static int sync_serial_release(struct inode *inode, struct file *file);
static unsigned int sync_serial_poll(struct file *filp, poll_table *wait);
-static int sync_serial_ioctl(struct inode *inode, struct file *file,
+static int sync_serial_ioctl(struct file *file,
unsigned int cmd, unsigned long arg);
static ssize_t sync_serial_write(struct file *file, const char *buf,
size_t count, loff_t *ppos);
#define NUMBER_OF_PORTS 2
static const struct file_operations sync_serial_fops = {
- .owner = THIS_MODULE,
- .write = sync_serial_write,
- .read = sync_serial_read,
- .poll = sync_serial_poll,
- .ioctl = sync_serial_ioctl,
- .open = sync_serial_open,
- .release = sync_serial_release
+ .owner = THIS_MODULE,
+ .write = sync_serial_write,
+ .read = sync_serial_read,
+ .poll = sync_serial_poll,
+ .unlocked_ioctl = sync_serial_ioctl,
+ .open = sync_serial_open,
+ .release = sync_serial_release,
+ .llseek = noop_llseek,
};
static int __init etrax_sync_serial_init(void)
return mask;
}
-static int sync_serial_ioctl(struct inode *inode, struct file *file,
+static int sync_serial_ioctl_unlocked(struct file *file,
unsigned int cmd, unsigned long arg)
{
int return_val = 0;
return return_val;
}
+static long sync_serial_ioctl(struct file *file,
+ unsigned int cmd, unsigned long arg)
+{
+ long ret;
+
+ lock_kernel();
+ ret = sync_serial_ioctl_unlocked(file, cmd, arg);
+ unlock_kernel();
+
+ return ret;
+}
+
static ssize_t sync_serial_write(struct file *file, const char *buf,
size_t count, loff_t *ppos)