From nobody Fri Apr 3 01:24:24 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 2CE883D9DC1 for ; Wed, 25 Mar 2026 14:01:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774447321; cv=none; b=rvq9COqBluJHoRfmKOmcM2P5G+t+W7wVR7TwzAWKS8s/LIUXQlrPnSSZl3XLgf8vK3+PVB7ehTvItD7bYQId7vR/SJk+aCsF/OFP74pWCMbwuadbMrByRdaEbOBDW1ar0+BfPMka46j+Oi+QZ+KhEKZ+p7BhTZtDrjcjaJTA70g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774447321; c=relaxed/simple; bh=lwV/vCcBkghaLz3kUGTN+aDbnk+UmKt+QGgNcRB+7Ks=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=iX3pLA5GPuAV7CQ/KVnyVJ2fWVqRUt9WLaux8u6rmJjJU7WhkgNXKh/kuGYW2HuVMXV3Jv+ye55kQTBw0HAbdBArhTm885AVvBstuVHlFU2YdED5VNOaIDcRVbVSbxRMkNZ9/oDvsbcRm3HOU6deBpG/miNHRTy7dklWl76sRiU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=Udi/3crR; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="Udi/3crR" Received: from [127.0.1.1] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id E7CED1992; Wed, 25 Mar 2026 15:00:34 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1774447235; bh=lwV/vCcBkghaLz3kUGTN+aDbnk+UmKt+QGgNcRB+7Ks=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Udi/3crRbeXoqYwNwMXLXbCDkwruP13ri5nnwd4efsT3HLsEzIc/Zqf6fkpgX8TJf tOR28IfydyoFZ8wngsjp2r3mUNrtnta3IR4BWkBV/t2UwMbjsZX67QjCPiNS6YInHW NxS16m+ZSK3pkxWX34J53a+XxOHTsodA0oIjk58U= From: Tomi Valkeinen Date: Wed, 25 Mar 2026 16:01:25 +0200 Subject: [PATCH v9 02/11] drm/fourcc: Add DRM_FORMAT_XV20 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: <20260325-xilinx-formats-v9-2-d03b7e3752e4@ideasonboard.com> References: <20260325-xilinx-formats-v9-0-d03b7e3752e4@ideasonboard.com> In-Reply-To: <20260325-xilinx-formats-v9-0-d03b7e3752e4@ideasonboard.com> To: Vishal Sagar , Anatoliy Klymenko , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Laurent Pinchart , Michal Simek , Simon Ser Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Geert Uytterhoeven , Dmitry Baryshkov , Pekka Paalanen , Tomi Valkeinen , Dmitry Baryshkov X-Mailer: b4 0.15-dev-c25d1 X-Developer-Signature: v=1; a=openpgp-sha256; l=2014; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=lwV/vCcBkghaLz3kUGTN+aDbnk+UmKt+QGgNcRB+7Ks=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBpw+rKinDGszZVv54e5pD6eOJMLsufq5UDYm7kM QywQ1kLJNeJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCacPqygAKCRD6PaqMvJYe 9S+hD/0Q0rMG6YgbOaKEAJq1042AaXM6SJwI5z7/kuX4s5927BKGI04uekbSieA2muLCihGorqn eFTNO0FzPgzsMx88MjECZsTh/ZYiA59VzOfa08TFI+m303VBAoOZKoibE9BPTcsa7jWb7Qhl/oE /N18RGNyv9oiJeEyFLt6Wg+B14N9HhY2umDYehEOOZnNN8/PKeqNt/LjtBpbD+mUXFgsEkl48S6 ZDq9GmV5QPfAq0pHqPuZkodnFIgzj+Nr7M+MkY3WTYtoX9ww0lDWB+TjVIvDxJD8b0ViC6BuYbB m9q+sI3eoQGBLsq6gfk9UrC7+3SlvU082nYWM9lp57DM/hlHyrwJkZw3GECpmrAsJ8UJLSjfZ32 vQ9c/OLU+ydQuoBWahU1VdZnWp8qNWxY7iV1LHae/ap+AhJJSmiv97BLRlNhbS3iuDVCMiCaMeY IYH8O75RRfvAfG3TeMWM7WJLDI0H+MydGU4DTeG/gW8Gk+7oLA3GG3pnMvC2tsfgkte7hlWGKaB PuHGJe4gINytkyagMEHHWc0tGEVuqD5I3tMqdTw2tUpwAGwkUp7FB2bIHHRuUSsmOQDqlJD/dGx MVG+ZASWJHQ1lVq/ehlXteeYOSgt90g4r0oihmozWxkIERglp/lbBbXcILw0gv/6kQBQWmwCLOI LlxAb40NW44r5pA== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 Add a new pixel format, DRM_FORMAT_XV20 ("XV20") XV20 is 2 plane 10 bit per component YCbCr 2x1 subsampled format. XV20 is similar to the already existing P030 format, which is 2x2 subsampled. Reviewed-by: Dmitry Baryshkov Reviewed-by: Vishal Sagar Reviewed-by: Laurent Pinchart Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/drm_fourcc.c | 3 +++ include/uapi/drm/drm_fourcc.h | 7 +++++++ 2 files changed, 10 insertions(+) diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index e662aea9d105..4fd37226b647 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -381,6 +381,9 @@ const struct drm_format_info *__drm_format_info(u32 for= mat) { .format =3D DRM_FORMAT_S416, .depth =3D 0, .num_planes =3D= 3, .char_per_block =3D { 2, 2, 2 }, .block_w =3D { 1, 1, 1 }, .block_h = =3D { 1, 1, 1 }, .hsub =3D 1, .vsub =3D 1, .is_yuv =3D true}, + { .format =3D DRM_FORMAT_XV20, .depth =3D 0, .num_planes =3D 2, + .char_per_block =3D { 4, 8, 0 }, .block_w =3D { 3, 3, 0 }, .block_h = =3D { 1, 1, 0 }, + .hsub =3D 2, .vsub =3D 1, .is_yuv =3D true }, }; =20 unsigned int i; diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index c89aede3cb12..10cc13bdb495 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -322,6 +322,13 @@ extern "C" { #define DRM_FORMAT_RGB565_A8 fourcc_code('R', '5', 'A', '8') #define DRM_FORMAT_BGR565_A8 fourcc_code('B', '5', 'A', '8') =20 +/* + * 2 plane 10 bit per component YCrCb + * index 0 =3D Y plane, [31:0] x:Y2:Y1:Y0 2:10:10:10 little endian + * index 1 =3D Cb:Cr plane, [63:0] x:Cr2:Cb2:Cr1:x:Cb1:Cr0:Cb0 2:10:10:10:= 2:10:10:10 little endian + */ +#define DRM_FORMAT_XV20 fourcc_code('X', 'V', '2', '0') /* 2x1 subsampled= Cr:Cb plane 2:10:10:10 */ + /* * 2 plane YCbCr * index 0 =3D Y plane, [7:0] Y --=20 2.43.0