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Message-ID: <20230802185547.GC32500@pendragon.ideasonboard.com>
Date: Wed, 2 Aug 2023 21:55:47 +0300
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.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>,
Jonas Karlman <jonas@...boo.se>,
Jernej Skrabec <jernej.skrabec@...il.com>,
Andy Gross <agross@...nel.org>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
Simon Ser <contact@...rsion.fr>, Janne Grunau <j@...nau.net>,
Alex Deucher <alexander.deucher@....com>,
Christian König <christian.koenig@....com>,
"Pan, Xinhui" <Xinhui.Pan@....com>,
Harry Wentland <harry.wentland@....com>,
Leo Li <sunpeng.li@....com>,
Rodrigo Siqueira <Rodrigo.Siqueira@....com>,
Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
Maxime Ripard <mripard@...nel.org>,
Thomas Zimmermann <tzimmermann@...e.de>,
Jani Nikula <jani.nikula@...ux.intel.com>,
Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
Rodrigo Vivi <rodrigo.vivi@...el.com>,
Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org, intel-gfx@...ts.freedesktop.org
Subject: Re: [PATCH 3/4] drm/uapi: document the USB subconnector type
Hi Dmitry,
Thank you for the patch.
On Sat, Jul 29, 2023 at 03:49:12AM +0300, Dmitry Baryshkov wrote:
> To properly define the USB-C DP altmode connectors, add the USB
> subconnector type.
>
> Suggested-by: Simon Ser <contact@...rsion.fr>
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> ---
> drivers/gpu/drm/drm_connector.c | 1 +
> include/uapi/drm/drm_mode.h | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
> index a6066e4a5e9a..9e96b038f5d0 100644
> --- a/drivers/gpu/drm/drm_connector.c
> +++ b/drivers/gpu/drm/drm_connector.c
> @@ -1050,6 +1050,7 @@ static const struct drm_prop_enum_list drm_dp_subconnector_enum_list[] = {
> { DRM_MODE_SUBCONNECTOR_DisplayPort, "DP" }, /* DP */
> { DRM_MODE_SUBCONNECTOR_Wireless, "Wireless" }, /* DP */
> { DRM_MODE_SUBCONNECTOR_Native, "Native" }, /* DP */
> + { DRM_MODE_SUBCONNECTOR_USB, "USB" }, /* DP */
Should this be DRM_MODE_SUBCONNECTOR_USB_C and "USB-C", in case we get
another USB type later ?
> };
>
> DRM_ENUM_NAME_FN(drm_get_dp_subconnector_name,
> diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
> index 92d96a2b6763..0f74918b011c 100644
> --- a/include/uapi/drm/drm_mode.h
> +++ b/include/uapi/drm/drm_mode.h
> @@ -398,6 +398,7 @@ enum drm_mode_subconnector {
> DRM_MODE_SUBCONNECTOR_HDMIA = 11, /* DP */
> DRM_MODE_SUBCONNECTOR_Native = 15, /* DP */
> DRM_MODE_SUBCONNECTOR_Wireless = 18, /* DP */
> + DRM_MODE_SUBCONNECTOR_USB = 20, /* DP */
> };
>
> #define DRM_MODE_CONNECTOR_Unknown 0
--
Regards,
Laurent Pinchart
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