Re: [PATCH 1/3] i2c: slave: rework the slave API

From: Wolfram Sang
Date: Fri Mar 20 2015 - 03:31:15 EST



> > > > After more discussion, brave users, and additional datasheet evaluation,
> > > > some API updates for the new I2C slave framework became imminent. The
> > > > slave events now get some easier to understand naming. Also, the event
> > > > handling has been simplified to only send one event per interrupt.
> > > what is an interrupt here? An event where the bus driver needs feedback
> > > from the backend?
> >
> > More the other way around: when the bus driver needs to notify the
> > backend. I wasn't 100% sure about the word 'interrupt', but then decided
> > a HW slave support without interrupts would be so rare and adventurous
> > that it is okay to use the term :)
> Yeah, I agree on HW slave support without interrupts is hardly possible.
> But I imagine that controllers differ in which situations they can issue
> an interrupt so talking about them for generic code feels strange to me
> because $flexiblecontrolerwithvariousirqs doesn't need to send more
> events than $bareminimumcontroler.

Do you have a better word at hand? "...to send one event per event"? :)

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