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Date:   Sun, 6 Feb 2022 16:58:48 -0500
From:   Alexander Aring <>
To:     Miquel Raynal <>
Cc:     Stefan Schmidt <>,
        linux-wpan - ML <>,
        "David S. Miller" <>,
        Jakub Kicinski <>,
        "open list:NETWORKING [GENERAL]" <>,
        Xue Liu <>,
        Marcel Holtmann <>,
        Harry Morris <>,
        David Girault <>,
        Romuald Despres <>,
        Frederic Blain <>,
        Nicolas Schodet <>,
        Thomas Petazzoni <>
Subject: Re: [PATCH wpan-next v3 0/4] ieee802154: Improve durations handling


On Tue, Feb 1, 2022 at 1:06 PM Miquel Raynal <> wrote:
> These patches try to enhance the support of the various delays by adding
> into the core the necessary logic to derive the actual symbol duration
> (and then the lifs/sifs durations) depending on the protocol used. The
> symbol duration type is also updated to fit smaller numbers.
> Having the symbol durations properly set is a mandatory step in order to
> use the scanning feature that will soon be introduced.
> Changes since v2:
> * Added the ca8210 driver fix.
> * Fully dropped my rework of the way channels are advertised by device
>   drivers. Adapted instead the main existing helper to derive durations
>   based on the page/channel couple.
> Miquel Raynal (4):
>   net: ieee802154: ca8210: Fix lifs/sifs periods
>   net: mac802154: Convert the symbol duration into nanoseconds
>   net: mac802154: Set durations automatically
>   net: ieee802154: Drop duration settings when the core does it already

Acked-by: Alexander Aring <>

Thanks Stefan. I agree "net: ieee802154: ca8210: Fix lifs/sifs
periods" should go into "wpan".

- Alex

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