{"id":23694,"url":"https://patchwork.libcamera.org/api/patches/23694/?format=json","web_url":"https://patchwork.libcamera.org/patch/23694/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20250630150128.2435445-2-antoine.bouyer@nxp.com>","date":"2025-06-30T15:01:27","name":"[v3,1/2] pipeline: imx8-isi: Add constexpr for maximum pipeline and resize if needed","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"3846349ab1b835db9686bca1bd2b5b002530b36e","submitter":{"id":218,"url":"https://patchwork.libcamera.org/api/people/218/?format=json","name":"Antoine Bouyer","email":"antoine.bouyer@nxp.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/23694/mbox/","series":[{"id":5258,"url":"https://patchwork.libcamera.org/api/series/5258/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=5258","date":"2025-06-30T15:01:26","name":"pipeline: imx8-isi: Add multicamera support","version":3,"mbox":"https://patchwork.libcamera.org/series/5258/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/23694/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/23694/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 1C03CBDCBF\n\tfor ;\n\tMon, 30 Jun 2025 15:00:17 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id B2A3A68E01;\n\tMon, 30 Jun 2025 17:00:15 +0200 (CEST)","from DB3PR0202CU003.outbound.protection.outlook.com\n\t(mail-northeuropeazlp170100001.outbound.protection.outlook.com\n\t[IPv6:2a01:111:f403:c200::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 749ED68E01\n\tfor ;\n\tMon, 30 Jun 2025 17:00:11 +0200 (CEST)","from GVXPR04MB9831.eurprd04.prod.outlook.com (2603:10a6:150:11c::8)\n\tby AS5PR04MB9856.eurprd04.prod.outlook.com (2603:10a6:20b:678::13)\n\twith Microsoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8880.29;\n\tMon, 30 Jun 2025 15:00:10 +0000","from GVXPR04MB9831.eurprd04.prod.outlook.com\n\t([fe80::4634:3d9c:c4a:641a]) by\n\tGVXPR04MB9831.eurprd04.prod.outlook.com\n\t([fe80::4634:3d9c:c4a:641a%5]) with mapi id 15.20.8880.024;\n\tMon, 30 Jun 2025 15:00:10 +0000"],"Authentication-Results":["lancelot.ideasonboard.com; dkim=pass (2048-bit key;\n\tunprotected) header.d=nxp.com header.i=@nxp.com header.b=\"YZ+rQ5F2\";\n\tdkim-atps=neutral","dkim=none (message not signed)\n\theader.d=none;dmarc=none action=none header.from=nxp.com;"],"ARC-Seal":"i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none;\n\tb=U1KfNCiGGAqxjJrImtdUfSDNetKG+/i14XZGxnO2UaJMCF+w/uc2SDLAfOrCccFp57H3vYi08m6ueAfNj2VXeXQhi4jrbOqML7RDSwZNSKoQlV/ABAZ8+s1Ic4YN0tRc+HZw6O8ctztu1sBsKWTwghpK/62RQZt+jdXUSMfc9ddjuJpZR/LJxj/fBvIMCT7+aNHdtGnJ2cb2+88zUHtQE92b7sr3lTHAWYzvOWlk+HXU84hUuzmMgSk3+k04IQZBPSr6LUNjWqRwnFVIFPNrkTdW3Fw5NpCcNyWUMjwux44WjLlTy5efh6R5Bwr7HAji/7kBGoZf0P9f+jGbOJFiIQ==","ARC-Message-Signature":"i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com;\n\ts=arcselector10001;\n\th=