2015-05-20 14:38:31

by Jiri Kosina

[permalink] [raw]
Subject: Re: [PATCH RESEND] hid:Change vendor id for USB_DEVICE_ID_MS_TYPE_COVER_3 to correct id in hid-ids.h

On Wed, 20 May 2015, nick wrote:

> That's a good question and we discussed with Alan about this. Basically
> the only id that works on non JP models is the one he checked.

And now you are removing it.

> Your right there may be two vendor ids for the product a.k.a maybe for
> revisions however to my knowledge there have been no major revisions of
> the Surface Pro Three. In addition what is the likely hood that a vendor
> has two ids for the same area

It's quite common to have multiple PIDs for devices with the same
internals.

> in the world, as I can't think of one vendor that does this unless
> differencing between two of the products is important a.k.a like MAC
> addresses

MAC address is about distinguishing individial device instances from each
other. PIDs are something completely different.

--
Jiri Kosina
SUSE Labs