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    SubjectRe: [PATCH v7 3/3] nl80211/mac80211: Report signal average
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    On Fri, 2010-11-19 at 18:07 +0900, Bruno Randolf wrote:

    > Hmm, maybe I suck in mathemathics, but I don't see a way to do that given the
    > formula:
    >
    > (((internal * (weight - 1)) + (val * factor)) / weight

    If you assume weight == 2^n, you can write that as:

    (((internal << n) - internal) + (val * factor)) >> n




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