{"id":18320,"url":"https://patchwork.libcamera.org/api/patches/18320/?format=json","web_url":"https://patchwork.libcamera.org/patch/18320/","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":"<20230227-android-gralloc-v2-1-029b4d2a0c4d@baylibre.com>","date":"2023-02-28T14:15:46","name":"[libcamera-devel,v2] android: mm: generic: use GRALLOC_HARDWARE_MODULE_ID","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"24c54a8885c1aa14d60838ed23dc932c15bc4d65","submitter":{"id":153,"url":"https://patchwork.libcamera.org/api/people/153/?format=json","name":"Mattijs Korpershoek","email":"mkorpershoek@baylibre.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/18320/mbox/","series":[{"id":3777,"url":"https://patchwork.libcamera.org/api/series/3777/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=3777","date":"2023-02-28T14:15:46","name":"[libcamera-devel,v2] android: mm: generic: use GRALLOC_HARDWARE_MODULE_ID","version":2,"mbox":"https://patchwork.libcamera.org/series/3777/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/18320/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/18320/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 CC0A8BE080\n\tfor ;\n\tTue, 28 Feb 2023 14:15:54 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 512886269B;\n\tTue, 28 Feb 2023 15:15:54 +0100 (CET)","from mail-wm1-x32a.google.com (mail-wm1-x32a.google.com\n\t[IPv6:2a00:1450:4864:20::32a])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 5A3A962691\n\tfor ;\n\tTue, 28 Feb 2023 15:15:52 +0100 (CET)","by mail-wm1-x32a.google.com with SMTP id\n\tbg16-20020a05600c3c9000b003eb34e21bdfso6206164wmb.0\n\tfor ;\n\tTue, 28 Feb 2023 06:15:52 -0800 (PST)","from mkorpershoek-xps13.local ([82.66.159.240])\n\tby smtp.gmail.com with ESMTPSA id\n\tn4-20020a7bcbc4000000b003dc3f3d77e3sm11872464wmi.7.2023.02.28.06.15.51\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tTue, 28 Feb 2023 06:15:51 -0800 (PST)"],"DKIM-Signature":["v=1; 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dkim=pass (2048-bit key; \n\tunprotected)\n\theader.d=baylibre-com.20210112.gappssmtp.com\n\theader.i=@baylibre-com.20210112.gappssmtp.com header.b=\"NYZvhrbe\"; \n\tdkim-atps=neutral","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20210112;\n\th=cc:to:message-id:content-transfer-encoding:mime-version:subject\n\t:date:from:x-gm-message-state:from:to:cc:subject:date:message-id\n\t:reply-to;\n\tbh=xfrgrBwq986v9yu5KBszNOyOzUhzZe5srlbJGY80N64=;\n\tb=VIPsBPlxlAwdzVXBcJoOwcgInE88gJdI4Aq4Hb0Qe4VSH6Y84qfY7Iu5QIFLsJWzg0\n\tbydufQDhIaSjPvkTg73QdIL4ewXQHnoNqPgVcRQY86PP9eXQvuwl58lP/+qMfYsBdcSZ\n\tN4vhBBIFIttDrHhramUN50M6R/T0gNHHFgFytGFmt96SDmbPfCBrW1K6hPL9jloE7I8m\n\tzU6LBRJaz7/dUiW22RIqGB8Ym0kWWGlmZJRJcNZT/d/HGBAA7hGWOv3GGfsNmAc7lkwK\n\txEVb9qozQJNwHks+UXuMSKHaVrDIfIX2ivk2dTtAWme2nfXo4tuIY3DtvaKRIKct8HTG\n\taLgw==","X-Gm-Message-State":"AO0yUKWMy7wE8zJT9/vJYSIgKVUdyHmRwaD/NeKoMJBnunFutL/sJgYP\n\t/5cElp6DGt3I9gbL8r5agFu30X1IJDEsOCTd","X-Google-Smtp-Source":"AK7set93jtgbMj4NSQLINVwZEnf/ffjSlDs3sTtMelvY7dRp49au4GRtZjqPtU6OsQFH4ruIbZ0WjA==","X-Received":"by 2002:a05:600c:1c96:b0:3eb:38b0:e757 with SMTP id\n\tk22-20020a05600c1c9600b003eb38b0e757mr2358787wms.10.1677593751860; \n\tTue, 28 Feb 2023 06:15:51 -0800 (PST)","Date":"Tue, 28 Feb 2023 15:15:46 +0100","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"<20230227-android-gralloc-v2-1-029b4d2a0c4d@baylibre.com>","X-B4-Tracking":"v=1; b=H4sIAJEM/mMC/3WNywqDMBBFf0WybkoerZau+h/FxSQZdUCTMhGpi\n\tP/e6L7Lcy+Hs4mMTJjFs9oE40KZUixgLpXwA8QeJYXCwihjlTGNhBg4UZA9wzgmL9UNrQ53DL5\n\t+iGI5yCgdQ/TD4U2QZ+Tj+DB29D1T77bwQHlOvJ7lRR/r/8iipZbW1qrzHTRehZeDdSTHePVpE\n\tu2+7z+o3XHwygAAAA==","To":"libcamera-devel@lists.libcamera.org","X-Mailer":"b4 0.12.1","Subject":"[libcamera-devel] [PATCH v2] android: mm: generic: use\n\tGRALLOC_HARDWARE_MODULE_ID","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":"Mattijs Korpershoek via libcamera-devel\n\t","Reply-To":"Mattijs Korpershoek ","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"PlatformFrameBufferAllocator is an abstraction over gralloc.\nRight now hardwareModule_ points towards a CAMERA_HARDWARE_MODULE_ID.\n\nWhen gralloc_open() is called we observe:\nlibcamera: DEBUG HAL camera3_hal.cpp:75 Open camera gpu0\nlibcamera: ERROR Camera camera.cpp:524 Camera in Configured state trying acquire() requiring state Available\n01-23 14:14:04.742 370 416 E libcamera: FATAL HAL generic_frame_buffer_allocator.cpp:105 gralloc_open() failed: -87\n\nWhich is wrong, gralloc_open() is attempting to re-open the camera HAL,\ninstead of the gralloc HAL.\n\nPoint to a GRALLOC_HARDWARE_MODULE_ID instead so that we can request\nbuffers from gralloc in android.\n\nNote: this add a new dependency on android's libhardware [1]\n\n[1] https://android.googlesource.com/platform/hardware/libhardware\n\nFixes: c58662c5770e (\"android: Introduce PlatformFrameBufferAllocator\")\nSigned-off-by: Mattijs Korpershoek \n---\n* Tested on an integration branch in Android 12 (Using android.bp)\n* Build tested with meson.\n---\nChanges in v2:\n- Add dlclose() in PlatformFrameBufferAllocator destructor (Laurent)\n- Removed RFC, as linking against an AOSP lib for android is OK.\n- Link to v1: https://lists.libcamera.org/pipermail/libcamera-devel/2023-February/036857.html\n---\n src/android/mm/generic_frame_buffer_allocator.cpp | 7 +++++--\n 1 file changed, 5 insertions(+), 2 deletions(-)\n\n\n---\nbase-commit: 58e0b6e18c425072a47594f42fc0b61801403aca\nchange-id: 20230227-android-gralloc-04e31d5edc68\n\nBest regards,","diff":"diff --git a/src/android/mm/generic_frame_buffer_allocator.cpp b/src/android/mm/generic_frame_buffer_allocator.cpp\nindex 3750e1bf52a9..7ecef2c669df 100644\n--- a/src/android/mm/generic_frame_buffer_allocator.cpp\n+++ b/src/android/mm/generic_frame_buffer_allocator.cpp\n@@ -5,6 +5,7 @@\n * generic_camera_buffer.cpp - Allocate FrameBuffer using gralloc API\n */\n \n+#include \n #include \n #include \n \n@@ -72,9 +73,10 @@ class PlatformFrameBufferAllocator::Private : public Extensible::Private\n public:\n \tPrivate(CameraDevice *const cameraDevice)\n \t\t: cameraDevice_(cameraDevice),\n-\t\t hardwareModule_(cameraDevice->camera3Device()->common.module),\n+\t\t hardwareModule_(nullptr),\n \t\t allocDevice_(nullptr)\n \t{\n+\t\thw_get_module(GRALLOC_HARDWARE_MODULE_ID, &hardwareModule_);\n \t\tASSERT(hardwareModule_);\n \t}\n \n@@ -85,7 +87,7 @@ public:\n \n private:\n \tconst CameraDevice *const cameraDevice_;\n-\tstruct hw_module_t *const hardwareModule_;\n+\tconst struct hw_module_t *hardwareModule_;\n \tstruct alloc_device_t *allocDevice_;\n };\n \n@@ -93,6 +95,7 @@ PlatformFrameBufferAllocator::Private::~Private()\n {\n \tif (allocDevice_)\n \t\tgralloc_close(allocDevice_);\n+\tdlclose(hardwareModule_->dso);\n }\n \n std::unique_ptr\n","prefixes":["libcamera-devel","v2"]}