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path: root/drivers/watchdog/iop_wdt.c
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Diffstat (limited to 'drivers/watchdog/iop_wdt.c')
-rw-r--r--drivers/watchdog/iop_wdt.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/watchdog/iop_wdt.c b/drivers/watchdog/iop_wdt.c
index 82fa7a92a8d2..d964faf1a250 100644
--- a/drivers/watchdog/iop_wdt.c
+++ b/drivers/watchdog/iop_wdt.c
@@ -24,6 +24,8 @@
24 * Dan Williams <dan.j.williams@intel.com> 24 * Dan Williams <dan.j.williams@intel.com>
25 */ 25 */
26 26
27#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
28
27#include <linux/module.h> 29#include <linux/module.h>
28#include <linux/kernel.h> 30#include <linux/kernel.h>
29#include <linux/fs.h> 31#include <linux/fs.h>
@@ -34,7 +36,7 @@
34#include <linux/uaccess.h> 36#include <linux/uaccess.h>
35#include <mach/hardware.h> 37#include <mach/hardware.h>
36 38
37static int nowayout = WATCHDOG_NOWAYOUT; 39static bool nowayout = WATCHDOG_NOWAYOUT;
38static unsigned long wdt_status; 40static unsigned long wdt_status;
39static unsigned long boot_status; 41static unsigned long boot_status;
40static DEFINE_SPINLOCK(wdt_lock); 42static DEFINE_SPINLOCK(wdt_lock);
@@ -85,7 +87,7 @@ static int wdt_disable(void)
85 write_wdtcr(IOP_WDTCR_DIS); 87 write_wdtcr(IOP_WDTCR_DIS);
86 clear_bit(WDT_ENABLED, &wdt_status); 88 clear_bit(WDT_ENABLED, &wdt_status);
87 spin_unlock(&wdt_lock); 89 spin_unlock(&wdt_lock);
88 printk(KERN_INFO "WATCHDOG: Disabled\n"); 90 pr_info("Disabled\n");
89 return 0; 91 return 0;
90 } else 92 } else
91 return 1; 93 return 1;
@@ -197,8 +199,8 @@ static int iop_wdt_release(struct inode *inode, struct file *file)
197 */ 199 */
198 if (state != 0) { 200 if (state != 0) {
199 wdt_enable(); 201 wdt_enable();
200 printk(KERN_CRIT "WATCHDOG: Device closed unexpectedly - " 202 pr_crit("Device closed unexpectedly - reset in %lu seconds\n",
201 "reset in %lu seconds\n", iop_watchdog_timeout()); 203 iop_watchdog_timeout());
202 } 204 }
203 205
204 clear_bit(WDT_IN_USE, &wdt_status); 206 clear_bit(WDT_IN_USE, &wdt_status);
@@ -238,8 +240,7 @@ static int __init iop_wdt_init(void)
238 with an open */ 240 with an open */
239 ret = misc_register(&iop_wdt_miscdev); 241 ret = misc_register(&iop_wdt_miscdev);
240 if (ret == 0) 242 if (ret == 0)
241 printk(KERN_INFO "iop watchdog timer: timeout %lu sec\n", 243 pr_info("timeout %lu sec\n", iop_watchdog_timeout());
242 iop_watchdog_timeout());
243 244
244 return ret; 245 return ret;
245} 246}
@@ -252,7 +253,7 @@ static void __exit iop_wdt_exit(void)
252module_init(iop_wdt_init); 253module_init(iop_wdt_init);
253module_exit(iop_wdt_exit); 254module_exit(iop_wdt_exit);
254 255
255module_param(nowayout, int, 0); 256module_param(nowayout, bool, 0);
256MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started"); 257MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started");
257 258
258MODULE_AUTHOR("Curt E Bruns <curt.e.bruns@intel.com>"); 259MODULE_AUTHOR("Curt E Bruns <curt.e.bruns@intel.com>");