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SubjectRe: Proposal: change keycode for scancode e0 32 from 150 to 172
Jiri Kosina wrote:
> On Tue, 12 Jun 2007, H. Peter Anvin wrote:
>
>> In PS/2 mode it reports E0 32 which gets converted to keycode 150. In
>> USB mode it reports E0 02 which gets converted to keycode 172.
>> I don't know if it's the keyboard itself that's being inconsistent, or
>> if it is the table in usbkbd.c that's broken (in which case it should be
>> fixed to be consistent with the keyboard in PS/2 mode.)
>
> Hi Peter,
>
> First, usbkbd.c has very probably zero business with this - the mappings
> are being done in hid-input.c, usbkdb.c is only for embedded/debugging
> cases, and is almost never used on modern systems (see the corresponding
> Kconfig help text).
>
>> You seem to be of the opinion that "usb behaviour is correct", but don't
>> give any motivation why usb should take precedence. Offhand, I would
>> expect there to be fewer translation layers for PS/2 and would therefore
>> assume PS/2 is more inherently correct.
>
> For USB, we have Hid Usage Pages, which define this to be KEY_HOMEPAGE.
> There is no such specification for PS/2 though, so what Hans is proposing
> is to make it consistent with behavior of USB HID devices, which I agree
> with.
>

Good to hear, so as everyone smees to agree, shall I write a (massive, complex,
intrusive) patch to fix this, or are there until now silent parties that object?

Regards,

Hans


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