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{ "id": 12109, "url": "https://patchwork.libcamera.org/api/1.1/covers/12109/?format=api", "web_url": "https://patchwork.libcamera.org/cover/12109/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/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": "<20210426083830.2965095-1-hiroh@chromium.org>", "date": "2021-04-26T08:38:27", "name": "[libcamera-devel,v3,0/3] Support HAL3 API flush", "submitter": { "id": 63, "url": "https://patchwork.libcamera.org/api/1.1/people/63/?format=api", "name": "Hirokazu Honda", "email": "hiroh@chromium.org" }, "mbox": "https://patchwork.libcamera.org/cover/12109/mbox/", "series": [ { "id": 1976, "url": "https://patchwork.libcamera.org/api/1.1/series/1976/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1976", "date": "2021-04-26T08:38:27", "name": "Support HAL3 API flush", "version": 3, "mbox": "https://patchwork.libcamera.org/series/1976/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/12109/comments/", "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "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 D0672BDC99\n\tfor <parsemail@patchwork.libcamera.org>;\n\tMon, 26 Apr 2021 08:38:39 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 4A3CC602D1;\n\tMon, 26 Apr 2021 10:38:39 +0200 (CEST)", "from mail-pl1-x62d.google.com (mail-pl1-x62d.google.com\n\t[IPv6:2607:f8b0:4864:20::62d])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id CE179602D1\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 26 Apr 2021 10:38:37 +0200 (CEST)", "by mail-pl1-x62d.google.com with SMTP id v13so14950757ple.9\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 26 Apr 2021 01:38:37 -0700 (PDT)", "from hiroh2.tok.corp.google.com\n\t([2401:fa00:8f:2:a407:b8c2:d8b:a449])\n\tby smtp.gmail.com with ESMTPSA id\n\te18sm4873728pgr.8.2021.04.26.01.38.34\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tMon, 26 Apr 2021 01:38:35 -0700 (PDT)" ], "Authentication-Results": "lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=chromium.org header.i=@chromium.org\n\theader.b=\"Jww0vop2\"; 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\n\tMon, 26 Apr 2021 01:38:36 -0700 (PDT)", "From": "Hirokazu Honda <hiroh@chromium.org>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Mon, 26 Apr 2021 17:38:27 +0900", "Message-Id": "<20210426083830.2965095-1-hiroh@chromium.org>", "X-Mailer": "git-send-email 2.31.1.498.g6c1eba8ee3d-goog", "MIME-Version": "1.0", "Subject": "[libcamera-devel] [PATCH v3 0/3] Support HAL3 API flush", "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>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "This patch series implements flush and also fix potential races\ndue to concurrent HAL API calls.\n\nChange in v3:\n- Separate CaptureRequest from Camera3RequestDescriptor to avoid touching invalid request\n- Introduce a new mutex for HAL calls\n\nHirokazu Honda (3):\n android: CameraDevice: Separate CaptureRequest from\n Camera3RequestDescriptor\n android: CameraDevice: Prevent race due to concurrent HAL calls\n android: CameraDevice: Implement HAL3 API flush\n\n src/android/camera_device.cpp | 98 ++++++++++++++++++++++++-----------\n src/android/camera_device.h | 15 ++++--\n src/android/camera_ops.cpp | 8 ++-\n 3 files changed, 85 insertions(+), 36 deletions(-)\n\n--\n2.31.1.498.g6c1eba8ee3d-goog" }