[alsa-devel] [PATCHv1 1/8] ALSA: Add SAI SoC Digital Audio Interface driver.

Mark Brown broonie at kernel.org
Thu Oct 17 16:10:03 CEST 2013

On Thu, Oct 17, 2013 at 03:51:54PM +0200, Lars-Peter Clausen wrote:
> On 10/17/2013 03:37 PM, Timur Tabi wrote:

> > I understand that, but I'm trying to figure out why of_iomap() is okay for
> > hundreds of other drivers, but not this one.  I've used it dozens of times
> > myself, without ever worrying about overlapping regions.

> The driver would work fine with just of_iomap(). But the resource range
> check comes basically for free and it does help to catch errors, so I'd
> recommend on using it rather than not using it.

There's also the fact that it's a devm_ function which means less error
handling code that we can break which is nice.  There's probably a case
for an improved OF helper here...
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