linux-kernel - Re: [PATCH v2 0/4] Read battery voltage from G403 and G900 mice

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Date:   Mon, 19 Aug 2019 14:44:21 +0100
From:   Filipe Laíns <lains@...hlinux.org>
To:     Pedro Vanzella <pedro@...rovanzella.com>,
        linux-input@...r.kernel.org
Cc:     Jiri Kosina <jikos@...nel.org>,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/4] Read battery voltage from G403 and G900 mice

On Wed, 2019-06-05 at 15:45 -0400, Pedro Vanzella wrote:
> The gaming line of Logitech devices doesn't use the old hidpp20
> feature
> for battery level reporting. Instead, they report the current voltage
> of the battery, in millivolts.
> 
> This patch set handles this case by adding a quirk to the devices we
> know
> to have this new feature, in both wired and wireless mode.
> 
> This version of the patch set is better split, as well as adding the
> quirk to make sure we don't needlessly probe every device connected.
> 
> Pedro Vanzella (4):
>   HID: hid-logitech-hidpp: add quirk to handle battery voltage
>   HID: hid-logitech-hidpp: add function to query battery voltage
>   HID: hid-logitech-hidpp: report battery voltage to the power supply
>   HID: hid-logitech-hidpp: subscribe to battery voltage events
> 
>  drivers/hid/hid-logitech-hidpp.c | 150
> ++++++++++++++++++++++++++++++-
>  1 file changed, 147 insertions(+), 3 deletions(-)
> 

This is OK. However since we now have a feature discovery routine I
think the code should use that instead of quirks. I will send a patch
making this change.

You can have my
Reviewed-by: Filipe Laíns <lains@...hlinux.org>

Thank you,
Filipe Laíns

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