Re: sysfs in cdev

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On Fri, Aug 12, 2005 at 06:48:06PM +0200, Hinko Kocevar wrote:
> Greg KH wrote:
> >
> >struct cdev is not represented in sysfs, so there is no place in sysfs
> >to create files based on it, sorry.  Use the struct device or struct
> >driver for that.
> 
> Are you suggesting that I should embedd both struct cdev and struct device 
> in my struct my_device?

Um, no.  The bus your device is on should take care of the struct device
stuff.  What kind of driver are you writing?  Have a pointer to the
code?

> Otherwise I can't use cdev_init, cdev_add and similar for cdev registration 
> if I'm understanding this right and need to use old-style (as seen in LDD3 
> chapter3.4.2. The Older Way) char device registration which it is supposed 
> to be removed in the future.

No, you should use cdev, I never said you should not.  Only that a
struct cdev does not give you a place in sysfs to place your files,
that's all.

thanks,

greg k-h

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