Re: [PATCH] reset: Provide !RESET_CONTROLLER stub for devm_reset_control_get()

From: Philipp Zabel
Date: Mon Aug 04 2014 - 03:58:48 EST


Hi Mark,

Am Freitag, den 01.08.2014, 18:11 +0100 schrieb Mark Brown:
> From: Mark Brown <broonie@xxxxxxxxxx>
>
> At least the sun6i DMA controller driver makes use of the reset controller
> API stubs when being built for coverage and otherwise fails to build.
>
> Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
> ---
> include/linux/reset.h | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/include/linux/reset.h b/include/linux/reset.h
> index 349f150..28f119f 100644
> --- a/include/linux/reset.h
> +++ b/include/linux/reset.h
> @@ -67,6 +67,13 @@ static inline int device_reset_optional(struct device *dev)
> return -ENOSYS;
> }
>
> +static inline struct reset_control *devm_reset_control_get(struct device *dev,
> + const char *id)
> +{
> + WARN_ON(1);
> + return ERR_PTR(-ENOSYS);
> +}
> +

I'd prefer to keep devm_reset_control_get without a stub.
Drivers that can be built without CONFIG_RESET_CONTROLLER enabled should
use devm_reset_control_get_optional, and this way the build tests
already report this issue.

regards
Philipp

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/