Re: Input sysbsystema and hotplug

From: Greg KH
Date: Mon Jun 13 2005 - 17:25:51 EST


On Mon, Jun 13, 2005 at 04:07:51PM -0500, Dmitry Torokhov wrote:
> Hi,
>
> I am trying to convert input systsem to play nicely with sysfs and I am
> having trouble with hotplug agent. The old hotplug mechanism was using
> "input" as agent/subsystem name, unfortunately I can't simply use "input"
> class because when Greg added class_simple support to input handlers
> (evdev, mousedev, joydev, etc) he used that name.

Why not? What's wrong with using the existing input class? I was
hopeing it would get flushed out into something "real" someday. All you
have to do is keep the "dev" stuff in there somewhere and udev will be
happy.

> /sys/class/input---input0
> |
> |-input1
> |
> |-input2
> |
> |-mouse---mouse0
> | |
> | |-mouse1
> | |
> | --mice
> |
> |-event---event0
> |
> |-event1
> |
> |-event2
>
> where inputX are class devices, mouse and event are subclasses of input
> class and mouseX and eventX are again class devices.

Yes, lots of people want class devices to have children. Unfortunatly
they don't provide patches with their requests :)

thanks,

greg k-h
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