Re: [PATCH 1/1] arch: arm: mach-omap2: mmc: Move omap_mmc_notify_cover_event() prototype

From: Tony Lindgren
Date: Thu Jul 02 2020 - 12:34:24 EST


* Lee Jones <lee.jones@xxxxxxxxxx> [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 âomap_mmc_notify_cover_eventâ [-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@xxxxxxxxxxx>


> Cc: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
> Cc: linux-mmc@xxxxxxxxxxxxxxx
> Cc: Tony Lindgren <tony@xxxxxxxxxxx>
> Cc: linux-omap@xxxxxxxxxxxxxxx
> Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
> ---
> 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
>