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SubjectRe: [PATCH] HID: input: do not report stylus battery state as "full"
On Tue, 29 Jun 2021, Dmitry Torokhov wrote:

> The power supply states of discharging, charging, full, etc, represent
> state of charging, not the capacity level of the battery (for which
> we have a separate property). Current HID usage tables to not allow
> for expressing charging state of the batteries found in generic
> styli, so we should simply assume that the battery is discharging
> even if current capacity is at 100% when battery strength reporting
> is done via HID interface. In fact, we were doing just that before
> commit 581c4484769e.
>
> This change helps UIs to not mis-represent fully charged batteries in
> styli as being charging/topping-off.
>
> Fixes: 581c4484769e ("HID: input: map digitizer battery usage")
> Reported-by: Kenneth Albanowski <kenalba@google.com>
> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

As there was no pushback from Bastien, I am queuing this for 5.15. Thanks,

--
Jiri Kosina
SUSE Labs

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