linux-kernel - Re: [PATCH 1/1] arch: arm: mach-omap2: mmc: Move omap_mmc_notify_cover

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Message-ID: <20200702163419.GL37466@atomide.com>
Date:   Thu, 2 Jul 2020 09:34:19 -0700
From:   Tony Lindgren <tony@...mide.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Ulf Hansson <ulf.hansson@...aro.org>,
        linux-mmc@...r.kernel.org, linux-omap@...r.kernel.org
Subject: Re: [PATCH 1/1] arch: arm: mach-omap2: mmc: Move
 omap_mmc_notify_cover_event() prototype

* Lee Jones <lee.jones@...aro.org> [200701 03:24]:
> When building the kernel with W=1 the build system complains of:
> 
>  drivers/mmc/host/omap.c:854:6: warning: no previous prototype for ‘omap_mmc_notify_cover_event’ [-Wmissing-prototypes]
>  854 | void omap_mmc_notify_cover_event(struct device *dev, int num, int is_closed)
>  | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> If we move the prototype into a shared headerfile the build system
> will be satisfied.  Rather than create a whole new headerfile just
> for this purpose, it makes sense to use the already existing
> mmc-omap.h.

Looks good to me and should not conflict with anything so feel
free to queue along with your other patches:

Acked-by: Tony Lindgren <tony@...mide.com>


> Cc: Ulf Hansson <ulf.hansson@...aro.org>
> Cc: linux-mmc@...r.kernel.org
> Cc: Tony Lindgren <tony@...mide.com>
> Cc: linux-omap@...r.kernel.org
> Signed-off-by: Lee Jones <lee.jones@...aro.org>
> ---
>  arch/arm/mach-omap2/mmc.h              | 4 ----
>  include/linux/platform_data/mmc-omap.h | 3 +++
>  2 files changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/mmc.h b/arch/arm/mach-omap2/mmc.h
> index 7f4e053c34344..b5533e93cb632 100644
> --- a/arch/arm/mach-omap2/mmc.h
> +++ b/arch/arm/mach-omap2/mmc.h
> @@ -16,7 +16,3 @@ static inline int omap_msdi_reset(struct omap_hwmod *oh)
>  	return 0;
>  }
>  #endif
> -
> -/* called from board-specific card detection service routine */
> -extern void omap_mmc_notify_cover_event(struct device *dev, int slot,
> -					int is_closed);
> diff --git a/include/linux/platform_data/mmc-omap.h b/include/linux/platform_data/mmc-omap.h
> index 9acf0e87aa9be..f0b8947e6b07d 100644
> --- a/include/linux/platform_data/mmc-omap.h
> +++ b/include/linux/platform_data/mmc-omap.h
> @@ -116,3 +116,6 @@ struct omap_mmc_platform_data {
>  
>  	} slots[OMAP_MMC_MAX_SLOTS];
>  };
> +
> +extern void omap_mmc_notify_cover_event(struct device *dev, int slot,
> +					int is_closed);
> -- 
> 2.25.1
>