Re: [DOC] The documentation for HID Simple Driver Interface 0.5.0

Dmitry Torokhov
2007-03-06T13:26:05Z

Hi Marcel,

On 3/5/07, Marcel Holtmann <marcel@holtmann.org> wrote:
> Hi Dmitry,
>
> > > This also means that the current keyboard and mouse
> > > input devices will become a HID driver.
> >
> > Are you talking about usbmouse and usbkbd?
>
> no, because if I recall correctly these are the boot mode drivers and
> actually not used at all in any modern distribution.
>
> For me the task of converting HID reports into input events shouldn't be
> actually the job of the HID core layer. My understanding is that the HID
> core should support multiple transport layers. This is currently
> achieved through the hid_device abstraction and used by the USB and by
> the Bluetooth subsystem. This is the lower interface to HID. On the
> upper interface I like to see a driver like interface. So we can
> register specific drivers that can handle specific use cases or vendor
> specific reports. For standard keyboard and mouse reports we however
> should have a standard driver that can handle most of them.
>
> For identification we actually do have the bus type, vendor id and
> product id available. We also can register drivers for specific report
> ids or usages.
>
> I do like the HID simple driver idea, but it is not a simple driver, it
> should be a generic driver interface.
>

Ah, OK. Then we are in complete agreement ;)

--
Dmitry