linux-kernel - Re: [PATCH] drm/msm/dp: Initialize the INTF

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Message-ID: <CAE-0n50iOP5K8Q79ShmLowWErxMFRdYZRg=hDszYn8O4OJaz6A@mail.gmail.com>
Date:   Thu, 22 Jul 2021 20:16:45 +0000
From:   Stephen Boyd <swboyd@...omium.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...ux.ie>,
        Kuogee Hsieh <khsieh@...eaurora.org>,
        Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>
Cc:     Abhinav Kumar <abhinavk@...eaurora.org>,
        Tanmay Shah <tanmay@...eaurora.org>,
        Chandan Uddaraju <chandanu@...eaurora.org>,
        Guenter Roeck <groeck@...omium.org>,
        Vara Reddy <varar@...eaurora.org>,
        linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/msm/dp: Initialize the INTF_CONFIG register

Quoting Bjorn Andersson (2021-07-21 19:44:34)
> Some bootloaders set the widebus enable bit in the INTF_CONFIG register,
> but configuration of widebus isn't yet supported ensure that the
> register has a known value, with widebus disabled.
>
> Fixes: c943b4948b58 ("drm/msm/dp: add displayPort driver support")
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@...omium.org>