[PATCH 11/20] sound, skylake: switch from ioremap_cache to memremap

Takashi Iwai tiwai at suse.de
Mon Oct 19 08:34:48 PDT 2015


On Mon, 19 Oct 2015 17:26:41 +0200,
Mark Brown wrote:
> 
> On Fri, Oct 09, 2015 at 06:16:36PM -0400, Dan Williams wrote:
> > In preparation for deprecating ioremap_cache() convert its usage in
> > skl-nhlt to memremap.
> 
> > -void __iomem *skl_nhlt_init(struct device *dev)
> > +void *skl_nhlt_init(struct device *dev)
> 
> Why are we loosing the annotation here?

It's the exact purpose of this patchset, as far as I understand.
memremap() allows the driver accessing the mapped memory just like a
normal memory unlike ioremap().


Takashi



More information about the linux-arm-kernel mailing list