linux-kernel - Re: [PATCH 2/2] media: rc: add driver for IR remote receiver on MT7623 SoC

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Date:   Mon, 9 Jan 2017 12:39:42 +0000
From:   Sean Young <sean@...s.org>
To:     Sean Wang <sean.wang@...iatek.com>
Cc:     mchehab@....samsung.com, hdegoede@...hat.com, hkallweit1@...il.com,
        robh+dt@...nel.org, mark.rutland@....com, matthias.bgg@...il.com,
        andi.shyti@...sung.com, hverkuil@...all.nl,
        ivo.g.dimitrov.75@...il.com, linux-media@...r.kernel.org,
        devicetree@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        keyhaede@...il.com
Subject: Re: [PATCH 2/2] media: rc: add driver for IR remote receiver on
 MT7623 SoC

On Mon, Jan 09, 2017 at 11:13:21AM +0800, Sean Wang wrote:
> I had another question. I found multiple and same IR messages being
> received when using SONY remote controller. Should driver needs to
> report each message or only one of these to the upper layer ?

In general the driver shouldn't try to change any IR message, this should
be done in rc-core if necessary.

rc-core should handle this correctly. If the same key is received twice
within IR_KEYPRESS_TIMEOUT (250ms) then it not reported to the input
layer.

Thanks
Sean