Re: HID vs. Input Core

From: Karel Kulhavý
Date: Tue Jun 15 2004 - 09:00:00 EST


On Tue, Jun 15, 2004 at 03:41:53PM +0200, Helge Hafting wrote:
> On Tue, Jun 15, 2004 at 12:58:00PM +0000, Karel Kulhavý wrote:
> > Hello
> >
> > I would like to know what's the difference between
> > Input Core (CONFIG_INPUT) and USB HID (CONFIG_USB_HID) in 2.4.25
> >
> > They seem to enable the same thing - USB HID. However I don't
> > know which one should I enable or if I should enable both. I find
> > existence of two options with seemingly the same function confusing.
> >
> They aren't the same:
>
> Enable CONFIG_INPUT if you want to use any input devices _at all_,
> i.e. if you plan on using some kind of keyboard, mouse, joystick, ...
> Enable CONFIG_USB_HID also, _if_ such a device might be connected
> via USB. (Older devices are not USB, newer may be usb.)

Bugreport:

CONFIG_INPUT Help says
"Say Y here if you want to enable any of the following options for USB
Human Interface Device (HID) support".

Helge Hafting from linux-kernel says that CONFIG_INPUT controls enabling input devices at
all. These two statements are in a direct contradiction. (See above).

Cl<
>
> Helge Hafting
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