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

[Mark Brown]

On Wed, Oct 09, 2013 at 05:04:21PM +0300, Mika Westerberg wrote:
> If the SPI device is enumerated from ACPI namespace (it has an ACPI handle)
> it might have ACPI methods that needs to be called in order to transition
> the device to different power states (such as _PSx).

Acked-by: Mark Brown <broonie@xxxxxxxxxx>

> +	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.

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