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;\n\tbh=xobTcM1pCT949btYUQDzowzyvKYJoaR4ea6k4MmuAf0=;\n\tb=cF5rCAk34KUs4+3VqOw5jcQKB3uRxYseQ5HSeExVWmCkc6xQas/n9ode26U8sHLga3XItsObRImfebQ53Fceq8z1Vn/bQJRXULwURrKW+jTDeFlBQDnobfsjNj28iOxqIq3xUr8lq2Qg6ZkqZTdPWyfghvD9IlmvEWRPANthxcq295xwVvQkFVdwgBYJU3xa3VczOu2MbefLzs3JU3GuFuGMU+F53P48FFncbTZ/g225ML9RwKXn8oxwXS9LBP7X3+3lStDxNsjPDoyRzEoXdkIsoMYI2mbHhlVfFsfAw0ALCJNmcgATTgFpabSYd1d4LD/9MkadVtUhNqdrKH60gg==","ARC-Authentication-Results":"i=1; mx.microsoft.com 1; spf=pass\n\tsmtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com;\n\tdkim=pass header.d=nxp.com; arc=none","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector1;\n\th=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n\tbh=xobTcM1pCT949btYUQDzowzyvKYJoaR4ea6k4MmuAf0=;\n\tb=YZ+rQ5F2F84V2/2ElNoxBkWacX3fjNs3GgY8ApoZjBGDXaqnwIJP8gPQuMZ+eZMZSuxigl65myUJrcdgeolpKxSHmToqpihkvriaEIh4DSlBONAnjcv4H1l/lN5Yy7+U46XklmybYRBAUXnb9jNwm/46I/gQkt9J9y6NTDLgKLo/BmcpNhdzB0G+TzUGjY/c7oqss6bA0qJPnblhFpMvbxB/7mhYjbHn/zyjw+KgxznM6jJ17+KGSfHuLOtmwmAUvn2T8uRixKlf5llkUn1CvmW1+/yoqy9D5ScaihKahraIfSbJ365fktn/2oqQL2G9zb77nR4Qf4He9iwIH7CEaA==","From":"Antoine Bouyer ","To":"libcamera-devel@lists.libcamera.org","Cc":"julien.vuillaumier@nxp.com, Antoine Bouyer ,\n\tLaurent Pinchart ","Subject":"[PATCH v3 1/2] pipeline: imx8-isi: Add constexpr for maximum\n\tpipeline and resize if needed","Date":"Mon, 30 Jun 2025 17:01:27 +0200","Message-Id":"<20250630150128.2435445-2-antoine.bouyer@nxp.com>","X-Mailer":"git-send-email 2.34.1","In-Reply-To":"<20250630150128.2435445-1-antoine.bouyer@nxp.com>","References":"<20250630150128.2435445-1-antoine.bouyer@nxp.com>","Content-Transfer-Encoding":"8bit","Content-Type":"text/plain","X-ClientProxiedBy":"AM0PR02CA0120.eurprd02.prod.outlook.com\n\t(2603:10a6:20b:28c::17) To GVXPR04MB9831.eurprd04.prod.outlook.com\n\t(2603:10a6:150:11c::8)","MIME-Version":"1.0","X-MS-PublicTrafficType":"Email","X-MS-TrafficTypeDiagnostic":"GVXPR04MB9831:EE_|AS5PR04MB9856:EE_","X-MS-Office365-Filtering-Correlation-Id":"2eeeaecf-7d17-4262-2a67-08ddb7e6cefb","X-LD-Processed":"686ea1d3-bc2b-4c6f-a92c-d99c5c301635,ExtAddr","X-MS-Exchange-SenderADCheck":"1","X-MS-Exchange-AntiSpam-Relay":"0","X-Microsoft-Antispam":"BCL:0;\n\tARA:13230040|366016|52116014|376014|19092799006|1800799024|38350700014;","X-Microsoft-Antispam-Message-Info":"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","X-Forefront-Antispam-Report":"CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:;\n\tIPV:NLI; SFV:NSPM; H:GVXPR04MB9831.eurprd04.prod.outlook.com; PTR:;\n\tCAT:NONE; \n\tSFS:(13230040)(366016)(52116014)(376014)(19092799006)(1800799024)(38350700014);\n\tDIR:OUT; SFP:1101; ","X-MS-Exchange-AntiSpam-MessageData-ChunkCount":"1","X-MS-Exchange-AntiSpam-MessageData-0":"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","X-OriginatorOrg":"nxp.com","X-MS-Exchange-CrossTenant-Network-Message-Id":"2eeeaecf-7d17-4262-2a67-08ddb7e6cefb","X-MS-Exchange-CrossTenant-AuthSource":"GVXPR04MB9831.eurprd04.prod.outlook.com","X-MS-Exchange-CrossTenant-AuthAs":"Internal","X-MS-Exchange-CrossTenant-OriginalArrivalTime":"30 