Re: [PATCH v2 1/3] gpio / ACPI: add ACPI support

From: Mika Westerberg
Date: Fri Nov 16 2012 - 07:46:28 EST


On Fri, Nov 16, 2012 at 11:02:05AM +0100, Rafael J. Wysocki wrote:
> On Friday, November 16, 2012 10:12:46 AM Mika Westerberg wrote:
> > On Fri, Nov 16, 2012 at 10:05:49AM +0200, Mika Westerberg wrote:
> > >
> > > One more thing, sometimes we want to assign the handle like in the case of
> > > SPI controller driver we set the master->dev.acpi_handle. In that case we
> > > can't use DEVICE_ACPI_HANDLE() as is. Should we just do something like:
> > >
> > > master->dev.acpi_handle = pdev->dev.acpi_handle;
> > >
> > > or should we introduce some new macro that supports this?
> >
> > Or we could just drop the cast from the macro and use the same.
> >
> > #define DEVICE_ACPI_HANDLE(dev) ((dev)->acpi_handle)
>
> Well, I'm not sure. Perhaps it's better to add a new macro, like
> ACPI_HANDLE(dev), defined as above and use it going forward (we can then
> phase out the old one gradually).

Yeah, that sounds good.

> However, let's leave the patches in this series as they are for now, we can
> add that macro in a separate patch later.

OK.
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