On Tue, Nov 20, 2012 at 10:34:04AM +0100, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <[email protected]>
> Subject: ACPI / driver core: Introduce struct acpi_dev_node and related macros
> 
> To avoid adding an ACPI handle pointer to struct device on
> architectures that don't use ACPI, or generally when CONFIG_ACPI is
> not set, in which cases that pointer is useless, define struct
> acpi_dev_node that will contain the handle pointer if CONFIG_ACPI is
> set and will be empty otherwise and use it to represent the ACPI
> device node field in struct device.
> 
> In addition to that define macros for reading and setting the ACPI
> handle of a device that don't generate code when CONFIG_ACPI is
> unset.  Modify the ACPI subsystem to use those macros instead of
> referring to the given device's ACPI handle directly.
> 
> Signed-off-by: Rafael J. Wysocki <[email protected]>


Acked-by: Greg Kroah-Hartman <[email protected]>

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