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Subject[PATCH 55/57] wdt285: switch to unlocked_ioctl and tidy up oddments of coding style
Date
From: Alan Cox <alan@redhat.com>


---

drivers/watchdog/wdt285.c | 31 ++++++++++++++++---------------
1 files changed, 16 insertions(+), 15 deletions(-)


diff --git a/drivers/watchdog/wdt285.c b/drivers/watchdog/wdt285.c
index e4cf661..fea398a 100644
--- a/drivers/watchdog/wdt285.c
+++ b/drivers/watchdog/wdt285.c
@@ -26,9 +26,9 @@
#include <linux/reboot.h>
#include <linux/init.h>
#include <linux/interrupt.h>
+#include <linux/uaccess.h>
+#include <linux/irq.h>

-#include <asm/irq.h>
-#include <asm/uaccess.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/hardware/dec21285.h>
@@ -115,8 +115,8 @@ static int watchdog_release(struct inode *inode, struct file *file)
return 0;
}

-static ssize_t
-watchdog_write(struct file *file, const char *data, size_t len, loff_t *ppos)
+static ssize_t watchdog_write(struct file *file, const char *data,
+ size_t len, loff_t *ppos)
{
/*
* Refresh the timer.
@@ -127,19 +127,18 @@ watchdog_write(struct file *file, const char *data, size_t len, loff_t *ppos)
return len;
}

-static struct watchdog_info ident = {
+static const struct watchdog_info ident = {
.options = WDIOF_SETTIMEOUT,
.identity = "Footbridge Watchdog",
};

-static int
-watchdog_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg)
+static long watchdog_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
{
unsigned int new_margin;
int ret = -ENOTTY;

- switch(cmd) {
+ switch (cmd) {
case WDIOC_GETSUPPORT:
ret = 0;
if (copy_to_user((void *)arg, &ident, sizeof(ident)))
@@ -148,7 +147,7 @@ watchdog_ioctl(struct inode *inode, struct file *file, unsigned int cmd,

case WDIOC_GETSTATUS:
case WDIOC_GETBOOTSTATUS:
- ret = put_user(0,(int *)arg);
+ ret = put_user(0, (int *)arg);
break;

case WDIOC_KEEPALIVE:
@@ -182,7 +181,7 @@ static const struct file_operations watchdog_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.write = watchdog_write,
- .ioctl = watchdog_ioctl,
+ .unlocked_ioctl = watchdog_ioctl,
.open = watchdog_open,
.release = watchdog_release,
};
@@ -204,11 +203,13 @@ static int __init footbridge_watchdog_init(void)
if (retval < 0)
return retval;

- printk("Footbridge Watchdog Timer: 0.01, timer margin: %d sec\n",
- soft_margin);
+ printk(KERN_INFO
+ "Footbridge Watchdog Timer: 0.01, timer margin: %d sec\n",
+ soft_margin);

if (machine_is_cats())
- printk("Warning: Watchdog reset may not work on this machine.\n");
+ printk(KERN_WARN
+ "Warning: Watchdog reset may not work on this machine.\n");
return 0;
}

@@ -223,7 +224,7 @@ MODULE_LICENSE("GPL");
MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);

module_param(soft_margin, int, 0);
-MODULE_PARM_DESC(soft_margin,"Watchdog timeout in seconds");
+MODULE_PARM_DESC(soft_margin, "Watchdog timeout in seconds");

module_init(footbridge_watchdog_init);
module_exit(footbridge_watchdog_exit);


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