+Greg KH
On Sun, Feb 15, 2015 at 9:59 PM, Benjamin Herrenschmidt
<benh@xxxxxxxxxxxxxxxxxxx> wrote:
> Suggested by Arnd Bergmann, this gives a practical accessor for
> the of_node field of struct device while instructing the compiler
> that it will be NULL if CONFIG_OF is not set.
>
> Signed-off-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
> ---
I'll let Greg take this with the other patch:
Acked-by: Rob Herring <robh@xxxxxxxxxx>
>
> This is what we discussed back in November and I had forgotten
> to finish :)
>
> include/linux/device.h | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/include/linux/device.h b/include/linux/device.h
> index fb50673..08128288 100644
> --- a/include/linux/device.h
> +++ b/include/linux/device.h
> @@ -916,6 +916,13 @@ static inline void device_lock_assert(struct device *dev)
> lockdep_assert_held(&dev->mutex);
> }
>
> +static inline struct device_node *dev_of_node(struct device *dev)
> +{
> + if (!IS_ENABLED(CONFIG_OF))
> + return NULL;
> + return dev->of_node;
> +}
> +
> void driver_init(void);
>
> /*
>
>
>
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