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Subject: Re: [PATCH v2 1/2] arm64: dts: hikey: extend default cma size to
 128MB
To: Guodong Xu <guodong.xu@linaro.org>, <robh+dt@kernel.org>,
        <rob.herring@linaro.org>, <mark.rutland@arm.com>,
        <catalin.marinas@arm.com>, <will.deacon@arm.com>
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CC: <fathi.boudra@linaro.org>, <john.stultz@linaro.org>,
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From: Wei Xu <xuwei5@hisilicon.com>
Message-ID: <57C5ACC0.90902@hisilicon.com>
Date: Tue, 30 Aug 2016 16:56:48 +0100
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Hi Guodong,

On 25/08/2016 04:00, Guodong Xu wrote:
> To support display in Debian on HiKey, cma heap is used to allocate
> graphic buffers. The default size of CMA is 16 MB which is not enough.
> 
> Increase the default CMA size to 128 MB.
> 
> cc: Fathi Boudra <fathi.boudra@linaro.org>
> cc: John Stultz <john.stultz@linaro.org>
> cc: Xinliang Liu <xinliang.liu@linaro.org>
> Signed-off-by: Guodong Xu <guodong.xu@linaro.org>
> Acked-by: Rob Herring <robh@kernel.org>
> ---

Series applied to the hisilicon dt branch.
Thanks!

Best Regards,
Wei

>  arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
> index 9e4e06a..dba3c13 100644
> --- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
> +++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
> @@ -57,8 +57,15 @@
>  			console-size	= <0x00020000>;
>  			ftrace-size	= <0x00020000>;
>  		};
> -	};
>  
> +		/* global autoconfigured region for contiguous allocations */
> +		linux,cma {
> +			compatible = "shared-dma-pool";
> +			reusable;
> +			size = <0x00000000 0x08000000>;
> +			linux,cma-default;
> +		};
> +	};
>  
>  	reboot-mode-syscon@5f01000 {
>  		compatible = "syscon", "simple-mfd";
>