linux-kernel - Re: [PATCH v3 08/10] dmaengine: sun6i: allow build on ARM64 platforms (sun50i)

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Date:   Mon, 30 Jan 2017 22:12:10 +0530
From:   Vinod Koul <vinod.koul@...el.com>
To:     Icenowy Zheng <icenowy@...c.xyz>
Cc:     Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Andre Przywara <andre.przywara@....com>,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-gpio@...r.kernel.org, dmaengine@...r.kernel.org,
        alsa-devel@...a-project.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH v3 08/10] dmaengine: sun6i: allow build on ARM64
 platforms (sun50i)

On Sun, Jan 29, 2017 at 10:33:29AM +0800, Icenowy Zheng wrote:
> As 64-bit Allwinner H5 SoC has the same DMA engine with H3, the DMA
> driver should be allowed to be built for ARM64, in order to make it work on H5.
> 
> Signed-off-by: Icenowy Zheng <icenowy@...c.xyz>
> Acked-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
> Acked-by: Chen-Yu Tsai <wens@...e.org>
> ---
> Patch introduced between v1 and v2, to satisfy the newly added H3/H5 audio
> codec support.
> 
>  drivers/dma/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
> index 0d6a96ee9fc7..d01d59812cf3 100644
> --- a/drivers/dma/Kconfig
> +++ b/drivers/dma/Kconfig
> @@ -157,7 +157,7 @@ config DMA_SUN4I
>  
>  config DMA_SUN6I
>  	tristate "Allwinner A31 SoCs DMA support"
> -	depends on MACH_SUN6I || MACH_SUN8I || COMPILE_TEST
> +	depends on MACH_SUN6I || MACH_SUN8I || (ARM64 && ARCH_SUNXI) || COMPILE_TEST

Do we really need ARM64 here? also looking at others I wonder why isn't
this MACH_SUNXI...?

-- 
~Vinod