linux-kernel - Re: [RFC PATCH v1 07/12] soc: qcom: pmic_glink_altmode: report that this is a Type-C connector

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Message-ID: <c078ba24-df68-49f9-b38b-0ccbff493a25@linaro.org>
Date:   Mon, 4 Sep 2023 18:45:33 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Bjorn Andersson <andersson@...nel.org>
Cc:     David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
        Andrzej Hajda <andrzej.hajda@...el.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Robert Foss <rfoss@...nel.org>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Janne Grunau <j@...nau.net>, Simon Ser <contact@...rsion.fr>,
        Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        dri-devel@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        freedreno@...ts.freedesktop.org
Subject: Re: [RFC PATCH v1 07/12] soc: qcom: pmic_glink_altmode: report that
 this is a Type-C connector

On 04/09/2023 18:43, Bjorn Andersson wrote:
> On Mon, Sep 04, 2023 at 12:41:45AM +0300, Dmitry Baryshkov wrote:
>> Set the bridge's path property to point out that this connector is
>> wrapped into the Type-C port.
>>
>> We can not really identify the exact Type-C port because it is
>> registered separately, by another driver, which is not mandatory and the
>> corresponding device is not even present on some of platforms, like
>> sc8180x or sm8350. Thus we use the shortened version of the PATH, which
>> includes just the 'typec:' part.
> 
> How would a properly resolved path look like?

On RB5 it is 'typec:port0', as the USB-C port is registered as 
/sys/class/typec/port0

> 
> As with the other patch, I'm okay with this going through the USB tree.
> 
> Acked-by: Bjorn Andersson <andersson@...nel.org>
> 
> Regards,
> Bjorn

-- 
With best wishes
Dmitry