linux-kernel - Re: [PATCH v10 0/9] Register Type-C mode-switch in DP bridge endpoints

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Message-ID: <CAEXTbpeFJ-DuxuDk=QbC-hh+KayNY8rpEi7Q6zPge6PRhxkO0w@mail.gmail.com>
Date:   Thu, 12 Jan 2023 13:07:54 +0800
From:   Pin-yen Lin <treapking@...omium.org>
To:     Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc:     Andrzej Hajda <andrzej.hajda@...el.com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Robert Foss <robert.foss@...aro.org>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        Jonas Karlman <jonas@...boo.se>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Daniel Scally <djrscally@...il.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        Prashant Malani <pmalani@...omium.org>,
        Benson Leung <bleung@...omium.org>,
        Guenter Roeck <groeck@...omium.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Nícolas F . R . A . Prado 
        <nfraprado@...labora.com>, Marek Vasut <marex@...x.de>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        Javier Martinez Canillas <javierm@...hat.com>,
        Lyude Paul <lyude@...hat.com>, chrome-platform@...ts.linux.dev,
        Xin Ji <xji@...logixsemi.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        linux-kernel@...r.kernel.org, Allen Chen <allen.chen@....com.tw>,
        linux-acpi@...r.kernel.org, Hsin-Yi Wang <hsinyi@...omium.org>,
        Douglas Anderson <dianders@...omium.org>,
        Imre Deak <imre.deak@...el.com>,
        Jani Nikula <jani.nikula@...el.com>,
        José Expósito <jose.exposito89@...il.com>,
        Kees Cook <keescook@...omium.org>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Ville Syrjälä <ville.syrjala@...ux.intel.com>,
        shaomin Deng <dengshaomin@...rlc.com>
Subject: Re: [PATCH v10 0/9] Register Type-C mode-switch in DP bridge endpoints

Hi Dmitry,

On Thu, Jan 12, 2023 at 12:34 PM Dmitry Baryshkov
<dmitry.baryshkov@...aro.org> wrote:
>
> On 12/01/2023 06:20, Pin-yen Lin wrote:
> >
> > This series introduces bindings for anx7625/it6505 to register Type-C
> > mode-switch in their output endpoints, and use data-lanes property to
> > describe the pin connections.
>
> Please cc everybody on all patches. Having received just a single patch
> made me spend time on having to look them up on lore.

Sorry about that. I'll prevent that in the future series.

>
> >
> > The first two patch modifies fwnode_graph_devcon_matches and
> > cros_typec_init_ports to enable the registration of the switches.
> >
> > Patch 4~6 introduce the bindings for anx7625 and the corresponding driver
> > modifications.
> >
> > Patch 7~9 add similar bindings and driver changes for it6505.
> >
> > v9: https://lore.kernel.org/all/20230109084101.265664-1-treapking@chromium.org/
> > v8: https://lore.kernel.org/all/20230107102231.23682-1-treapking@chromium.org/
> > v7: https://lore.kernel.org/all/20230105132457.4125372-1-treapking@chromium.org/
> > v6: https://lore.kernel.org/all/20221124102056.393220-1-treapking@chromium.org/
> > v5: https://lore.kernel.org/linux-usb/20220622173605.1168416-1-pmalani@chromium.org/
> >
> > Changes in v10:
> > - Collected Reviewed-by and Tested-by tags
> > - Replaced "void *" with "typec_mux_set_fn_t" for mux_set callbacks
> > - Print out the node name when errors on parsing DT
> > - Use dev_dbg instead of dev_warn when no Type-C switch nodes available
> > - Made the return path of drm_dp_register_mode_switch clearer
> > - Added a TODO for implementing orientation switch for anx7625
> > - Updated the commit message for the absence of orientation switch
> > - Fixed typo in the commit message
> >
> > Changes in v9:
> > - Collected Reviewed-by tag
> > - Fixed subject prefix again
> > - Changed the naming of the example node for it6505
> >
> > Changes in v8:
> > - Fixed the build issue when CONFIG_TYPEC=m
> > - Fixed some style issues
> > - Fixed the subject prefixes for the bindings patch
> > - Fixed the bindings for data-lanes properties
> >
> > Changes in v7:
> > - Fix the long comment lines
> > - Extracted the common codes to a helper function
> > - Fixed style issues in anx7625 driver
> > - Removed DT property validation in anx7625 driver.
> > - Fixed style issues in it6505 driver
> > - Removed the redundant sleep in it6505 driver
> > - Removed DT property validation in it6505 driver
> > - Rebased to drm-misc-next
> > - Fixed indentations in bindings patches
> > - Added a new patch to fix indentations in Kconfig
> >
> > Changes in v6:
> > - Changed it6505_typec_mux_set callback function to accommodate with
> >    the latest drm-misc patches
> > - Changed the driver implementation to accommodate with the new binding
> > - Dropped typec-switch binding and use endpoints and data-lanes properties
> >    to describe the pin connections
> > - Added new patches (patch 1,2,4) to fix probing issues
> > - Changed the bindings of it6505/anx7625 and modified the drivers
> >    accordingly
> > - Merged it6505/anx7625 driver changes into a single patch
> >
> > Pin-yen Lin (7):
> >    drm/display: Add Type-C switch helpers
> >    dt-bindings: display: bridge: anx7625: Add mode-switch support
> >    drm/bridge: anx7625: Check for Type-C during panel registration
> >    drm/bridge: anx7625: Register Type C mode switches
> >    dt-bindings: display: bridge: it6505: Add mode-switch support
> >    drm/bridge: it6505: Fix Kconfig indentation
> >    drm/bridge: it6505: Register Type C mode switches
> >
> > Prashant Malani (2):
> >    device property: Add remote endpoint to devcon matcher
> >    platform/chrome: cros_ec_typec: Purge blocking switch devlinks
> >
> >   .../display/bridge/analogix,anx7625.yaml      |  99 ++++++++++++-
> >   .../bindings/display/bridge/ite,it6505.yaml   |  93 ++++++++++--
> >   drivers/base/property.c                       |  15 ++
> >   drivers/gpu/drm/bridge/Kconfig                |  21 +--
> >   drivers/gpu/drm/bridge/analogix/Kconfig       |   1 +
> >   drivers/gpu/drm/bridge/analogix/anx7625.c     | 105 +++++++++++++-
> >   drivers/gpu/drm/bridge/analogix/anx7625.h     |  13 ++
> >   drivers/gpu/drm/bridge/ite-it6505.c           | 119 +++++++++++++++-
> >   drivers/gpu/drm/display/drm_dp_helper.c       | 134 ++++++++++++++++++
> >   drivers/platform/chrome/cros_ec_typec.c       |  10 ++
> >   include/drm/display/drm_dp_helper.h           |  17 +++
> >   11 files changed, 598 insertions(+), 29 deletions(-)
> >
>
> --
> With best wishes
> Dmitry
>

Thanks and regards,
Pin-yen