On Fri, 2005-09-09 at 12:42 +0530, Vijay Ram Chitrapu (RCVIJAYD) wrote:
> static struct file_operations this_fops = {
> open:this_open,
> ioctl:this_ioctl,
> release:this_release,
> };
>
> int this_open (struct inode *ino, struct file *fp)
> {
> printk("<1> in open");
> return 0;
> }
>
> int this_ioctl(struct inode * ino, struct file *fp, unsigned int cmd,
> unsigned long len)
> {
> printk("<1> in ioctl function);
> return 1;
> }
paste your user program and driver header file (which contains the ioctl
magic number).
--
Ashok S
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