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

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Date:	Fri, 16 Nov 2012 10:12:46 +0200
From:	Mika Westerberg <mika.westerberg@...ux.intel.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	linux-kernel@...r.kernel.org, lenb@...nel.org,
	rafael.j.wysocki@...el.com, broonie@...nsource.wolfsonmicro.com,
	grant.likely@...retlab.ca, linus.walleij@...aro.org,
	khali@...ux-fr.org, ben-linux@...ff.org, w.sang@...gutronix.de,
	bhelgaas@...gle.com, mathias.nyman@...ux.intel.com,
	linux-acpi@...r.kernel.org
Subject: Re: [PATCH v2 1/3] gpio / ACPI: add ACPI support

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)
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