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{ "id": 18920, "url": "https://patchwork.libcamera.org/api/1.1/covers/18920/?format=api", "web_url": "https://patchwork.libcamera.org/cover/18920/", "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": "<20230802065449.2904457-1-chenghaoyang@chromium.org>", "date": "2023-08-02T06:51:42", "name": "[libcamera-devel,v7,0/3] Add HeapAllocator", "submitter": { "id": 117, "url": "https://patchwork.libcamera.org/api/1.1/people/117/?format=api", "name": "Cheng-Hao Yang", "email": "chenghaoyang@chromium.org" }, "mbox": "https://patchwork.libcamera.org/cover/18920/mbox/", "series": [ { "id": 4000, "url": "https://patchwork.libcamera.org/api/1.1/series/4000/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4000", "date": "2023-08-02T06:51:42", "name": "Add HeapAllocator", "version": 7, "mbox": "https://patchwork.libcamera.org/series/4000/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/covers/18920/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 45E02BDCBF\n\tfor <parsemail@patchwork.libcamera.org>;\n\tWed, 2 Aug 2023 06:55:02 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 4E2C9627EC;\n\tWed, 2 Aug 2023 08:55:01 +0200 (CEST)", "from mail-pf1-x430.google.com (mail-pf1-x430.google.com\n\t[IPv6:2607:f8b0:4864:20::430])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id E241E61E1A\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 2 Aug 2023 08:54:58 +0200 (CEST)", "by mail-pf1-x430.google.com with SMTP id\n\td2e1a72fcca58-686f8614ce5so6095401b3a.3\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 01 Aug 2023 23:54:58 -0700 (PDT)", "from chenghaoyang-low.c.googlers.com.com\n\t(27.247.221.35.bc.googleusercontent.com. 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\n\tTue, 01 Aug 2023 23:54:56 -0700 (PDT)", "To": "libcamera-devel@lists.libcamera.org", "Date": "Wed, 2 Aug 2023 06:51:42 +0000", "Message-ID": "<20230802065449.2904457-1-chenghaoyang@chromium.org>", "X-Mailer": "git-send-email 2.41.0.585.gd2178a4bd4-goog", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v7 0/3] Add HeapAllocator", "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>", "From": "Harvey Yang via libcamera-devel <libcamera-devel@lists.libcamera.org>", "Reply-To": "Harvey Yang <chenghaoyang@chromium.org>", "Cc": "Harvey Yang <chenghaoyang@chromium.org>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Hi all,\n\nFixed some comments, while haven't made the design decision according\nto Laurent's question of heap implementation.\n\nWe need Debian & Fedora folks to confirm if any DMA heap or udmabuf\nwould be available by default to make progress.\n\nBR,\nHarvey\n\nHarvey Yang (3):\n libcamera: Move DmaHeap to HeapAllocator as a base class\n libcamera: Add UdmaHeap if DmaHeap is not valid\n libcamera: Add exportFrameBuffers in HeapAllocator\n\n include/libcamera/internal/heap_allocator.h | 42 +++\n include/libcamera/internal/meson.build | 1 +\n src/libcamera/heap_allocator.cpp | 355 +++++++++++++++++++\n src/libcamera/meson.build | 1 +\n src/libcamera/pipeline/rpi/vc4/dma_heaps.cpp | 90 -----\n src/libcamera/pipeline/rpi/vc4/dma_heaps.h | 32 --\n src/libcamera/pipeline/rpi/vc4/meson.build | 5 +-\n src/libcamera/pipeline/rpi/vc4/vc4.cpp | 11 +-\n 8 files changed, 405 insertions(+), 132 deletions(-)\n create mode 100644 include/libcamera/internal/heap_allocator.h\n create mode 100644 src/libcamera/heap_allocator.cpp\n delete mode 100644 src/libcamera/pipeline/rpi/vc4/dma_heaps.cpp\n delete mode 100644 src/libcamera/pipeline/rpi/vc4/dma_heaps.h" }