#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/timer.h>
+#include <linux/completion.h>
+#include <linux/jiffies.h>
#include <asm/io.h>
#include <asm/uaccess.h>
/* some device data */
static struct {
- struct semaphore stop;
+ struct completion stop;
volatile int running;
struct timer_list timer;
volatile int queue;
}
else {
/* ticks doesn't matter anyway */
- up(&cpu5wdt_device.stop);
+ complete(&cpu5wdt_device.stop);
}
}
}
break;
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
}
return 0;
}
return count;
}
-static struct file_operations cpu5wdt_fops = {
+static const struct file_operations cpu5wdt_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.ioctl = cpu5wdt_ioctl,
if ( !val )
printk(KERN_INFO PFX "sorry, was my fault\n");
- init_MUTEX_LOCKED(&cpu5wdt_device.stop);
+ init_completion(&cpu5wdt_device.stop);
cpu5wdt_device.queue = 0;
clear_bit(0, &cpu5wdt_device.inuse);
{
if ( cpu5wdt_device.queue ) {
cpu5wdt_device.queue = 0;
- down(&cpu5wdt_device.stop);
+ wait_for_completion(&cpu5wdt_device.stop);
}
misc_deregister(&cpu5wdt_misc);