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References: <20220308184844.1121029-1-robdclark@gmail.com>
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From:   Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Date:   Wed, 9 Mar 2022 00:03:30 +0300
Message-ID: <CAA8EJpqzdXTMbFt4xT5t+nsr9Hgo4mUyfJRqx6obcVtxy-tPHQ@mail.gmail.com>
Subject: Re: [PATCH] drm/msm/gpu: Fix crash on devices without devfreq support (v2)
To:     Rob Clark <robdclark@gmail.com>
Cc:     dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org,
        linux-arm-msm@vger.kernel.org, Rob Clark <robdclark@chromium.org>,
        Linux Kernel Functional Testing <lkft@linaro.org>,
        Anders Roxell <anders.roxell@linaro.org>,
        Sean Paul <sean@poorly.run>,
        Abhinav Kumar <quic_abhinavk@quicinc.com>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        open list <linux-kernel@vger.kernel.org>
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On Tue, 8 Mar 2022 at 21:48, Rob Clark <robdclark@gmail.com> wrote:
>
> From: Rob Clark <robdclark@chromium.org>
>
> Avoid going down devfreq paths on devices where devfreq is not
> initialized.
>
> v2: Change has_devfreq() logic [Dmitry]
>
> Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
> Reported-by: Anders Roxell <anders.roxell@linaro.org>
> Signed-off-by: Rob Clark <robdclark@chromium.org>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

> ---
>  drivers/gpu/drm/msm/msm_gpu_devfreq.c | 30 ++++++++++++++++++++++-----
>  1 file changed, 25 insertions(+), 5 deletions(-)
>


-- 
With best wishes
Dmitry