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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-28 22:03:26 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-28 22:03:26 +0200
commit750f77064a290beb162352077b52c61b04bcae0e (patch)
tree736a8dd043dc4cda298762a80e7c1fbf1bb87742 /drivers/watchdog/mixcomwd.c
parentMerge tag 'dm-3.4-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/a... (diff)
parentwatchdog: txx9wdt: fix timeout (diff)
downloadlinux-750f77064a290beb162352077b52c61b04bcae0e.tar.xz
linux-750f77064a290beb162352077b52c61b04bcae0e.zip
Merge git://www.linux-watchdog.org/linux-watchdog
Pull watchdog updates from Wim Van Sebroeck: - Removal of the Documentation/watchdog/00-INDEX file - Fix boot status reporting for imx2_wdt - clean-up sp805_wdt, pnx4008_wdt and mpcore_wdt - convert printk in watchdog drivers to pr_ functions - change nowayout module parameter to bool for every watchdog device - conversion of jz4740_wdt, pnx4008_wdt, max63xx_wdt, softdog, ep93xx_wdt, coh901327 and txx9wdt to new watchdog API - Add support for the WDIOC_GETTIMELEFT ioctl call to the new watchdog API - Change the new watchdog API so that the driver updates the timeout value - two fixes for the xen_wdt driver Fix up conflicts in ep93xx driver due to the same patches being merged through separate branches. * git://www.linux-watchdog.org/linux-watchdog: (33 commits) watchdog: txx9wdt: fix timeout watchdog: Convert txx9wdt driver to watchdog framework watchdog: coh901327_wdt.c: fix timeout watchdog: coh901327: convert to use watchdog core watchdog: Add support for WDIOC_GETTIMELEFT IOCTL in watchdog core watchdog: ep93xx_wdt: timeout is an unsigned int value. watchdog: ep93xx_wdt: Fix timeout after conversion to watchdog core watchdog: Convert ep93xx driver to watchdog core watchdog: sp805: Use devm routines watchdog: sp805: replace readl/writel with lighter _relaxed variants watchdog: sp805: Fix documentation style comment watchdog: mpcore_wdt: Allow platform_get_irq() to fail watchdog: mpcore_wdt: Use devm routines watchdog: mpcore_wdt: Rename dev to pdev for pointing to struct platform_device watchdog: xen: don't clear is_active when xen_wdt_stop() failed watchdog: xen: don't unconditionally enable the watchdog during resume watchdog: fix compiler error for missing parenthesis watchdog: ep93xx_wdt.c: fix platform probe watchdog: ep93xx: Convert the watchdog driver into a platform device. watchdog: fix set_timeout operations ...
Diffstat (limited to 'drivers/watchdog/mixcomwd.c')
-rw-r--r--drivers/watchdog/mixcomwd.c29
1 files changed, 12 insertions, 17 deletions
diff --git a/drivers/watchdog/mixcomwd.c b/drivers/watchdog/mixcomwd.c
index bc820d16699a..37e4b52dbce9 100644
--- a/drivers/watchdog/mixcomwd.c
+++ b/drivers/watchdog/mixcomwd.c
@@ -39,9 +39,10 @@
*
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#define VERSION "0.6"
#define WATCHDOG_NAME "mixcomwd"
-#define PFX WATCHDOG_NAME ": "
#include <linux/module.h>
#include <linux/moduleparam.h>
@@ -107,8 +108,8 @@ static int mixcomwd_timer_alive;
static DEFINE_TIMER(mixcomwd_timer, mixcomwd_timerfun, 0, 0);
static char expect_close;
-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) ")");
@@ -156,15 +157,13 @@ static int mixcomwd_release(struct inode *inode, struct file *file)
{
if (expect_close == 42) {
if (mixcomwd_timer_alive) {
- printk(KERN_ERR PFX
- "release called while internal timer alive");
+ pr_err("release called while internal timer alive\n");
return -EBUSY;
}
mixcomwd_timer_alive = 1;
mod_timer(&mixcomwd_timer, jiffies + 5 * HZ);
} 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");
clear_bit(0, &mixcomwd_opened);
expect_close = 0;
@@ -274,22 +273,19 @@ static int __init mixcomwd_init(void)
}
if (!found) {
- printk(KERN_ERR PFX
- "No card detected, or port not available.\n");
+ pr_err("No card detected, or port not available\n");
return -ENODEV;
}
ret = misc_register(&mixcomwd_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);
goto error_misc_register_watchdog;
}
- printk(KERN_INFO
- "MixCOM watchdog driver v%s, watchdog port at 0x%3x\n",
- VERSION, watchdog_port);
+ pr_info("MixCOM watchdog driver v%s, watchdog port at 0x%3x\n",
+ VERSION, watchdog_port);
return 0;
@@ -303,8 +299,7 @@ static void __exit mixcomwd_exit(void)
{
if (!nowayout) {
if (mixcomwd_timer_alive) {
- printk(KERN_WARNING PFX "I quit now, hardware will"
- " probably reboot!\n");
+ pr_warn("I quit now, hardware will probably reboot!\n");
del_timer_sync(&mixcomwd_timer);
mixcomwd_timer_alive = 0;
}