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From:   Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
Date:   Sat, 7 Sep 2019 07:07:33 +0200
Message-ID: <CAA2SeNJKXzCNDEzCg7=F7vQoL2d1mnM4JiaDfomqwWLy_oj+Qw@mail.gmail.com>
Subject: Re: [PATCH] mt76: mt7615: enable SCS by default
To:     =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= <toke@redhat.com>
Cc:     Lorenzo Bianconi <lorenzo@kernel.org>,
        Felix Fietkau <nbd@nbd.name>,
        Lorenzo Bianconi <lorenzo.bianconi@redhat.com>,
        linux-wireless <linux-wireless@vger.kernel.org>,
        Ryder Lee <ryder.lee@mediatek.com>, Roy Luo <royluo@google.com>
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>
> Lorenzo Bianconi <lorenzo@kernel.org> writes:
>
> > Enable Smart Carrier Sense algorithm by default in order to improve
> > performances in a noisy environment
>
> What does that do (the algorithm, that is)? :)
>
> -Toke

Hi Toke,

it is used for tuning device sensitivity according to RTS error rate
and False CCA reported by the radio (e.g decrease radio sensitivity to
cut off interference stations).
It has been ported from vendor sdk.
https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git/commit/drivers/net/wireless/mediatek/mt76/mt7615?id=49de79ad9a748c86277f39613ade72dc56421454

Regards,
Lorenzo