linux-kernel - Re: [PATCH 4/7] drm/bridge: tc358768: Support non-continuous clock

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Message-ID: <20251219103418.GD39796@francesco-nb>
Date: Fri, 19 Dec 2025 11:34:18 +0100
From: Francesco Dolcini <francesco@...cini.it>
To: Tomi Valkeinen <tomi.valkeinen@...asonboard.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>,
	Parth Pancholi <parth.pancholi@...adex.com>,
	Francesco Dolcini <francesco.dolcini@...adex.com>,
	dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
	Dmitry Osipenko <digetx@...il.com>
Subject: Re: [PATCH 4/7] drm/bridge: tc358768: Support non-continuous clock

On Tue, Oct 21, 2025 at 04:23:00PM +0300, Tomi Valkeinen wrote:
> The driver prints a warning if MIPI_DSI_CLOCK_NON_CONTINUOUS is set, and
> falls back to continuous clock mode. This was added in commit
> fbc5a90e82c1 ("drm/bridge: tc358768: Disable non-continuous clock mode").
> 
> However, there have been multiple changes to the driver since then, and
> at least in my setup, non-continuous clock mode works: I can see an
> image on the panel, and I can see the clock lanes being non-continuous
> with an oscilloscope.
> 
> So, let's enable MIPI_DSI_CLOCK_NON_CONTINUOUS support.
> 
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@...asonboard.com>
> Cc: Dmitry Osipenko <digetx@...il.com>

Reviewed-by: Francesco Dolcini <francesco.dolcini@...adex.com>