Re: question about drivers/dma/dma-jz4780.c

From: Vinod Koul
Date: Fri Jul 24 2015 - 02:28:39 EST


On Fri, Jul 24, 2015 at 07:51:28AM +0200, Julia Lawall wrote:
> > Yes for dmaengine drivers I do ask this question which typically ends up in
> > driver invoking devm_irq_free() in driver's remove callback
> >
> > IMHO don't think devm irq calls are very useful, they do make stuff
> > complicate
>
> Would it be better then to just go back to request_irq (or whatever is
> appropriate in this case). It would seem that the devm property can never
> be relied on, so there is no point to use it.

Yes I do think that is right way in this case

--
~Vinod
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