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Date:   Wed, 17 May 2023 11:11:19 +0530
From:   Manivannan Sadhasivam <mani@kernel.org>
To:     Bartosz Golaszewski <brgl@bgdev.pl>
Cc:     Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Vinod Koul <vkoul@kernel.org>,
        Kishon Vijay Abraham I <kishon@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Manivannan Sadhasivam <mani@kernel.org>,
        Alim Akhtar <alim.akhtar@samsung.com>,
        Avri Altman <avri.altman@wdc.com>,
        Bart Van Assche <bvanassche@acm.org>,
        linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-scsi@vger.kernel.org,
        Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Subject: Re: [PATCH] arm64: dts: qcom: sa8775p: mark the UFS controller as
 dma-coherent
Message-ID: <20230517054119.GG4868@thinkpad>
References: <20230515121908.303432-1-brgl@bgdev.pl>
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On Mon, May 15, 2023 at 02:19:08PM +0200, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
> 
> The UFS is cache coherent, so mark it as such in the dtsi.

UFS controller

> 
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Suggested-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>

- Mani

> ---
>  arch/arm64/boot/dts/qcom/sa8775p.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> index c5e2e3256bc4..c0717dac100c 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
> @@ -605,6 +605,7 @@ ufs_mem_hc: ufs@1d84000 {
>  			power-domains = <&gcc UFS_PHY_GDSC>;
>  			required-opps = <&rpmhpd_opp_nom>;
>  			iommus = <&apps_smmu 0x100 0x0>;
> +			dma-coherent;
>  			clocks = <&gcc GCC_UFS_PHY_AXI_CLK>,
>  				 <&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>,
>  				 <&gcc GCC_UFS_PHY_AHB_CLK>,
> -- 
> 2.39.2
> 

-- 
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