> Wolfram says. From my side: I'd prefer to see the
> disable_i2c_core_irq_mapping converted to flags first and then the
> flags extended with whatever you need. disable_i2c_core_irq_mapping
> could also be removed AFAICT - nobody uses it.

I haven't read the details here, just saying that
'disable_i2c_core_irq_mapping' is already removed in -next and also
within the next days in Linus' tree.