Re: [PATCH] platform/x86: thinkpad_acpi: suppress warning about palm detection

From: Andy Shevchenko
Date: Fri Jan 12 2018 - 08:50:49 EST


On Fri, Jan 12, 2018 at 1:04 PM, David Herrmann <dh.herrmann@xxxxxxxxx> wrote:
> This patch prevents the thinkpad_acpi driver from warning about 2 event
> codes returned for keyboard palm-detection. No behavioral changes,
> other than suppressing the warning in the kernel log. The events are
> still forwarded via acpi-netlink channels.
>
> We could, optionally, decide to forward the event through a
> input-switch on the tpacpi input device. However, so far no suitable
> input-code exists, and no similar drivers report such events. Hence,
> leave it an acpi event for now.
>
> Note that the event-codes are named based on empirical studies. On the
> ThinkPad X1 5th Gen the sensor can be found underneath the arrow key.
>

> Cc: Matthew Thode <mthode@xxxxxxxxxx>

Shouldn't be Suggested-by or even Signed-off-by?

> Signed-off-by: David Herrmann <dh.herrmann@xxxxxxxxx>


> + case TP_HKEY_EV_PALM_DETECTED:
> + case TP_HKEY_EV_PALM_UNDETECTED:

> + /* palm detected hovering the keyboard, forward to user-space
> + * via netlink for consumption */

Comment style is
/*
* Multi line comment.
* This is an example.
*/

> + return true;

I can fix the latter, but I have to be sure all credits are given properly.

--
With Best Regards,
Andy Shevchenko