* based on softdog.c by Alan Cox <alan@lxorguk.ukuu.org.uk>
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/types.h>
#include <linux/uaccess.h>
#include <linux/io.h>
-#define PFX "epx_c3: "
static int epx_c3_alive;
#define WATCHDOG_TIMEOUT 1 /* 1 sec default timeout */
-static int nowayout = WATCHDOG_NOWAYOUT;
-module_param(nowayout, int, 0);
+static bool nowayout = WATCHDOG_NOWAYOUT;
+module_param(nowayout, bool, 0);
MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
outb(0, EPXC3_WATCHDOG_CTL_REG);
- printk(KERN_INFO PFX "Stopped watchdog timer.\n");
+ pr_info("Stopped watchdog timer\n");
}
static void epx_c3_pet(void)
epx_c3_pet();
epx_c3_alive = 1;
- printk(KERN_INFO "Started watchdog timer.\n");
+ pr_info("Started watchdog timer\n");
return nonseekable_open(inode, file);
}
.notifier_call = epx_c3_notify_sys,
};
-static const char banner[] __initconst = KERN_INFO PFX
- "Hardware Watchdog Timer for Winsystems EPX-C3 SBC: 0.1\n";
-
static int __init watchdog_init(void)
{
int ret;
ret = register_reboot_notifier(&epx_c3_notifier);
if (ret) {
- printk(KERN_ERR PFX "cannot register reboot notifier "
- "(err=%d)\n", ret);
+ pr_err("cannot register reboot notifier (err=%d)\n", ret);
goto out;
}
ret = misc_register(&epx_c3_miscdev);
if (ret) {
- printk(KERN_ERR PFX "cannot register miscdev on minor=%d "
- "(err=%d)\n", WATCHDOG_MINOR, ret);
+ pr_err("cannot register miscdev on minor=%d (err=%d)\n",
+ WATCHDOG_MINOR, ret);
unregister_reboot_notifier(&epx_c3_notifier);
goto out;
}
- printk(banner);
+ pr_info("Hardware Watchdog Timer for Winsystems EPX-C3 SBC: 0.1\n");
return 0;