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Message-ID: <269dcdce-ca21-211f-9f87-bc1dfc7d29b2@broadcom.com>
Date:   Wed, 23 Feb 2022 13:39:33 +0100
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Subject: Re: [PATCH v2 1/3] cfg80211: Add NL80211_IFTYPE_MLO_LINK type for MLO
 links on MLD STA
To:     Veerendranath Jakkam <quic_vjakkam@quicinc.com>,
        johannes@sipsolutions.net
Cc:     linux-wireless@vger.kernel.org, quic_usdutt@quicinc.com
References: <1645613200-30221-1-git-send-email-quic_vjakkam@quicinc.com>
 <1645613200-30221-2-git-send-email-quic_vjakkam@quicinc.com>
From:   Arend van Spriel <arend.vanspriel@broadcom.com>
In-Reply-To: <1645613200-30221-2-git-send-email-quic_vjakkam@quicinc.com>
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On 2/23/2022 11:46 AM, Veerendranath Jakkam wrote:
> In contrast, NL80211_IFTYPE_MLO_LINK can't be used to represent AP MLO
> link since an MLD AP must support pre-11be and 11be clients
> simultaneously so each AP MLO link affiliated with AP MLD must also act
> as independent AP for pre-11be clients so each AP MLO link must be

Not just for pre-11be clients. 11be clients can opt-out right?

> represented by NL80211_IFTYPE_AP associated with a separate netdev.
> 
> Two link AP MLD representation:
> 
>                   AP MLD
>               (netdev + wdev)
>                  /      \
>                 /        \
>            wlan0          wlan1
>        IFTYPE_AP       IFTYPE_AP
>     (netdev + wdev)  (netdev + wdev)
>             |             |
>             |             |
>          radio(2G)      radio(5G)

So the AP MLD is a new IFTYPE? Earlier discussions were suggesting the 
AP MLO links would be bridged, but then there would be only a netdev at 
AP MLD level, right?

Regards,
Arend

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