linux-kernel - Re: (subset) [PATCH v11 00/14] drm/bridge: cdns-dsi: Fix the color-shift issue

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Message-ID: <174335361171.2556605.12634785416741695829.b4-ty@oss.qualcomm.com>
Date: Sun, 30 Mar 2025 19:55:11 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Tomi Valkeinen <tomi.valkeinen@...asonboard.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        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>,
        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>,
        Aradhya Bhatia <aradhya.bhatia@...ux.dev>
Cc: Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
        Devarsh Thakkar <devarsht@...com>, Praneeth Bajjuri <praneeth@...com>,
        Udit Kumar <u-kumar1@...com>, Jayesh Choudhary <j-choudhary@...com>,
        Alexander Sverdlin <alexander.sverdlin@...mens.com>,
        Dominik Haller <d.haller@...tec.de>,
        DRI Development List <dri-devel@...ts.freedesktop.org>,
        Linux Kernel List <linux-kernel@...r.kernel.org>
Subject: Re: (subset) [PATCH v11 00/14] drm/bridge: cdns-dsi: Fix the color-shift issue

On Sat, 29 Mar 2025 17:09:11 +0530, Aradhya Bhatia wrote:
> This series provides some crucial fixes and improvements for the Cadence's DSI
> TX (cdns-dsi) controller found commonly in Texas Instruments' J7 family of SoCs,
> as well as in Sitara AM62P and AM62L SoCs.
> 
> Along with that, this series aims to fix the color-shift issue that has been
> going on with the DSI controller. This controller requires to be enabled before
> the previous entity enables its stream[0]. It's a strict requirement which, if
> not followed, causes the colors to "shift" on the display. The fix happens in
> 2 steps.
> 
> [...]

Applied to drm-misc-next, thanks!

[01/14] drm/bridge: cdns-dsi: Fix connecting to next bridge
        commit: 688eb4d465484bc2a3471a6a6f06f833b58c7867
[02/14] drm/bridge: cdns-dsi: Fix phy de-init and flag it so
        commit: fd2611c13f69cbbc6b81d9fc7502abf4f7031d21
[03/14] drm/bridge: cdns-dsi: Fix the clock variable for mode_valid()
        commit: 132bdcec399be6ae947582249a134b38cf56731c
[04/14] drm/bridge: cdns-dsi: Check return value when getting default PHY config
        commit: c6a7ef0d4856b9629df390e9935d7fd67fe39f81
[05/14] drm/bridge: cdns-dsi: Wait for Clk and Data Lanes to be ready
        commit: 47c03e6660e96cbba0239125b1d4a9db3c724b1d
[06/14] drm/bridge: cdns-dsi: Move to devm_drm_of_get_bridge()
        commit: 7ad8b3441b8ebfc56b439a28328f78c755bbef29
[07/14] drm/mipi-dsi: Add helper to find input format
        commit: e83967c355d6194c906e7bb3f1c72cb002e14c9d
[08/14] drm/bridge: cdns-dsi: Add input format negotiation
        commit: bc36ee983fb34962a407c06196cc7874bf408146
[09/14] drm/bridge: cdns-dsi: Move DSI mode check to _atomic_check()
        commit: a53d987756eab40678f241d7cd0eb7e1ca42bba7

I have applied only cdns-dsi specific patches. I think that generic framework
changes should get a review from somebody closer to a core, with better view of
possible consequences.

Best regards,
-- 
With best wishes
Dmitry