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Bluetooth: Controller: Add margin to ISOALs time offset #80126

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Bluetooth: Controller: Add margin to ISOALs time offset #80126

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Commits on Oct 21, 2024

  1. Bluetooth: Controller: Add margin to ISOALs time offset 

    To ensure payloads are delivered in time for the first subevent
in framed BIS, ISOAL now enforces a (configurable) margin of
the calculated time offset

Without this margin, it has been observed that a broadcaster
can end up consistently missing the first subevent in every third
event in a 7.5 ms ISO with a 10 ms SDU interval

The margin is a conservative 2 ms by default, but can likely be
set a lot lower for most implementations and HWs

Signed-off-by: Troels Nilsson <trnn@demant.com>
    @Tronil
    Tronil committed Oct 21, 2024
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