Hi Andrew,

Andrew Lunn <and...@lunn.ch> writes:

>> > With the legacy interface it is tricky. When would you call such a
>> > remove/tairdown function when using the old binding?
>> 
>> That'd go in dsa_switch_destroy I guess, but it just covers the case
>> where the whole DSA code is unloaded...
>
> I don't think that helps you. It should not be possible to unload the
> DSA core while there is an active driver. The drivers needs to unload
> first....

Well, dsa_switch_destroy() is where ds->slave_mii_bus gets unregistered
(if registered by the framework), so it seems fair to do something like:

    if (ds->drv->shutdown)
        ds->drv->shutdown(ds);

But I'm still not sure if it is worth it to add a new legacy specific
function to DSA drivers, unless there is a use case for such optional
teardown callback for the new bindings too.

Thanks,

        Vivien

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