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Message-ID: <CACRpkdaa=1LsyESZenDWv91mTX4H_AhwzGnSO2b9v8zXRMAvzw@mail.gmail.com>
Date:   Wed, 9 Jun 2021 13:07:29 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Douglas Anderson <dianders@...omium.org>
Cc:     Andrzej Hajda <a.hajda@...sung.com>,
        Neil Armstrong <narmstrong@...libre.com>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Sam Ravnborg <sam@...nborg.org>,
        Rob Clark <robdclark@...omium.org>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Stanislav Lisovskiy <stanislav.lisovskiy@...el.com>,
        Steev Klimaszewski <steev@...i.org>,
        MSM <linux-arm-msm@...r.kernel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Thierry Reding <treding@...dia.com>,
        Lyude Paul <lyude@...hat.com>,
        "open list:DRM PANEL DRIVERS" <dri-devel@...ts.freedesktop.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...ux.ie>,
        Thierry Reding <thierry.reding@...il.com>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v9 06/11] drm/panel: panel-simple: Stash DP AUX bus; allow
 using it for DDC

On Mon, Jun 7, 2021 at 7:06 PM Douglas Anderson <dianders@...omium.org> wrote:

> If panel-simple is instantiated as a DP AUX bus endpoint then we have
> access to the DP AUX bus. Let's stash it in the panel-simple
> structure, leaving it NULL for the cases where the panel is
> instantiated in other ways.
>
> If we happen to have access to the DP AUX bus and we weren't provided
> the ddc-i2c-bus in some other manner, let's use the DP AUX bus for it.
>
> Signed-off-by: Douglas Anderson <dianders@...omium.org>
> Reviewed-by: Lyude Paul <lyude@...hat.com>

Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij

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