From patchwork Tue Apr 25 09:45:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Riesch X-Patchwork-Id: 91545 Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1prFF4-009qVc-Gz; Tue, 25 Apr 2023 09:45:47 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233754AbjDYJpn (ORCPT + 1 other); Tue, 25 Apr 2023 05:45:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42236 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233696AbjDYJph (ORCPT ); Tue, 25 Apr 2023 05:45:37 -0400 Received: from EUR05-VI1-obe.outbound.protection.outlook.com (mail-vi1eur05on2078.outbound.protection.outlook.com [40.107.21.78]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B4F945BB2; Tue, 25 Apr 2023 02:45:34 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=HszOafWLizJmLLAS0BeqYpPH5HJiV1hFD9FYCXcCPxt337+KntsR0VzZe2DATHJ3NlBSgkPkBkys7qhTlFMAFHZogA6Qzf5/NXTNT9spc0IWhmnlP/QpxuNNZsLV0C6Aigj/ga8PYQFwdJlK0GF2WsFcS9MKXs1gZznv6Fc3rw5oXr+YA5I/9DfVzwrymv27ORafTs7cSuw6xF32sQraVa3iI0OBqgY6deoQdRj4NToc0FlxcTKWLQBA+toaNkXHLcDn6zltE7210P55ntn/s8V2EjjLJ+BffvFiTV8/9Pgb0WWXsg9PzgReKoBlp7uLwgP2G2FzcEykNx9iCTojWw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=O9L4rxpaXgwZR1SpW0PhoeHRM5AL+j9I5cwCshNlZtQ=; b=hbN2EyOAncsVksHPzyCNv7DQ2lQGppo64m9vGATUzQUGJQwxevRNbpEQdjtLpAcA7W3awWO/9srOtlPQleq41R4lXYBkIoFbqwSXI2l/bZBAdY7GQuH1T60W6FOr89kSejhouYlWv40eRRL2BW00IgPjxuF+Yo9LyfmFXoykkx9/BXpKGmGP/VwI36yeMj9zzSfA/0fQETn8uYj/IplQluMzMrNp8ypjGpDI7pGVOEZRe469cwe3x5VURd4j3LigPHIjGCSivr7IKJv3dHpjhjo36eRnKP57L9VQav65WASIe39/ZXPWKVUzSqGQqPmNkMsnRCtumunW8nn1Rg+ICA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=wolfvision.net; dmarc=pass action=none header.from=wolfvision.net; dkim=pass header.d=wolfvision.net; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=wolfvision.net; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=O9L4rxpaXgwZR1SpW0PhoeHRM5AL+j9I5cwCshNlZtQ=; b=a8QChJCEMmKr73zw2P2/l6GbvZOWwggbxSnSFBRwNWOMHhVRepHgllmsbisslsTbuIY7uPadr2bVmQRFU/UgRM0XCK6cvUjRrsemQwxpswzn0AgpWOSBqHFbGwGMhRk7dL4xgWnXYo6Ok+ghpikkeJQ1/q6ZPZEIjOw6SDsEOaM= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=wolfvision.net; Received: from GV1SPRMB0046.eurprd08.prod.outlook.com (2603:10a6:150:84::17) by DU0PR08MB7995.eurprd08.prod.outlook.com (2603:10a6:10:3e2::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6319.33; Tue, 25 Apr 2023 09:45:27 +0000 Received: from GV1SPRMB0046.eurprd08.prod.outlook.com ([fe80::3734:409a:8031:4f54]) by GV1SPRMB0046.eurprd08.prod.outlook.com ([fe80::3734:409a:8031:4f54%3]) with mapi id 15.20.6319.034; Tue, 25 Apr 2023 09:45:27 +0000 From: Michael Riesch Date: Tue, 25 Apr 2023 11:45:15 +0200 Subject: [PATCH RFC v2 5/6] media: v4l2-ctrls: add lens calibration controls Message-Id: <20230406-feature-controls-lens-v2-5-faa8ad2bc404@wolfvision.net> References: <20230406-feature-controls-lens-v2-0-faa8ad2bc404@wolfvision.net> In-Reply-To: <20230406-feature-controls-lens-v2-0-faa8ad2bc404@wolfvision.net> To: Mauro Carvalho Chehab Cc: libcamera-devel@lists.libcamera.org, Laurent Pinchart , Sakari Ailus , Hans Verkuil , Matthias Fend , Dave Stevenson , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, Michael Riesch X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1682415922; l=4669; i=michael.riesch@wolfvision.net; s=20230425; h=from:subject:message-id; bh=eBONwYST4/o4m/pM3GiTe2/yHf9eJ+FpTy4YFguoSfM=; b=05kJGQQHrBJOZwxhgSBVMl05LtTi7ZYnhIqYBAA9ATK21S0LkL+mXt5n5zyx89NrQwFYRX5Kc /Yvljyu9qGPA6O+zzXPHpKTr7leFKi7qWjL31bs2YiphKJO/uGyh1bo X-Developer-Key: i=michael.riesch@wolfvision.net; a=ed25519; pk=1QQdXA2QbwdxaQn/VQK0hz04C8IBYhDowbK0hlNU4Ng= X-ClientProxiedBy: VI1PR0802CA0032.eurprd08.prod.outlook.com (2603:10a6:800:a9::18) To GV1SPRMB0046.eurprd08.prod.outlook.com (2603:10a6:150:84::17) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: GV1SPRMB0046:EE_|DU0PR08MB7995:EE_ X-MS-Office365-Filtering-Correlation-Id: b12e232f-c01d-4f9a-6f6f-08db4571cca9 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:GV1SPRMB0046.eurprd08.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230028)(4636009)(376002)(136003)(396003)(366004)(39850400004)(346002)(451199021)(38350700002)(38100700002)(6506007)(6512007)(26005)(186003)(8936002)(2616005)(83380400001)(107886003)(44832011)(2906002)(8676002)(5660300002)(36756003)(478600001)(54906003)(6486002)(52116002)(316002)(6666004)(4326008)(6916009)(66556008)(41300700001)(66946007)(86362001)(66476007);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?q?RmnyY4QgeKB/TD3I+xs24Ua+85ei?= =?utf-8?q?hh0ywXuJnMnxAbswlwkTPeO91atLd4WIcUgi02XOgz+NHkw49BTgvIQo8IbW/xIVW?= =?utf-8?q?us4n8SuAw7epkX7vl7DCejcm6++9Ng59l+s7pvDHVG5lbFo+N2qMknFCZGGAeRlSN?= =?utf-8?q?dapYYVVhwfo9V05X94N7lsM72nv+Y0mHGLQYfIXbVey5JYrfGObfWrL6uAVVjdUZ2?= =?utf-8?q?rkcDTlN3vCrUBn7n2cOmlGXcVby+2mNrW0UDu7Eb89uwtf5ftVvdKRS0pQXWbkPRL?= =?utf-8?q?kOyv75p6wMviOo36f7/gH9dbHrtKjrgeAw7f7WvQbZxdgNBWuCzY9Ad1WoylRAuMp?= =?utf-8?q?dewFrnY6xneC+dtYK2ULQDEm6Wzf+6D+4KONx8dSHZPrMJxn8vxBjjd3F2ufm4lRJ?= =?utf-8?q?814az1cXIqsRqf00tNHxwFHY2K6/E5pQ4OD+yd2Jmv3ZpE11pQq+3TgHWRsnB/RET?= =?utf-8?q?wZ7M3LA7dVaboB0W1LqBnLfu4kVgBZDmqk35GjjoXUuTVphp6dr8danRCzRzz3W48?= =?utf-8?q?AqnbIOrVOhyeuHqW9CVtJv7MhTETH7ns3rkrWnhvWPwYZawSQIVSfs/gZ0NZTXi1p?= =?utf-8?q?5jdoj/v6dMrYMVrN2tG+TZTfxD5rRyQsZBr2AJGGZvC5XFm+UyqoakJy3VrUjPJjb?= =?utf-8?q?AMIFeEesb3LNafeWnAqv8EgkMqU7uv9HYT0v5TLO8m5drR/1DUIiZIO59ajopVg9X?= =?utf-8?q?ii2KouHUaof2y2xUah+o3TfNJFJGlnmoOemTkUz/BXwHL3y/svzG+BHEW3gywHQ47?= =?utf-8?q?B1O/CHbxB9j57wlkU84o7cKZlY6uoOGJ7MZMU5OAzHEjoLQf0zdRrgVX88vjky5gs?= =?utf-8?q?jG2tLNo5VzaiKARyqRTtQj9nubgoRhm2Onf7sW8laDruNVNQ6Y95oNbsafdyS4838?= =?utf-8?q?Om9Xj446Eix3Lqa4feRzclecFM5YwVfUe/4ZGiDFY64qwWqMnzUOSeqj6Ldq5ZmUW?= =?utf-8?q?7dMLjZtZjb2IHK1Ckkk5m9oGkd24mWwF4M0Ip5kpnAIu/oAI2Zgwu4LksGI1lGFw8?