From patchwork Fri Mar 8 08:50:21 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 99713 Received: from am.mirrors.kernel.org ([147.75.80.249]) by linuxtv.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1riVwU-0005SO-1f for patchwork@linuxtv.org; Fri, 08 Mar 2024 08:51:03 +0000 Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 6F2DD1F26C78 for ; Fri, 8 Mar 2024 08:51:00 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 49257524A8; Fri, 8 Mar 2024 08:50:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="STn0AhRw" X-Original-To: linux-media@vger.kernel.org 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 85FE023759 for ; Fri, 8 Mar 2024 08:50:49 +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=1709887851; cv=none; b=bv1alRetEggnqW01zBvxbvIo/WuM+J+bcXGEPzWMXEHgBRIxPgcU6fCPsvNY1EiOAOd0d9Bq/XQQ1mr8yj0x+EnDljt6Ly5FFXe4+m2WHGauZ92txdVbLbPi9vh9G+VrU76VKWDPDb3OxwrptsYsh/vyXuJIyhQNd3bImSXC8ZA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709887851; c=relaxed/simple; bh=0Y0Raa48Y6rYV+KwjDMUjjfNlg8JoT4Q9kbs8F7o/T8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qxzfgSnzCovQkIH+5NkzVF0t2Bauh61bSLWyiNY0AA/2meE0wLYhMN4npGuKlJkVjgcMLOAkN8afisJ0hUrfIitJx+fr3U1HYM4fizfxAxlY7xnKnqwXTum3uvv2tMtY33R+dsPZxEpwkSL5v4Gl0z0y9QCfAcK+r8rZANam2so= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (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=STn0AhRw; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Received: from localhost.localdomain (93-61-96-190.ip145.fastwebnet.it [93.61.96.190]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id E68F2EBA; Fri, 8 Mar 2024 09:50:25 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1709887826; bh=0Y0Raa48Y6rYV+KwjDMUjjfNlg8JoT4Q9kbs8F7o/T8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=STn0AhRw0xVuM2GKFUHdR9ci7Qa7JnutEmOkNbilfFCnomvqxpfni14z56FTZmwGX 9//feygWNp0qgH+ahlYDvKrcziZvcxGRJI4rwpH0pkNJeKv3akrj/Ou3j1wYiYB/mK AXs+YMnyb/wK2RWTGIZemQtU0XJ5uVZUf66RbyYY= From: Jacopo Mondi To: Linux Media Mailing List Cc: Jacopo Mondi , David Plowman , Naushir Patuck , Nick Hollinghurst , Dave Stevenson , Tomi Valkeinen , Laurent Pinchart , Kieran Bingham , Sakari Ailus , Hans Verkuil , Mauro Carvalho Chehab Subject: [PATCH v4 3/9] media: uapi: pixfmt-luma: Document MIPI CSI-2 packing Date: Fri, 8 Mar 2024 09:50:21 +0100 Message-ID: <20240308085028.44388-4-jacopo.mondi@ideasonboard.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240308085028.44388-1-jacopo.mondi@ideasonboard.com> References: <20240308085028.44388-1-jacopo.mondi@ideasonboard.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-LSpam-Score: -3.3 (---) X-LSpam-Report: No, score=-3.3 required=5.0 tests=ARC_SIGNED=0.001,ARC_VALID=-0.1,BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,DMARC_MISSING=0.001,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,RCVD_IN_DNSWL_LOW=-0.7,SPF_HELO_NONE=0.001,SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no The Y10P, Y12P and Y14P format variants are packed according to the RAW10, RAW12 and RAW14 formats as defined by the MIPI CSI-2 specification. Document it. Signed-off-by: Jacopo Mondi Reviewed-by: Laurent Pinchart Reviewed-by: Naushir Patuck --- Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst b/Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst index 3af6e3cb70c4..8e313aaeb693 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst @@ -209,3 +209,7 @@ are often referred to as greyscale formats. For Y012 and Y12 formats, Y012 places its data in the 12 high bits, with padding zeros in the 4 low bits, in contrast to the Y12 format, which has its padding located in the most significant bits of the 16 bit word. + + The 'P' variations of the Y10, Y12 and Y14 formats are packed according to + the RAW10, RAW12 and RAW14 packing scheme as defined by the MIPI CSI-2 + specification.