linux-kernel - Re: [PATCH 1/2] dt-bindings: soc: qcom: Provide option to disable DMA

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Message-ID: <CAL_JsqKB1hyJKM6S9cbNptq9kysa4_mgxaby7WmQHMW6d8KX3w@mail.gmail.com>
Date:   Thu, 5 Sep 2019 09:04:34 +0100
From:   Rob Herring <robh+dt@...nel.org>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Alok Chauhan <alokc@...eaurora.org>,
        Andy Gross <agross@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Linux I2C <linux-i2c@...r.kernel.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        devicetree@...r.kernel.org, Wolfram Sang <wsa@...-dreams.de>,
        Vinod <vkoul@...nel.org>,
        "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] dt-bindings: soc: qcom: Provide option to disable DMA

On Thu, Sep 5, 2019 at 8:52 AM Lee Jones <lee.jones@...aro.org> wrote:
>
> Used when DMA is not available or the best option.
>
> Signed-off-by: Lee Jones <lee.jones@...aro.org>
> Reviewed-by: Vinod Koul <vkoul@...nel.org>
> ---
>  Documentation/devicetree/bindings/soc/qcom/qcom,geni-se.txt | 1 +
>  1 file changed, 1 insertion(+)

If it was me, I'd just turn off DMA. DMA for typical I2C usage seems
kind of pointless. However:

Acked-by: Rob Herring <robh@...nel.org>