From patchwork Tue Apr 16 19:33:09 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 13632486 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) (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 211F8139CF4 for ; Tue, 16 Apr 2024 19:34:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.15 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713296059; cv=none; b=nmAeElHfNptBhcUCGyEHTGG0DxVrwDyESrHAd/YR4pXsDhI2YrDXu9vbolVSm8kPwuVrTX+KmDpl+666/riDwRRiw1q7w8hqEIuIH+hXc6FLwnPk77p+78612raFQcQtyV5xEWQEjJMgrYiBgXIrjPh5RUo2BzUXjKYsnPctKVY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713296059; c=relaxed/simple; bh=0El9SnbozgnjdR4/omqd9AoBKLjopdpOuHyz10wpJJc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=RKVnC2hpS7XbMSQNc0z6uRPwyyciZrMSY5pBLGxy7pPWrhBAipnOXJjAut5+kIrraQmY3VoX3ynIwKuXEoaJycaFdX7EQS82nqpUeMkjimHKx/akLNYO9WFPhlq9BVOHUKgKfxFIwniIiemF9FJA7H2ZLf4q9kyvN/yBXM/UShQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=FnIn3rxN; arc=none smtp.client-ip=192.198.163.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="FnIn3rxN" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1713296058; x=1744832058; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=0El9SnbozgnjdR4/omqd9AoBKLjopdpOuHyz10wpJJc=; b=FnIn3rxNMpsybY5BkzWMihYkK3DzbYz+ZRqlSQl+e9Th1ljdT9Io4bv7 M5knf/qT3cn8vXB8CXPdasPtXS5Q7AmcKY7stFy2LiiWIbSUIf26vu2bR QUG6+L9TEnpIkzpyFvJvNF9DKQSo6ycUon/tVUqkZuEs8oQ++Lz0bPF0W cIWfW01wHH0SRzxaMAuutB1QAVYR78P0U5ci3tY02vj5CN3iSaPUyYArO aDDYMFxmVvTuUs2eLUwWbBrXzbDOmRtEi+ebLK9eSnvuHTdFbdRc8nE/U 9JKDL86whaaXOuTBOiARR5NxLvdUtRscegEfinLXInCB5t7GTyf7j3FCm g==; X-CSE-ConnectionGUID: 8pgyWGr7Qn2c2nMNJFtFKA== X-CSE-MsgGUID: mQwKuccyT5aVQLA/uSdyWQ== X-IronPort-AV: E=McAfee;i="6600,9927,11046"; a="8929882" X-IronPort-AV: E=Sophos;i="6.07,206,1708416000"; d="scan'208";a="8929882" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Apr 2024 12:34:18 -0700 X-CSE-ConnectionGUID: L9s79xE8SIyRDDThEBqCjA== X-CSE-MsgGUID: 7Vr+JP/zTtil41TEvDSOGQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,206,1708416000"; d="scan'208";a="22380261" Received: from turnipsi.fi.intel.com (HELO kekkonen.fi.intel.com) ([10.237.72.44]) by orviesa009-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Apr 2024 12:34:15 -0700 Received: from svinhufvud.ger.corp.intel.com (localhost [IPv6:::1]) by kekkonen.fi.intel.com (Postfix) with ESMTP id 95E5F12053D; Tue, 16 Apr 2024 22:34:11 +0300 (EEST) From: Sakari Ailus To: linux-media@vger.kernel.org Cc: Laurent Pinchart , tomi.valkeinen@ideasonboard.com, bingbu.cao@intel.com, hongju.wang@intel.com, hverkuil@xs4all.nl, Andrey Konovalov , Jacopo Mondi , Dmitry Perchanov , "Ng, Khai Wen" , Alain Volmat Subject: [PATCH v9 36/46] media: uapi: Add media bus code for ov2740 embedded data Date: Tue, 16 Apr 2024 22:33:09 +0300 Message-Id: <20240416193319.778192-37-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240416193319.778192-1-sakari.ailus@linux.intel.com> References: <20240416193319.778192-1-sakari.ailus@linux.intel.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add a media bus code for ov2740 camera sensor embedded data and document it. Signed-off-by: Sakari Ailus Reviewed-by: Julien Massot --- .../media/v4l/subdev-formats.rst | 70 +++++++++++++++++++ include/uapi/linux/media-bus-format.h | 3 +- 2 files changed, 72 insertions(+), 1 deletion(-) diff --git a/Documentation/userspace-api/media/v4l/subdev-formats.rst b/Documentation/userspace-api/media/v4l/subdev-formats.rst index a04756092238..c99b58cb8c7b 100644 --- a/Documentation/userspace-api/media/v4l/subdev-formats.rst +++ b/Documentation/userspace-api/media/v4l/subdev-formats.rst @@ -8596,3 +8596,73 @@ This mbus code are only used for "2-byte simplified tagged data format" (code embedded data format codes. Also see :ref:`CCS driver documentation `. + +Omnivision OV2740 Embedded Data Format +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +The Omnivision OV2740 camera sensor produces the following embedded data format, +indicated by mbus code MEDIA_BUS_FMT_OV2740_EMBEDDED. The format conforms to +:ref:`CCS embedded data format ` up to level 1. + +.. flat-table:: Omnivision OV2740 Embedded Data Format. Octets at indices marked + reserved or unused have been omitted from the table. The values + are big endian byte order. + :header-rows: 1 + + * - Offset + - Size in bits (active bits if not the same as size) + - Content description + * - 4 + - 16 (10--0) + - Analogue gain + * - 6 + - 16 + - Coarse integration time + * - 10 + - 8 + - Dpc correction threshold + * - 15 + - 16 + - Output image width + * - 17 + - 16 + - Output image height + * - 23 + - 8 + - MIPI header revision number (2) + * - 31 + - 8 + - Vertical (bit 1) and horizontal flip (bit 0) + * - 32 + - 8 + - Frame duration A + * - 33 + - 8 + - Frame duration B + * - 34 + - 8 + - Context count (2) + * - 35 + - 8 + - Context select + * - 54 + - 8 + - Data pedestal bits 9--2 + * - 63 + - 8 + - Frame average bits 9--2 + * - 64 + - 16 + - Digital gain red + * - 66 + - 16 + - Digital gain greenr + * - 68 + - 16 + - Digital gain blue + * - 70 + - 16 + - Digital gain greenb + * - 89 + - 8 + - Frame counter (starts at 1, wraps to 0 after 255) diff --git a/include/uapi/linux/media-bus-format.h b/include/uapi/linux/media-bus-format.h index 03f7e9ab517b..13e68c2ccb61 100644 --- a/include/uapi/linux/media-bus-format.h +++ b/include/uapi/linux/media-bus-format.h @@ -183,7 +183,8 @@ #define MEDIA_BUS_FMT_META_20 0x8006 #define MEDIA_BUS_FMT_META_24 0x8007 -/* Specific metadata formats. Next is 0x9002. */ +/* Specific metadata formats. Next is 0x9003. */ #define MEDIA_BUS_FMT_CCS_EMBEDDED 0x9001 +#define MEDIA_BUS_FMT_OV2740_EMBEDDED 0x9002 #endif /* __LINUX_MEDIA_BUS_FORMAT_H */