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From:   Stephen Boyd <swboyd@chromium.org>
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Date:   Tue, 10 Oct 2023 19:19:18 +0000
Message-ID: <CAE-0n50GR2YXpZVANQEns4W5TEFoR7n80PFuoyMOs8vo=MDkgw@mail.gmail.com>
Subject: Re: [PATCH v7 0/7] incorporate pm runtime framework and eDP clean up
To:     Kuogee Hsieh <quic_khsieh@quicinc.com>, agross@kernel.org,
        airlied@gmail.com, andersson@kernel.org, daniel@ffwll.ch,
        dianders@chromium.org, dmitry.baryshkov@linaro.org,
        dri-devel@lists.freedesktop.org, robdclark@gmail.com,
        sean@poorly.run, vkoul@kernel.org
Cc:     quic_abhinavk@quicinc.com, quic_jesszhan@quicinc.com,
        quic_sbillaka@quicinc.com, marijn.suijten@somainline.org,
        freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org,
        linux-kernel@vger.kernel.org
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Quoting Kuogee Hsieh (2023-10-06 15:55:03)
> The purpose of this patch series is to incorporate pm runtime framework
> into MSM eDP/DP driver so that eDP panel can be detected by DRM eDP panel
> driver during system probe time. During incorporating procedure, original
> customized pm realted fucntions, such as dp_pm_prepare(), dp_pm_suspend(),
> dp_pm_resume() and dp_pm_prepare(), are removed and replaced with functions
> provided by pm runtiem framework such as pm_runtime_force_suspend() and
> pm_runtime_force_resume(). In addition, both eDP aux-bus and irq handler
> are bound at system probe time too.
>
> Kuogee Hsieh (7):
>   drm/msm/dp: tie dp_display_irq_handler() with dp driver
>   drm/msm/dp: rename is_connected with link_ready
>   drm/msm/dp: use drm_bridge_hpd_notify() to report HPD status changes
>   drm/msm/dp: move parser->parse() and dp_power_client_init() to probe
>   drm/msm/dp: incorporate pm_runtime framework into DP driver
>   drm/msm/dp: delete EV_HPD_INIT_SETUP
>   drm/msm/dp: move of_dp_aux_populate_bus() to eDP probe()
>
>  drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c |   4 -
>  drivers/gpu/drm/msm/dp/dp_aux.c         |  39 +++-
>  drivers/gpu/drm/msm/dp/dp_display.c     | 333 ++++++++++++--------------------

Tested-by: Stephen Boyd <swboyd@chromium.org> # Trogdor.Lazor

I ran some suspend cycles too with the lid open and closed.