#define WATCHDOG_TIMEOUT 2 /* 2 minute default timeout */
/* Addresses to scan */
-static DEFINE_MUTEX(watchdog_mutex);
static const unsigned short normal_i2c[] = { 0x2c, 0x2d, 0x2e, 0x2f,
I2C_CLIENT_END };
static long watchdog_ioctl(struct file *filp, unsigned int cmd,
unsigned long arg)
{
- static struct watchdog_info ident = {
+ struct watchdog_info ident = {
.options = WDIOF_KEEPALIVEPING |
WDIOF_SETTIMEOUT |
WDIOF_CARDRESET,
int val, ret = 0;
struct w83793_data *data = filp->private_data;
- mutex_lock(&watchdog_mutex);
switch (cmd) {
case WDIOC_GETSUPPORT:
if (!nowayout)
default:
ret = -ENOTTY;
}
- mutex_unlock(&watchdog_mutex);
return ret;
}