Re: [PATCH v2 1/2] mmc: sdhci: use IS_REACHABLE(CONFIG_LEDS_CLASS) to enable LED code

From: Ulf Hansson
Date: Fri Apr 22 2016 - 08:55:11 EST


On 14 April 2016 at 06:19, Masahiro Yamada
<yamada.masahiro@xxxxxxxxxxxxx> wrote:
> defined(CONFIG_LEDS_CLASS) || (defined(CONFIG_LEDS_CLASS_MODULE) && \
> defined(CONFIG_MMC_SDHCI_MODULE))
>
> is equivalent to:
>
> defined(CONFIG_LEDS_CLASS) || (defined(CONFIG_LEDS_CLASS_MODULE) && \
> defined(MODULE))
>
> and it can also be written shortly as:
>
> IS_REACHABLE(CONFIG_LEDS_CLASS)
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>

Thanks, applied for next!

Kind regards
Uffe


> ---
>
> Changes in v2:
> - Rebase on the next branch (7766e58f5be39dcc35d30a703422a3d0b8ec8c0c)
>
> drivers/mmc/host/sdhci.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
> index b284924..eedc18a 100644
> --- a/drivers/mmc/host/sdhci.c
> +++ b/drivers/mmc/host/sdhci.c
> @@ -259,9 +259,7 @@ static void __sdhci_led_deactivate(struct sdhci_host *host)
> sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
> }
>
> -#if defined(CONFIG_LEDS_CLASS) || (defined(CONFIG_LEDS_CLASS_MODULE) && \
> - defined(CONFIG_MMC_SDHCI_MODULE))
> -
> +#if IS_REACHABLE(CONFIG_LEDS_CLASS)
> static void sdhci_led_control(struct led_classdev *led,
> enum led_brightness brightness)
> {
> --
> 1.9.1
>