*
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/miscdevice.h>
"Watchdog timeout in seconds. 1 <= timeout <= 255, default="
__MODULE_STRING(WD_TIMO) ".");
-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) ")");
if (expect_close == 42)
wafwdt_stop();
else {
- printk(KERN_CRIT PFX
- "WDT device closed unexpectedly. WDT will not stop!\n");
+ pr_crit("WDT device closed unexpectedly. WDT will not stop!\n");
wafwdt_ping();
}
clear_bit(0, &wafwdt_is_open);
{
int ret;
- printk(KERN_INFO
- "WDT driver for Wafer 5823 single board computer initialising.\n");
+ pr_info("WDT driver for Wafer 5823 single board computer initialising\n");
if (timeout < 1 || timeout > 255) {
timeout = WD_TIMO;
- printk(KERN_INFO PFX
- "timeout value must be 1 <= x <= 255, using %d\n",
- timeout);
+ pr_info("timeout value must be 1 <= x <= 255, using %d\n",
+ timeout);
}
if (wdt_stop != wdt_start) {
if (!request_region(wdt_stop, 1, "Wafer 5823 WDT")) {
- printk(KERN_ERR PFX
- "I/O address 0x%04x already in use\n",
- wdt_stop);
+ pr_err("I/O address 0x%04x already in use\n", wdt_stop);
ret = -EIO;
goto error;
}
}
if (!request_region(wdt_start, 1, "Wafer 5823 WDT")) {
- printk(KERN_ERR PFX "I/O address 0x%04x already in use\n",
- wdt_start);
+ pr_err("I/O address 0x%04x already in use\n", wdt_start);
ret = -EIO;
goto error2;
}
ret = register_reboot_notifier(&wafwdt_notifier);
if (ret != 0) {
- printk(KERN_ERR PFX
- "cannot register reboot notifier (err=%d)\n", ret);
+ pr_err("cannot register reboot notifier (err=%d)\n", ret);
goto error3;
}
ret = misc_register(&wafwdt_miscdev);
if (ret != 0) {
- 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);
goto error4;
}
- printk(KERN_INFO PFX "initialized. timeout=%d sec (nowayout=%d)\n",
+ pr_info("initialized. timeout=%d sec (nowayout=%d)\n",
timeout, nowayout);
return ret;