Re: [RESEND v13 07/22] soc: mediatek: mmsys: specify 64BIT dependency for MTK_MMSYS

[AngeloGioacchino Del Regno]

Il 08/03/22 10:30, Nancy.Lin ha scritto:
> Because mtk-mutex change to use unsigned long mutex module type,
> it should depend 64BIT. This is a preparation for adding support for
> mt8195 vdosys1 mutex.
>
> Signed-off-by: Nancy.Lin <nancy.lin@xxxxxxxxxxxx>
> ---
>   drivers/soc/mediatek/Kconfig | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/drivers/soc/mediatek/Kconfig b/drivers/soc/mediatek/Kconfig
> index fdd8bc08569e..24f792c46444 100644
> --- a/drivers/soc/mediatek/Kconfig
> +++ b/drivers/soc/mediatek/Kconfig
> @@ -68,6 +68,7 @@ config MTK_SCPSYS_PM_DOMAINS
>   config MTK_MMSYS
>   	bool "MediaTek MMSYS Support"
>   	default ARCH_MEDIATEK
> +	depends on 64BIT
>   	depends on HAS_IOMEM
>   	help
>   	  Say yes here to add support for the MediaTek Multimedia

Breaking old platforms is forbidden.

MT2701 and MT7623N are 32-bit ARM SoCs and:
- mt2701 needs mmsys only; but
- mt7623n needs mmsys and mutex.

Besides, this is an easy fix: just change your unsigned long to a fixed size u64.