= =?utf-8?q?22OFRrZEgaRgnn67x9uzWaUnk6tvJcjCzwLDwyx0NPSLxAMg6EXX0/t+oPtfroi13?= =?utf-8?q?wAn5erdIBPbRDLpgqDPfcz+fKmSTiZUr3QD/v+5CCkqNURoTCYfGBV1K+b1LMVIgT?= =?utf-8?q?0xTSnYTViIS2cy+hodoHSYiVfMOBAi1HB+ETK3ST/ixNS3pbFF3ECp/PpNq9paORL?= =?utf-8?q?QzvyOnWPSWYPw/iEAXjto1vWgtwmU5Dc2/MWFEANJu75Ky1v3rXhelBTi4SaFe6zG?= =?utf-8?q?4ce2YvNep1gyJjQPvr6kfHZHzYo6H0G12zZ0jP/n0R2IsH3veUfbZl0H2hTZ7mSEI?= =?utf-8?q?B/9FJk3S1wxXTRL2HlDGREgNelI3uJIp3U+iXhEs2t69BdLO2rdlOSnN1Rr4YM375?= =?utf-8?q?kuTyi1O1+zdvUsHEMZVa+iLb9xvpVtuuiDlXjNfiGB/5kfso3r6fsKZWIegPRWAtI?= =?utf-8?q?AMq854j5yXAFzCLW+3Y8ln0j6cHr0b91twVNVokgc43PHzsNpodjn4ahHngSX6LXS?= =?utf-8?q?ZP98mFeR5dyZGtUWfoz+kqe/FvfhpXtYqQ=3D=3D?= X-OriginatorOrg: wolfvision.net X-MS-Exchange-CrossTenant-Network-Message-Id: b12e232f-c01d-4f9a-6f6f-08db4571cca9 X-MS-Exchange-CrossTenant-AuthSource: GV1SPRMB0046.eurprd08.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Apr 2023 09:45:27.2013 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: e94ec9da-9183-471e-83b3-51baa8eb804f X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: p+XRvhBZV5u3cUQ+AyxExazL+pzJY/by/wOjuHVLUFyD4i0wrDfcu4RnZXLr2ibOE7+HouCBOQ5P687sYzLD7BZGrDoZ3REvmyNdoWpqdHE= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DU0PR08MB7995 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.5 (--) X-LSpam-Report: No, score=-2.5 required=5.0 tests=BAYES_00=-1.9,DKIM_SIGNED=0.1,DKIM_VALID=-0.1,DKIM_VALID_AU=-0.1,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no Add the controls V4L2_CID_LENS_CALIB_CONTROL and V4L2_CID_LENS_CALIB_STATUS that facilitate the control of the lens group calibration procedure. Signed-off-by: Michael Riesch --- .../userspace-api/media/v4l/ext-ctrls-camera.rst | 35 ++++++++++++++++++++++ drivers/media/v4l2-core/v4l2-ctrls-defs.c | 4 +++ include/uapi/linux/v4l2-controls.h | 12 ++++++++ 3 files changed, 51 insertions(+) diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-camera.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-camera.rst index a17620ab03b9..8b54a0f3a617 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-camera.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-camera.rst @@ -297,6 +297,41 @@ enum v4l2_auto_focus_range - (V4L2_CID_ZOOM_ABSOLUTE and V4L2_CID_ZOOM_RELATIVE). The unit is driver-specific. The value should be a positive integer. +``V4L2_CID_LENS_CALIB_CONTROL (bitmask)`` + Control the calibration procedure (or individual parts thereof) of the lens + groups. For example, this could include the mechanical range detection + of zoom lens motors. This is a write-only control. + +.. tabularcolumns:: |p{6.8cm}|p{10.7cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + + * - ``V4L2_LENS_CALIB_STOP`` + - Stop the lens calibration procedure. + * - ``V4L2_LENS_CALIB_START`` + - Start the complete lens