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SubjectRe: [PATCH 03/14] cxl/mem: Find device capabilities
On 21-02-04 07:16:46, Christoph Hellwig wrote:
> On Wed, Feb 03, 2021 at 01:23:31PM -0800, Dan Williams wrote:
> > > I'd prefer to keep the helpers for now as I do find them helpful, and so far
> > > nobody else who has touched the code has complained. If you feel strongly, I
> > > will change it.
> >
> > After seeing the options, I think I'd prefer to not have to worry what
> > extra magic is happening with cxl_read_mbox_reg32()
> >
> > cxl_read_mbox_reg32(cxlm, CXLDEV_MB_CAPS_OFFSET);
> >
> > readl(cxlm->mbox_regs + CXLDEV_MB_CAPS_OFFSET);
> >
> > The latter is both shorter and more idiomatic.
>
> Same here. That being said I know some driver maintainers like
> wrappers, my real main irk was the macro magic to generate them.

I think the wrapper is often used as a means of trying to have cross OS
compatibility to some degree. Just to be clear, that was *not* the purpose here.

Stating I disagree for posterity, I'll begin reworking this code and it will be
changed for v2.

Thanks.
Ben

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