On Tue, Oct 31, 2006 at 01:30:36PM +0800, Aubrey wrote:
> Hi all,
>
> When a misc device file is registered, there are two files under my
> own class directory:
>
> /sys --> class --> misc --> myprog --> dev
> --> uevent
> --> myprog_show (to be
> added)
>
> Now, my question is, is it possbile to add the third file
> "myprog_show" under "myprog" directory without modify any common code?
Yes.
> I've read the doc under linux-2.6.x/Documentation, I can add it to
> some other directory, but not found a way to add it to my own
> directory.
After misc_register() has been successfully called, the variable "class"
will be set in the miscdevice structure. Use that pointer to call
class_device_create_file() to create your new file in this directory.
Hope this helps,
greg k-h
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