Jun 2025 15:00:10.0909\n\t(UTC)","X-MS-Exchange-CrossTenant-FromEntityHeader":"Hosted","X-MS-Exchange-CrossTenant-Id":"686ea1d3-bc2b-4c6f-a92c-d99c5c301635","X-MS-Exchange-CrossTenant-MailboxType":"HOSTED","X-MS-Exchange-CrossTenant-UserPrincipalName":"IfNt1u5klU3wD9VrjgRmQKNuaLd5qUiQWLFQrPILG45sNLZILPGgMqyX0LoyvQJD74u6csqsBprDaq921kHmHw==","X-MS-Exchange-Transport-CrossTenantHeadersStamped":"AS5PR04MB9856","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"This patch adds number of streams per camera as constructor parameter, and\nlimits stream count to 3. Some applications may need up to 3 streams for\npreview + capture + video record. Currently, imx8-isi pipeline only supports\nup to 2. Increase constant parameter to 3 to match these applications'\nrequirements.\n\nMinimum value between default value 3, and total amount of ISI's pipes is\nnow applied. For SOCs which only have 1 ISI pipe (ie i.MX93), available\nstream count becomes 1.\n\nSigned-off-by: Antoine Bouyer \nReviewed-by: Laurent Pinchart \n---\n src/libcamera/pipeline/imx8-isi/imx8-isi.cpp | 17 ++++++++++-------\n 1 file changed, 10 insertions(+), 7 deletions(-)","diff":"diff --git a/src/libcamera/pipeline/imx8-isi/imx8-isi.cpp b/src/libcamera/pipeline/imx8-isi/imx8-isi.cpp\nindex ecda426a6021..186b623df186 100644\n--- a/src/libcamera/pipeline/imx8-isi/imx8-isi.cpp\n+++ b/src/libcamera/pipeline/imx8-isi/imx8-isi.cpp\n@@ -40,14 +40,13 @@ class PipelineHandlerISI;\n class ISICameraData : public Camera::Private\n {\n public:\n-\tISICameraData(PipelineHandler *ph)\n+\t/* Maximum amount of streams (i.e. pipes) per camera. */\n+\tstatic constexpr unsigned int kNumStreams = 3;\n+\n+\tISICameraData(PipelineHandler *ph, unsigned int numStreams)\n \t\t: Camera::Private(ph)\n \t{\n-\t\t/*\n-\t\t * \\todo Assume 2 channels only for now, as that's the number of\n-\t\t * available channels on i.MX8MP.\n-\t\t */\n-\t\tstreams_.resize(2);\n+\t\tstreams_.resize(std::min(kNumStreams, numStreams));\n \t}\n \n \tPipelineHandlerISI *pipe();\n@@ -1052,8 +1051,12 @@ bool PipelineHandlerISI::match(DeviceEnumerator *enumerator)\n \t\t}\n \n \t\t/* Create the camera data. */\n+\t\t/*\n+\t\t * \\todo compute available pipes per camera instead of using\n+\t\t * pipes_.size() for multi cameras case.\n+\t\t */\n \t\tstd::unique_ptr data =\n-\t\t\tstd::make_unique(this);\n+\t\t\tstd::make_unique(this, pipes_.size());\n \n \t\tdata->sensor_ = CameraSensorFactoryBase::create(sensor);\n \t\tdata->csis_ = std::make_unique(csi);\n","prefixes":["v3","1/2"]}