[PATCH 2/2] I2C: Implement DMA support into mxs-i2c

[Marek Vasut]

Dear Wolfram Sang,

> > > > It complains that data might be undefined, do you want it in a
> > > > separate patch then ?
> > > 
> > > Yes, but only if you can prove that the compiler is right.
> > 
> > It's not right, because that variable is always initialized, but this at
> > least squashes the compile warning.
> 
> The compiler needs to be fixed, not the kernel.
> 
> > > Yes, send V2 with DMA by default, and I will give a try on the
> > > mode-switching later, too.
> > 
> > I'd prefer to have PIOQ by default, to avoid breaking some of the boards.
> > Or can you test on all of them?
> 
> ? What kind of breakage do you expect? I think it is okay if we pull it
> in during the merge window; we can fix issues then till the relase (and
> maybe mode switching works, after all).

Ok, so be it then.

Best regards,
Marek Vasut