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{ "id": 3935, "url": "https://patchwork.libcamera.org/api/covers/3935/?format=api", "web_url": "https://patchwork.libcamera.org/cover/3935/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20200605090106.15424-1-paul.elder@ideasonboard.com>", "date": "2020-06-05T09:00:59", "name": "[libcamera-devel,v2,0/7] Support qv4l2 with v4l2-compat", "submitter": { "id": 17, "url": "https://patchwork.libcamera.org/api/people/17/?format=api", "name": "Paul Elder", "email": "paul.elder@ideasonboard.com" }, "mbox": "https://patchwork.libcamera.org/cover/3935/mbox/", "series": [ { "id": 956, "url": "https://patchwork.libcamera.org/api/series/956/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=956", "date": "2020-06-05T09:00:59", "name": "Support qv4l2 with v4l2-compat", "version": 2, "mbox": "https://patchwork.libcamera.org/series/956/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/3935/comments/", "headers": { "Return-Path": "<paul.elder@ideasonboard.com>", "Received": [ "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 7E16F61027\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tFri, 5 Jun 2020 11:01:16 +0200 (CEST)", "from emerald.amanokami.net (fs76eef344.knge213.ap.nuro.jp\n\t[118.238.243.68])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 29CC927C;\n\tFri, 5 Jun 2020 11:01:14 +0200 (CEST)" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"bWFF26QA\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1591347676;\n\tbh=p6aohSIuxh+AtziiwCtokxEKXetPMhMeKSDiDg8Fc4c=;\n\th=From:To:Cc:Subject:Date:From;\n\tb=bWFF26QAiQovISQI3VKU9wplJCMoUcO9jdrY3ktZLPSu7bd/CIVfswDJE6KuH9DgZ\n\thTMhoU4IAfADf7PyrfETk5UPct3/aWXdQyTP7tiTmbMyTevYZIeGbtgmPjAi1Di2ez\n\tSOcMW0LcsYkPMKIKCebdOjvPLqVtWBwCcHsYKIfM=", "From": "Paul Elder <paul.elder@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Fri, 5 Jun 2020 18:00:59 +0900", "Message-Id": "<20200605090106.15424-1-paul.elder@ideasonboard.com>", "X-Mailer": "git-send-email 2.20.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v2 0/7] Support qv4l2 with v4l2-compat", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "X-List-Received-Date": "Fri, 05 Jun 2020 09:01:16 -0000" }, "content": "This patch series enables support for qv4l2 with the V4L2 compatibility\nlayer. It is a series of bugfixes first, and then the actual\nimplementation of the socket mechanism to allow for polling.\n\nChanges in v2:\n- remove IPAManager::instance() and make IPAManager::createIPA() static\n- fix segfault on restarting streams\n- support polling with eventfd instead of sockets\n- other cosmetic changes\n\n\nPaul Elder (7):\n IPAManager: make IPAManager lifetime explicitly managed\n IPAManager: remove instance() and make createIPA() static\n v4l2: v4l2_camera_proxy: Fix bounds check for VIDIOC_ENUM_FMT\n v4l2: v4l2_camera_proxy: Acquire only one buffer semaphore on\n VIDIOC_DQBUF\n v4l2: v4l2_camera_proxy: Don't return -EINVAL for zero sizeimage in\n REQBUFS\n v4l2: v4l2_compat: Add eventfd signaling to support polling\n v4l2: v4l2_camera_proxy: Fix segfault on restarting streams\n\n include/libcamera/camera_manager.h | 1 -\n include/libcamera/internal/ipa_manager.h | 12 +++----\n src/libcamera/camera_manager.cpp | 3 ++\n src/libcamera/ipa_manager.cpp | 34 ++++++++++---------\n .../pipeline/raspberrypi/raspberrypi.cpp | 2 +-\n src/libcamera/pipeline/rkisp1/rkisp1.cpp | 2 +-\n src/libcamera/pipeline/vimc/vimc.cpp | 2 +-\n src/v4l2/v4l2_camera.cpp | 9 +++++\n src/v4l2/v4l2_camera.h | 3 ++\n src/v4l2/v4l2_camera_proxy.cpp | 32 ++++++++++++++---\n src/v4l2/v4l2_camera_proxy.h | 4 +++\n src/v4l2/v4l2_compat_manager.cpp | 7 +++-\n test/ipa/ipa_interface_test.cpp | 7 +++-\n 13 files changed, 85 insertions(+), 33 deletions(-)" }