From nobody Thu Oct 2 11:49:08 2025 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7FE4A201266 for ; Thu, 18 Sep 2025 00:44:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758156256; cv=none; b=rDrbjGvigkYO7DdRvCl8wfAIfq3VyXsguxizBbjEL0GZ8MYB7mqhlFXRlxKDsql8Eh56MAb/zONeYQY5tdFnJ+i/GeSyom60l2BQf76sEYtgFJJGLcTkY80MVs2AIzwzk0HTpzVo64NInQJ1yxIw6JFv7c0N4mRUomHSzFLJZYI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758156256; c=relaxed/simple; bh=WeBpK0TxWxaeusuiKUrlNAYzpp+FgFTVHhts2upFjps=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=WkWLh5F0I5whiLg7eQbW6fh+BUy8Pz3P9+YWQsT1LrCZ3qEwqqYuEko7U+QgHzCPMjQc6zL5AO4Ouovy8ukxoFd5OAKBMLghbF+k3urDphXWJVMoagoakmoFYHTb2wJRfQcISSaBaYDg5zxuH/vkMPIXCsiJlOKQd5Iz1p0mG9k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=lIuTkLM9; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="lIuTkLM9" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1758156251; bh=WeBpK0TxWxaeusuiKUrlNAYzpp+FgFTVHhts2upFjps=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=lIuTkLM9h4309I4joczakTWTQLaED3cqpmDOnXz5rIorlBEmHAwvFJeckzMKZeyoV LCdVU+v3g8hrZ6MlhP1Ws3ysJMFx7KC9fCUztBEJ4SZnlksqyWWIHicorUFVkPEkav 9I0tEoR+oefSPewo1/iHOlsnfwBuM4b0z0v/8KTWFQ879wJB/Tpe/Z8Q64DTqtsoAV jjyxwWH5Dz/iO7mpiN1D/oSAFpeOUeJ4X9DQliQ6ybKoflrE+VfCVYBguplXL4t8O/ c+tZgV9bUC/s+RsvqV1h3hiA2Dgrh7wdTbfLiAnAqBBqumqa5aKiuP54hEKIHFJhG6 XB5q39QU79iUw== Received: from [127.0.1.1] (unknown [IPv6:2600:4041:5b1a:9400:62f0:406e:ac79:4a96]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: nfraprado) by bali.collaboradmins.com (Postfix) with ESMTPSA id A1FD317E0EB8; Thu, 18 Sep 2025 02:44:04 +0200 (CEST) From: =?utf-8?q?N=C3=ADcolas_F=2E_R=2E_A=2E_Prado?= Date: Wed, 17 Sep 2025 20:43:16 -0400 Subject: [PATCH RFC v2 07/20] drm/atomic: Pass post_blend_color_pipeline client cap to atomic check 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="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250917-mtk-post-blend-color-pipeline-v2-7-ac4471b44758@collabora.com> References: <20250917-mtk-post-blend-color-pipeline-v2-0-ac4471b44758@collabora.com> In-Reply-To: <20250917-mtk-post-blend-color-pipeline-v2-0-ac4471b44758@collabora.com> To: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Chun-Kuang Hu , Philipp Zabel , Matthias Brugger , AngeloGioacchino Del Regno , Haneen Mohammed , Melissa Wen Cc: Alex Hung , wayland-devel@lists.freedesktop.org, harry.wentland@amd.com, leo.liu@amd.com, ville.syrjala@linux.intel.com, pekka.paalanen@collabora.com, contact@emersion.fr, mwen@igalia.com, jadahl@redhat.com, sebastian.wick@redhat.com, shashank.sharma@amd.com, agoins@nvidia.com, joshua@froggi.es, mdaenzer@redhat.com, aleixpol@kde.org, xaver.hugl@gmail.com, victoria@system76.com, uma.shankar@intel.com, quic_naseer@quicinc.com, quic_cbraga@quicinc.com, quic_abhinavk@quicinc.com, marcan@marcan.st, Liviu.Dudau@arm.com, sashamcintosh@google.com, chaitanya.kumar.borah@intel.com, louis.chauvet@bootlin.com, mcanal@igalia.com, kernel@collabora.com, daniels@collabora.com, leandro.ribeiro@collabora.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, =?utf-8?q?N=C3=ADcolas_F=2E_R=2E_A=2E_Prado?= , Simona Vetter X-Mailer: b4 0.14.2 Pass the state of the post-blend color pipeline client cap to the atomic state so that drivers can rely on it to enable color pipeline functionality and ignore the deprecated color management CRTC properties. Signed-off-by: N=C3=ADcolas F. R. A. Prado Reviewed-by: Louis Chauvet --- drivers/gpu/drm/drm_atomic_uapi.c | 1 + include/drm/drm_atomic.h | 20 ++++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic= _uapi.c index f5125fa3fa28ff2a6ff07fd7cf07d4bdf77ab738..56a440a9390c7730c4c41b491f2= 9b933a2bbb889 100644 --- a/drivers/gpu/drm/drm_atomic_uapi.c +++ b/drivers/gpu/drm/drm_atomic_uapi.c @@ -1660,6 +1660,7 @@ int drm_mode_atomic_ioctl(struct drm_device *dev, state->acquire_ctx =3D &ctx; state->allow_modeset =3D !!(arg->flags & DRM_MODE_ATOMIC_ALLOW_MODESET); state->plane_color_pipeline =3D file_priv->plane_color_pipeline; + state->post_blend_color_pipeline =3D file_priv->post_blend_color_pipeline; =20 retry: copied_objs =3D 0; diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index 678708df9cdb90b4266127193a92183069f18688..8c42c584aefbf0034b2163d9053= 8e80099b0dadb 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -482,6 +482,26 @@ struct drm_atomic_state { */ bool plane_color_pipeline : 1; =20 + /** + * @post_blend_color_pipeline: + * + * Indicates whether this atomic state originated with a client that + * set the DRM_CLIENT_CAP_POST_BLEND_COLOR_PIPELINE. + * + * Drivers and helper functions should use this to ignore legacy + * properties that are incompatible with the drm_crtc COLOR_PIPELINE + * behavior, such as: + * + * - GAMMA_LUT + * - DEGAMMA_LUT + * - GAMMA_LUT_SIZE + * - CTM + * + * or any other driver-specific properties that might affect pixel + * values. + */ + bool post_blend_color_pipeline : 1; + /** * @colorops: * --=20 2.50.1