linux-kernel - Re: [PATCH 09/27] leds: Allow compile test of GPIO consumers if !GPIOLIB

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Message-id: <554B571C.90901@samsung.com>
Date:	Thu, 07 May 2015 14:14:20 +0200
From:	Jacek Anaszewski <j.anaszewski@...sung.com>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Arnd Bergmann <arnd@...db.de>, linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org, Bryan Wu <cooloney@...il.com>,
	Richard Purdie <rpurdie@...ys.net>, linux-leds@...r.kernel.org
Subject: Re: [PATCH 09/27] leds: Allow compile test of GPIO consumers if
 !GPIOLIB

On 05/05/2015 06:32 PM, Geert Uytterhoeven wrote:
> The GPIO subsystem provides dummy GPIO consumer functions if GPIOLIB is
> not enabled. Hence drivers that depend on GPIOLIB, but use GPIO consumer
> functionality only, can still be compiled if GPIOLIB is not enabled.
>
> Relax the dependency on GPIOLIB if COMPILE_TEST is enabled, where
> appropriate.
>
> Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> Cc: Bryan Wu <cooloney@...il.com>
> Cc: Richard Purdie <rpurdie@...ys.net>
> Cc: linux-leds@...r.kernel.org
> ---
>   drivers/leds/Kconfig         | 2 +-
>   drivers/leds/trigger/Kconfig | 2 +-
>   2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
> index 966b9605f5f0660c..8161cddc3f8d597a 100644
> --- a/drivers/leds/Kconfig
> +++ b/drivers/leds/Kconfig
> @@ -395,7 +395,7 @@ config LEDS_INTEL_SS4200
>   config LEDS_LT3593
>   	tristate "LED driver for LT3593 controllers"
>   	depends on LEDS_CLASS
> -	depends on GPIOLIB
> +	depends on GPIOLIB || COMPILE_TEST
>   	help
>   	  This option enables support for LEDs driven by a Linear Technology
>   	  LT3593 controller. This controller uses a special one-wire pulse
> diff --git a/drivers/leds/trigger/Kconfig b/drivers/leds/trigger/Kconfig
> index 49794b47b51c498d..5bda6a9b56bbd90b 100644
> --- a/drivers/leds/trigger/Kconfig
> +++ b/drivers/leds/trigger/Kconfig
> @@ -72,7 +72,7 @@ config LEDS_TRIGGER_CPU
>   config LEDS_TRIGGER_GPIO
>   	tristate "LED GPIO Trigger"
>   	depends on LEDS_TRIGGERS
> -	depends on GPIOLIB
> +	depends on GPIOLIB || COMPILE_TEST
>   	help
>   	  This allows LEDs to be controlled by gpio events. It's good
>   	  when using gpios as switches and triggering the needed LEDs
>

Acked-by: Jacek Anaszewski <j.anaszewski@...sung.com>

-- 
Best Regards,
Jacek Anaszewski
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