Re: Registering IRQ for MT7530 internal PHYs

[Florian Fainelli]

On 12/30/2020 7:16 AM, Andrew Lunn wrote:
>> 2. Allocated ds->slave_mii_bus before calling ds->ops->setup, because
>> we cannot call dsa_slave_mii_bus_init which is private.
>>
>> Any better ideas?
> 
> Do what mv88e6xxx does, allocate the MDIO bus inside the switch
> driver.

Yes, exactly, or you could add additional hooks to allow intercepting
the initialization and de-initialization of the ds->slave_mii_bus,
something like this:

https://github.com/ffainelli/linux/commit/758da087a819cd1a284de074ea7d8eae9f875f0b

which was part of a larger series adding threaded IRQ support to the b53
driver:

https://github.com/ffainelli/linux/commits/b53-irq
-- 
Florian