutex_lock_interruptible(&amijoy_mutex);
if (err)
return err;
amijoy_used++;
out:
- up(&amijoy_sem);
+ mutex_unlock(&amijoy_mutex);
return err;
}
static void amijoy_close(struct input_dev *dev)
{
- down(&amijoy_sem);
+ mutex_lock(&amijoy_mutex);
if (!--amijoy_used)
free_irq(IRQ_AMIGA_VERTB, amijoy_interrupt);
- up(&amijoy_sem);
+ mutex_unlock(&amijoy_mutex);
}
static int __init amijoy_init(void)
amijoy_dev[i]->absmax[ABS_X + j] = 1;
}
- input_register_device(amijoy_dev[i]);
+ err = input_register_device(amijoy_dev[i]);
+ if (err) {
+ input_free_device(amijoy_dev[i]);
+ goto fail;
+ }
}
return 0;