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path: root/drivers/watchdog/sbc7240_wdt.c
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Diffstat (limited to 'drivers/watchdog/sbc7240_wdt.c')
-rw-r--r--drivers/watchdog/sbc7240_wdt.c70
1 files changed, 35 insertions, 35 deletions
diff --git a/drivers/watchdog/sbc7240_wdt.c b/drivers/watchdog/sbc7240_wdt.c
index 4c8cefbd862..67ddeb1c830 100644
--- a/drivers/watchdog/sbc7240_wdt.c
+++ b/drivers/watchdog/sbc7240_wdt.c
@@ -27,10 +27,10 @@
#include <linux/reboot.h>
#include <linux/types.h>
#include <linux/watchdog.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
#include <asm/atomic.h>
-#include <asm/io.h>
#include <asm/system.h>
-#include <asm/uaccess.h>
#define SBC7240_PREFIX "sbc7240_wdt: "
@@ -159,7 +159,7 @@ static int fop_close(struct inode *inode, struct file *file)
return 0;
}
-static struct watchdog_info ident = {
+static const struct watchdog_info ident = {
.options = WDIOF_KEEPALIVEPING|
WDIOF_SETTIMEOUT|
WDIOF_MAGICCLOSE,
@@ -168,50 +168,50 @@ static struct watchdog_info ident = {
};
-static int fop_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg)
+static long fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
switch (cmd) {
case WDIOC_GETSUPPORT:
- return copy_to_user
- ((void __user *)arg, &ident, sizeof(ident))
- ? -EFAULT : 0;
+ return copy_to_user((void __user *)arg, &ident, sizeof(ident))
+ ? -EFAULT : 0;
case WDIOC_GETSTATUS:
case WDIOC_GETBOOTSTATUS:
return put_user(0, (int __user *)arg);
- case WDIOC_KEEPALIVE:
- wdt_keepalive();
- return 0;
- case WDIOC_SETOPTIONS:{
- int options;
- int retval = -EINVAL;
+ case WDIOC_SETOPTIONS:
+ {
+ int options;
+ int retval = -EINVAL;
- if (get_user(options, (int __user *)arg))
- return -EFAULT;
+ if (get_user(options, (int __user *)arg))
+ return -EFAULT;
- if (options & WDIOS_DISABLECARD) {
- wdt_disable();
- retval = 0;
- }
-
- if (options & WDIOS_ENABLECARD) {
- wdt_enable();
- retval = 0;
- }
+ if (options & WDIOS_DISABLECARD) {
+ wdt_disable();
+ retval = 0;
+ }
- return retval;
+ if (options & WDIOS_ENABLECARD) {
+ wdt_enable();
+ retval = 0;
}
- case WDIOC_SETTIMEOUT:{
- int new_timeout;
- if (get_user(new_timeout, (int __user *)arg))
- return -EFAULT;
+ return retval;
+ }
+ case WDIOC_KEEPALIVE:
+ wdt_keepalive();
+ return 0;
+ case WDIOC_SETTIMEOUT:
+ {
+ int new_timeout;
- if (wdt_set_timeout(new_timeout))
- return -EINVAL;
+ if (get_user(new_timeout, (int __user *)arg))
+ return -EFAULT;
- /* Fall through */
- }
+ if (wdt_set_timeout(new_timeout))
+ return -EINVAL;
+
+ /* Fall through */
+ }
case WDIOC_GETTIMEOUT:
return put_user(timeout, (int __user *)arg);
default:
@@ -225,7 +225,7 @@ static const struct file_operations wdt_fops = {
.write = fop_write,
.open = fop_open,
.release = fop_close,
- .ioctl = fop_ioctl,
+ .unlocked_ioctl = fop_ioctl,
};
static struct miscdevice wdt_miscdev = {