linux-kernel - Re: [PATCH v3 2/3] drm/msm/dp: enhance debug info related to dp phy

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Message-ID: <CAE-0n50aJykz-PGiZQ1oxfpRHpFJK9Oo2rZ3VVX320Pcd5uM5A@mail.gmail.com>
Date:   Wed, 16 Feb 2022 15:45:29 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     Kuogee Hsieh <quic_khsieh@...cinc.com>, agross@...nel.org,
        airlied@...ux.ie, bjorn.andersson@...aro.org, daniel@...ll.ch,
        dmitry.baryshkov@...aro.org, dri-devel@...ts.freedesktop.org,
        robdclark@...il.com, sean@...rly.run, vkoul@...nel.org
Cc:     quic_abhinavk@...cinc.com, quic_aravindh@...cinc.com,
        quic_sbillaka@...cinc.com, freedreno@...ts.freedesktop.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/3] drm/msm/dp: enhance debug info related to dp phy

Quoting Kuogee Hsieh (2022-02-02 10:56:38)
> DP phy should be initialized and exited symmetrically to avoid
> clock being stucked at either on or off error. Add debug info
> to cover all DP phy to identify clock issues easily.
>
> Signed-off-by: Kuogee Hsieh <quic_khsieh@...cinc.com>
> ---

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