calibration procedure. + +``V4L2_CID_LENS_CALIB_STATUS (bitmask)`` + The status of the calibration procedure (or individual parts thereof) of + the lens groups. This is a read-only control. + +.. tabularcolumns:: |p{6.8cm}|p{10.7cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + + * - ``V4L2_LENS_CALIB_IDLE`` + - Lens calibration procedure has not yet been started. + * - ``V4L2_LENS_CALIB_BUSY`` + - Lens calibration procedure is in progress. + * - ``V4L2_LENS_CALIB_COMPLETE`` + - Lens calibration procedure is complete. + * - ``V4L2_LENS_CALIB_FAILED`` + - Lens calibration procedure has failed. + ``V4L2_CID_IRIS_ABSOLUTE (integer)`` This control sets the camera's aperture to the specified value. The unit is undefined. Larger values open the iris wider, smaller values diff --git a/drivers/media/v4l2-core/v4l2-ctrls-defs.c b/drivers/media/v4l2-core/v4l2-ctrls-defs.c index 3ef465ba73bd..faddfecba6d9 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls-defs.c +++ b/drivers/media/v4l2-core/v4l2-ctrls-defs.c @@ -1050,6 +1050,8 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_ZOOM_STATUS: return "Zoom, Status"; case V4L2_CID_FOCUS_SPEED: return "Focus, Speed"; case V4L2_CID_ZOOM_SPEED: return "Zoom, Speed"; + case V4L2_CID_LENS_CALIB_CONTROL: return "Lens Calibration, Control"; + case V4L2_CID_LENS_CALIB_STATUS: return "Lens Calibration, Status"; /* FM Radio Modulator controls */ /* Keep the order of the 'case's the same as in v4l2-controls.h! */ @@ -1596,6 +1598,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_FOCUS_RELATIVE: case V4L2_CID_IRIS_RELATIVE: case V4L2_CID_ZOOM_RELATIVE: + case V4L2_CID_LENS_CALIB_CONTROL: *flags |= V4L2_CTRL_FLAG_WRITE_ONLY | V4L2_CTRL_FLAG_EXECUTE_ON_WRITE; break; @@ -1603,6 +1606,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_FOCUS_STATUS: case V4L2_CID_ZOOM_CURRENT: case V4L2_CID_ZOOM_STATUS: + case V4L2_CID_LENS_CALIB_STATUS: *flags |= V4L2_CTRL_FLAG_READ_ONLY | V4L2_CTRL_FLAG_VOLATILE; break; case V4L2_CID_FLASH_STROBE_STATUS: diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h index 8d84508d4db8..24c0eb5f4d29 100644 --- a/include/uapi/linux/v4l2-controls.h +++ b/include/uapi/linux/v4l2-controls.h @@ -1004,6 +1004,18 @@ enum v4l2_auto_focus_range { #define V4L2_CID_FOCUS_SPEED (V4L2_CID_CAMERA_CLASS_BASE+41) #define V4L2_CID_ZOOM_SPEED (V4L2_CID_CAMERA_CLASS_BASE+42) +#define V4L2_LENS_CALIB_STOP (0 << 0) +#define V4L2_LENS_CALIB_START (1 << 0) + +#define V4L2_CID_LENS_CALIB_CONTROL (V4L2_CID_CAMERA_CLASS_BASE+43) + +#define V4L2_LENS_CALIB_IDLE (0 << 0) +#define V4L2_LENS_CALIB_BUSY (1 << 0) +#define V4L2_LENS_CALIB_COMPLETE (1 << 1) +#define V4L2_LENS_CALIB_FAILED (1 << 2) + +#define V4L2_CID_LENS_CALIB_STATUS (V4L2_CID_CAMERA_CLASS_BASE+44) + /* FM Modulator class control IDs */ #define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900)