{"id":25374,"url":"https://patchwork.libcamera.org/api/patches/25374/?format=json","web_url":"https://patchwork.libcamera.org/patch/25374/","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":"<20251205-mali-cru-v1-4-d81bb5ffe73a@ideasonboard.com>","date":"2025-12-05T14:52:10","name":"[4/7] libcamera: mali-c55: Configure camera in memory-to-memory","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"03aedb2c4bd55e9868a5a6bbce4e30dba91ce257","submitter":{"id":143,"url":"https://patchwork.libcamera.org/api/people/143/?format=json","name":"Jacopo Mondi","email":"jacopo.mondi@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/25374/mbox/","series":[{"id":5640,"url":"https://patchwork.libcamera.org/api/series/5640/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=5640","date":"2025-12-05T14:52:06","name":"libcamera: mali-c55: Add support for memory-to-memory","version":1,"mbox":"https://patchwork.libcamera.org/series/5640/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/25374/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/25374/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 756C2C326B\n\tfor ;\n\tFri, 5 Dec 2025 14:52:40 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 1E311613F9;\n\tFri, 5 Dec 2025 15:52:36 +0100 (CET)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 6B023613A5\n\tfor ;\n\tFri, 5 Dec 2025 15:52:31 +0100 (CET)","from [192.168.1.4] (net-93-65-100-155.cust.vodafonedsl.it\n\t[93.65.100.155])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 2C5E711EF;\n\tFri, 5 Dec 2025 15:50:15 +0100 (CET)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"CYvNHnkM\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1764946215;\n\tbh=YjJ9aXd41gmwwuZExWFJU4Q3KYuLVmrMwL87At7x/54=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc:From;\n\tb=CYvNHnkMxtJjXQT6ZP5AcQ7O12+6zj2ocMaw3RQq9jSqyZg1vNUnJBM6/+WikvLBK\n\tkR5j5TBQYx/QaFNWUnzQ6vMgTzhw8qyIwKdAbwvG9htw3jS+X6CekGnQu/sbm/m+5p\n\tpoOetMU4J5hgg5ogyyfh0uw4BpRYaj9Ui4beFZU4=","From":"Jacopo Mondi ","Date":"Fri, 05 Dec 2025 15:52:10 +0100","Subject":"[PATCH 4/7] libcamera: mali-c55: Configure camera in\n\tmemory-to-memory","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"<20251205-mali-cru-v1-4-d81bb5ffe73a@ideasonboard.com>","References":"<20251205-mali-cru-v1-0-d81bb5ffe73a@ideasonboard.com>","In-Reply-To":"<20251205-mali-cru-v1-0-d81bb5ffe73a@ideasonboard.com>","To":"Daniel Scally , \n\tlibcamera-devel@lists.libcamera.org","Cc":"Jacopo Mondi ","X-Mailer":"b4 