{"id":15479,"url":"https://patchwork.libcamera.org/api/1.1/covers/15479/?format=json","web_url":"https://patchwork.libcamera.org/cover/15479/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/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":"<20220318121826.877187-1-umang.jain@ideasonboard.com>","date":"2022-03-18T12:18:24","name":"[libcamera-devel,0/2] media: ipu3: Sequence number fix and improvements","submitter":{"id":97,"url":"https://patchwork.libcamera.org/api/1.1/people/97/?format=json","name":"Nicolas Dufresne via libcamera-devel","email":"libcamera-devel@lists.libcamera.org"},"mbox":"https://patchwork.libcamera.org/cover/15479/mbox/","series":[{"id":2975,"url":"https://patchwork.libcamera.org/api/1.1/series/2975/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=2975","date":"2022-03-18T12:18:24","name":"media: ipu3: Sequence number fix and improvements","version":1,"mbox":"https://patchwork.libcamera.org/series/2975/mbox/"}],"comments":"https://patchwork.libcamera.org/api/covers/15479/comments/","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 D21CDBDE17\n\tfor ;\n\tFri, 18 Mar 2022 12:18:51 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 0BC7A604E8;\n\tFri, 18 Mar 2022 13:18:51 +0100 (CET)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 1DEB1601F5\n\tfor ;\n\tFri, 18 Mar 2022 13:18:49 +0100 (CET)","from perceval.ideasonboard.com (unknown [103.251.226.137])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 88AA3EE;\n\tFri, 18 Mar 2022 13:18:46 +0100 (CET)"],"DKIM-Signature":["v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1647605931;\n\tbh=XP7aULoA2tQrmCCRBmDld8u5TjF7Spl85xESGlZNnZk=;\n\th=To:Date:Subject:List-Id:List-Unsubscribe:List-Archive:List-Post:\n\tList-Help:List-Subscribe:From:Reply-To:Cc:From;\n\tb=u/CGYOFFwY8R+9KfidQ9gnlOAaqsZRodGsw2BUpTmhR6cnlh1/Nql25GHHvhU39ZO\n\tsUgPg5+KXlEzUYBODV0RMZwCZwRRRSVSEGlIQ4h/aQ6h6WV7XXCUFdevEUx8I8wCVO\n\tCnD9rRAfU6qkh657ZcuvL/iLoPdQADZOqQrS01C5XG2Z0BIyPmVdkZIKZbflm7zjy0\n\tC50QccYmndSQpnOtYJ1RARHqpb/alF5InGtjACICYobt8VKEnZuKx6eBXQyi4i2Dn4\n\tu/rB1+GmFe9hMJ2QU12vgthJUX3z2IF+EFV3XKrPZjYrmKY5iOnpXxNmAMQgITY5md\n\tUWDla4uYpRyLQ==","v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1647605928;\n\tbh=XP7aULoA2tQrmCCRBmDld8u5TjF7Spl85xESGlZNnZk=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=bLIQiKDxdltNKEoQGBLzjP5EQg43t1w7k8WqUKVGZpkiKn6opDztQbzELo03fdN1X\n\tXa+uJeuzJxc0wv018Fe36aOUXSNoKttkGK23GT+hmOii9JesE+VMk7GT1q6pvj+x4n\n\trQIsWh12ZYEN83lKHFJ8tCATqq9xwKTp5ErW3B38="],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"bLIQiKDx\"; dkim-atps=neutral","To":"linux-media@vger.kernel.org","Date":"Fri, 18 Mar 2022 17:48:24 +0530","Message-Id":"<20220318121826.877187-1-umang.jain@ideasonboard.com>","X-Mailer":"git-send-email 2.31.1","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH 0/2] media: ipu3: Sequence number fix and\n\timprovements","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","From":"Umang Jain via libcamera-devel ","Reply-To":"Umang Jain ","Cc":"bingbu.cao@intel.com, libcamera-devel@lists.libcamera.org,\n\tsakari.ailus@linux.intel.com","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"The patch (1/2) fixes the issue where sequence number of buffers keep\non incrementing during consecutive stream on/off cycles. The sequence\nnumber should be reset to 0, on every stream (re)start.\n\nPatch 2/2 is a just a drive-by patch while exploring ipu3-imgu driver\ncodebase.\n\nUmang Jain (2):\n media: staging/intel-ipu3: Reset imgu_video_device sequence\n media: staging/intel-ipu3: Cleanup dummy buffers via helper\n\n drivers/staging/media/ipu3/ipu3-v4l2.c | 1 +\n drivers/staging/media/ipu3/ipu3.c | 25 +++++++++++--------------\n 2 files changed, 12 insertions(+), 14 deletions(-)"}