From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail11.truemail.it (mail11.truemail.it [217.194.8.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 71BB6230270 for ; Fri, 19 Dec 2025 10:34:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.194.8.81 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766140464; cv=none; b=pUrwmM5vVRV2/6mr4uBecTyj1ybqX8Coa1wdK70jE7ZqoWoFfkpAJKTJZP1oBs/INJVqe8/JAW5GPVQdqPcjHC/TWbjEw/YbXVEfK9FMbHK3sMxDfAYFZSYhL5JOfOUxwz/RJZutiap0TrMR/7CHEBwWQy+x/UFPdmlt2yEVOvo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766140464; c=relaxed/simple; bh=NvKCLdLofc5k2tifwM+ucSja6CKeoYE6QBhj5qNAWTQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=PAnT6lrWX3LpQ42B6BwhFJ9TgpzvmS8vN/GiJ4i3PnQ/tOD7lP2FbU/1A/gAQmVTZRojARu7Iq0Mr8eeuu7xmbE3FJrLEhm3HhrS4dFGPY1bkphxDVg1a2rPmIasvRhsrwzjBLNf0mWbsCJqlHO+yv7SMIGpAxeLJXj7iYd2ZIg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=dolcini.it; spf=pass smtp.mailfrom=dolcini.it; dkim=pass (2048-bit key) header.d=dolcini.it header.i=@dolcini.it header.b=yf4CGYBo; arc=none smtp.client-ip=217.194.8.81 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=dolcini.it Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=dolcini.it Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=dolcini.it header.i=@dolcini.it header.b="yf4CGYBo" Received: from francesco-nb (93-49-2-63.ip317.fastwebnet.it [93.49.2.63]) by mail11.truemail.it (Postfix) with ESMTPA id 109171FA97; Fri, 19 Dec 2025 11:34:20 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dolcini.it; s=default; t=1766140460; bh=v0rOq6SCml3Hhxi9nnTXl4OqGtNAqRV5qfHLK8f7/i4=; h=From:To:Subject; b=yf4CGYBoS1un3S0p7hyGm2pW878h36/4qVeFERlMY6h/GHrG6CSoGAoSgxHZVJApq 2bEAoRetiQCexrtvevCYJPSrCsYA++0hG3Ix/SNmRj0qc65KL/ODGU39xx4VG7dk3W c+z5ST+haPfNfe5DyRN75YH/9Ze2BfbRI3PrxtjlZkQgOt7QyK/9N6jWLXssLovk7J nlxwgaIi1IbrJmdBePHHgOnCMlMcSXtPSvgg2/zg/wnHNrKOKlDcj0SV54vNRtJnUz T39KJdVJCkPp3ZopDRPVlmWdjHBY/9PI1+hGYkqQpqA2TRZdY3FcA2o5AR4CgYUMrM HubpuvS21jVmg== Date: Fri, 19 Dec 2025 11:34:18 +0100 From: Francesco Dolcini To: Tomi Valkeinen Cc: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Parth Pancholi , Francesco Dolcini , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Dmitry Osipenko Subject: Re: [PATCH 4/7] drm/bridge: tc358768: Support non-continuous clock Message-ID: <20251219103418.GD39796@francesco-nb> References: <20251021-tc358768-v1-0-d590dc6a1a0c@ideasonboard.com> <20251021-tc358768-v1-4-d590dc6a1a0c@ideasonboard.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251021-tc358768-v1-4-d590dc6a1a0c@ideasonboard.com> 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 > Cc: Dmitry Osipenko Reviewed-by: Francesco Dolcini