0.14.2","X-Developer-Signature":"v=1; a=openpgp-sha256; l=1828;\n\ti=jacopo.mondi@ideasonboard.com; h=from:subject:message-id;\n\tbh=YjJ9aXd41gmwwuZExWFJU4Q3KYuLVmrMwL87At7x/54=;\n\tb=owEBbQKS/ZANAwAKAXI0Bo8WoVY8AcsmYgBpMvGtxWQUjspbepm4kjtnEcqCa+phRAaKWBMOf\n\tyvXeein2dSJAjMEAAEKAB0WIQS1xD1IgJogio9YOMByNAaPFqFWPAUCaTLxrQAKCRByNAaPFqFW\n\tPId9EACkUuQAlk0xkIEun1SMk9vvebbjb3GGS9JFkfJeufSPJsO52v/yN29FIcKZ6OopIRpLZVx\n\teCXoz15bMq+G9Si2oDQ1qd+RhaoeRdaSrflyKVkYkbZwuyD8abHi/4jHXFR46fuQiTd4eh76Ff7\n\tJjdetu15G4bxkNx6gwR52Q50jNql+Rosbf+CUyy6Ja7o120iwLX9lXepRjcXuQGqwMqEZGHiCWB\n\t47BqLfAZWwyN0jv/uSHywiGdsV8mMmnJQ0yTX6slGIJsHOCCTfR4f0xI+1bBW/4MGBMwNt/GJ59\n\tC2NY0PLrTSg9178EAWEm7cBkB0NJ2B2qtzXk39uk2Wism2jwwhDIKI6bKF6nK1GWS0Nk2XA2Lki\n\ts9CzRqdcS7EFTu0uy72XuFi7V3LGAJwkEqIdGJw74+TVbPWLLjMG2MQXO8dNK5iy8BUmZ+5hu1i\n\t0ec95EiXyAqkd6ezerQaIMcVFkxVYO1FLBInlU4blhOxrZQ9ZTeFR8Bg+ufO7p03N7og/NbjMgc\n\tAqB+AmPUpPffzWhaZAJliXOGVxdcrfocnAMGOF3S9rFlCLxvgH3BCgZZZNXgsqt5/hT4b7yRgxI\n\tV/sOR16Pb1uaFlqxYJLGoVJD+NGHe7ALXvWjCBMz8z3uddg2L0+r31L942wV9ikKaPWpgqdqk7c\n\t+Qu+b3/bY7Hsbkw==","X-Developer-Key":"i=jacopo.mondi@ideasonboard.com; a=openpgp;\n\tfpr=72392EDC88144A65C701EA9BA5826A2587AD026B","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":"Add support for memory-to-memory Camera to the\nPipelineHandlerMaliC55::configure() function.\n\nStart by enabling the IVC links, then configure the CRU and\npropagate the format to the IVC.\n\nSigned-off-by: Jacopo Mondi \n---\n src/libcamera/pipeline/mali-c55/mali-c55.cpp | 26 ++++++++++++++++++++++++--\n 1 file changed, 24 insertions(+), 2 deletions(-)","diff":"diff --git a/src/libcamera/pipeline/mali-c55/mali-c55.cpp b/src/libcamera/pipeline/mali-c55/mali-c55.cpp\nindex 6816bf7179ae09434ec10c35ea296725d3ac0700..6dce315c1c82db3554e8c0eae727cba9d632ca82 100644\n--- a/src/libcamera/pipeline/mali-c55/mali-c55.cpp\n+++ b/src/libcamera/pipeline/mali-c55/mali-c55.cpp\n@@ -1021,9 +1021,12 @@ int PipelineHandlerMaliC55::configure(Camera *camera,\n \t\tret = csi2Entity->getPadByIndex(1)->links()[0]->setEnabled(true);\n \t\tbreak;\n \t}\n-\tcase MaliC55CameraData::Memory:\n+\tcase MaliC55CameraData::Memory: {\n+\t\tconst MediaEntity *ivcEntity = ivc_->entity();\n+\t\tret = ivcEntity->getPadByIndex(1)->links()[0]->setEnabled(true);\n \t\tbreak;\n \t}\n+\t}\n \tif (ret)\n \t\treturn ret;\n \n@@ -1049,9 +1052,28 @@ int PipelineHandlerMaliC55::configure(Camera *camera,\n \t\tret = data->inlineInput.csi2_->getFormat(1, &subdevFormat);\n \n \t\tbreak;\n-\tcase MaliC55CameraData::Memory:\n+\tcase MaliC55CameraData::Memory: {\n+\t\tV4L2DeviceFormat inputFormat;\n+\t\tret = data->memoryInput.cru_->configure(&subdevFormat, &inputFormat);\n+\t\tif (ret)\n+\t\t\treturn ret;\n+\n+\t\t/* Propagate the CRU format to the IVC input. */\n+\t\tret = ivc_->setFormat(0, &subdevFormat);\n+\t\tif (ret)\n+\t\t\treturn ret;\n+\n+\t\tret = ivc_->getFormat(1, &subdevFormat);\n+\t\tif (ret)\n+\t\t\treturn ret;\n+\n+\t\tret = input_->setFormat(&inputFormat);\n+\t\tif (ret)\n+\t\t\treturn ret;\n+\n \t\tbreak;\n \t}\n+\t}\n \tif (ret)\n \t\treturn ret;\n \n","prefixes":["4/7"]}