Re: [PATCH 2/2] x86 platform driver: intelligent power sharingdriver

From: Jesse Barnes
Date: Tue May 11 2010 - 15:00:38 EST


On Tue, 11 May 2010 11:38:36 -0400
Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:

> On Tue, 11 May 2010 11:18:54 -0700 Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx> wrote:
>
> > > > > +#define thm_writeb(off, val) writeb((val), ips->regmap + (off))
> > > > > +#define thm_writew(off, val) writew((val), ips->regmap + (off))
> > > > > +#define thm_writel(off, val) writel((val), ips->regmap + (off))
> > > >
> > > > ick.
> > > >
> > > > static inline unsigned short thm_readw(struct ips_driver *ips, unsigned offset)
> > > > {
> > > > readw(ips->regmap + offset);
> > > > }
> > > >
> > > > would be nicer.
> > >
> > > Yes, it would.
> >
> > No, I take that back, it just means more typing. This idiom of
> > expecting a given variable to be declared for the IO routines to work
> > is pretty common in drivers,
>
> yeah, but it sucks there, too.
>
> > and saves a bunch of redundant "(ips," everywhere...
>
> It's not redundant - it's C.
>
> grr.

No, it's CPP; this is exactly what preprocessor abuse was intended
for. :)

But it's a mechanical search & replace if someone feels strongly about
it. I'd like to avoid the typing though.

--
Jesse Barnes, Intel Open Source Technology Center
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