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SubjectRe: [PATCH v2] HID: input: fix a4tech horizontal wheel custom usage
On Thu, 1 Aug 2019, Nicolas Saenz Julienne wrote:

> > Some a4tech mice use the 'GenericDesktop.00b8' usage to inform whether
> > the previous wheel report was horizontal or vertical. Before
> > c01908a14bf73 ("HID: input: add mapping for "Toggle Display" key") this
> > usage was being mapped to 'Relative.Misc'. After the patch it's simply
> > ignored (usage->type == 0 & usage->code == 0). Which ultimately makes
> > hid-a4tech ignore the WHEEL/HWHEEL selection event, as it has no
> > usage->type.
> >
> > We shouldn't rely on a mapping for that usage as it's nonstandard and
> > doesn't really map to an input event. So we bypass the mapping and make
> > sure the custom event handling properly handles both reports.
> >
> > Fixes: c01908a14bf73 ("HID: input: add mapping for "Toggle Display" key")
> > Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
> > ---
>
> It would be nice for this patch not to get lost. It fixes issues both repoted
> on opensuse and fedora.

Sorry for the delay. I've now queued the patch. Thanks for fixing this,

--
Jiri Kosina
SUSE Labs

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