Re: [PATCH 3/3] spi: attach/detach SPI device to the ACPI powerdomain

[Mark Brown]

On Thu, Oct 10, 2013 at 09:12:56AM +0300, Mika Westerberg wrote:
> On Wed, Oct 09, 2013 at 06:55:28PM +0100, Mark Brown wrote:
> > On Wed, Oct 09, 2013 at 05:04:21PM +0300, Mika Westerberg wrote:

> > > +	if (ACPI_HANDLE(&spi->dev))
> > > +		acpi_dev_pm_attach(&spi->dev, true);

> > Though I do wonder if it wouldn't be sensible to push the if () here
> > inside acpi_dev_pm_attach() and similarly for _detach().  Terribly
> > trivial either way.

> Actually, the check is already there in acpi_dev_pm_attach()/detach(). The
> above code follows what Rafael did for platform bus previously. I think the
> idea is to have visual hint that this is only for ACPI enumerated devices.

> If preferred, I can drop the if() checks, though.

It'd seem neater - the fact that the function is acpi_ ought to be
enough of a hint.

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