linux-kernel - Re: [PATCH v4 0/4] Fix ycbcr_420_allowed inconsistency for HDMI bridges

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Message-ID: <173676057962.1900740.810579627964292685.b4-ty@linaro.org>
Date: Mon, 13 Jan 2025 11:29:49 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: 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>,
	Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
Cc: kernel@...labora.com,
	dri-devel@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/4] Fix ycbcr_420_allowed inconsistency for HDMI bridges

On Tue, 24 Dec 2024 20:22:40 +0200, Cristian Ciocaltea wrote:
> Bridges with DRM_BRIDGE_OP_HDMI set in drm_bridge->ops are expected to
> rely on drm_bridge->supported_formats to advertise the supported
> colorspaces, including HDMI_COLORSPACE_YUV420.
> 
> However, when drm_bridge_connector gets initialised, only
> drm_bridge->ycbcr_420_allowed is considered in the process of adjusting
> the drm_connector->ycbcr_420_allowed, which effectively discards the
> formats advertised by the HDMI bridge.
> 
> [...]

Applied to drm-misc-fixes, thanks!

[1/4] drm/bridge: Prioritize supported_formats over ycbcr_420_allowed
      commit: d102ac39fbe181a6f0c9e98bc26bd94018657808
[2/4] drm/bridge-connector: Sync supported_formats with computed ycbcr_420_allowed
      commit: 1bd1562d3522f7a846dad795359c31b371e6303b
[3/4] drm/connector: hdmi: Validate supported_formats matches ycbcr_420_allowed
      commit: f2f96619590f944f74f3c2b0b57a6dcc5d13cd9f
[4/4] drm/tests: connector: Add ycbcr_420_allowed tests
      commit: 93801b8c2d18546fdf807c8e3075e6df93960446

Best regards,
-- 
With best wishes
Dmitry