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From: Matthew Garrett on 28 May 2010 17:20
On Fri, May 28, 2010 at 07:40:09PM +0200, Thomas Renninger wrote:

> The idea of these buttons is that they are undefined from BIOS/kernel
> point of view. Userspace has to map a functionality to them.
> Therefore the idea to modify the input event keycode via sysfs file.
> There should be 2 situations that perfectly are triggered via userspace:

They're logically buttons, so the right mechanism is for them to be
configured via the standard keymap ioctls. There's already
infrastructure for setting this via udev - see /lib/udev/keymaps on
recent systems. That should let you avoid the need to
unregister/reregister.

--
Matthew Garrett | mjg59(a)srcf.ucam.org
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