linux-kernel - Re: [PATCH v2] drm/bridge: ite-it6263: Support HDMI vendor specific infoframe

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Message-ID: <3ll7uxguykwufscftok7kxexfx7w33me5py4qejup2r6jsymxu@37jycbpwodng>
Date: Mon, 8 Sep 2025 12:48:03 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Liu Ying <victor.liu@....com>
Cc: 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>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Dmitry Baryshkov <lumag@...nel.org>, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] drm/bridge: ite-it6263: Support HDMI vendor specific
 infoframe

On Mon, Sep 08, 2025 at 02:05:48PM +0800, Liu Ying wrote:
> IT6263 supports HDMI vendor specific infoframe.  The infoframe header
> and payload are configurable via NULL packet registers.  The infoframe
> is enabled and disabled via PKT_NULL_CTRL register.  Add the HDMI vendor
> specific infoframe support.
> 
> Signed-off-by: Liu Ying <victor.liu@....com>
> ---
> Changes in v2:
> - Drop zeroing out all NULL packet registers.  (Dmitry)
> - Drop no longer used HDMI_PKT_HB_PB_CHUNK_SIZE macro.
> - Link to v1: https://lore.kernel.org/r/20250904-it6263-vendor-specific-infoframe-v1-1-6efe6545b634@nxp.com
> ---
>  drivers/gpu/drm/bridge/ite-it6263.c | 64 +++++++++++++++++++++++++------------
>  1 file changed, 44 insertions(+), 20 deletions(-)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>


-- 
With best wishes
Dmitry