Patch Detail
Show a patch.
GET /api/patches/3236/?format=api
{ "id": 3236, "url": "https://patchwork.libcamera.org/api/patches/3236/?format=api", "web_url": "https://patchwork.libcamera.org/patch/3236/", "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": "<20200321180951.32685-1-laurent.pinchart@ideasonboard.com>", "date": "2020-03-21T18:09:50", "name": "[libcamera-devel,1/2] libcamera: device_enumerator_udev: Update pending list in addUdevDevice", "commit_ref": "e75ef59e028e5b686d686789439ede443c9c4cde", "pull_url": null, "state": "accepted", "archived": false, "hash": "7cdfd381a30c0743cd399ec607421b98695041bb", "submitter": { "id": 2, "url": "https://patchwork.libcamera.org/api/people/2/?format=api", "name": "Laurent Pinchart", "email": "laurent.pinchart@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/3236/mbox/", "series": [ { "id": 755, "url": "https://patchwork.libcamera.org/api/series/755/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=755", "date": "2020-03-21T18:09:50", "name": "[libcamera-devel,1/2] libcamera: device_enumerator_udev: Update pending list in addUdevDevice", "version": 1, "mbox": "https://patchwork.libcamera.org/series/755/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/3236/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/3236/checks/", "tags": {}, "headers": { "Return-Path": "<laurent.pinchart@ideasonboard.com>", "Received": [ "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 4921D60415\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tSat, 21 Mar 2020 19:10:03 +0100 (CET)", "from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi\n\t[81.175.216.236])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id BFDCF308\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tSat, 21 Mar 2020 19:10:02 +0100 (CET)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1584814202;\n\tbh=roOAZQK5OOIObpv4aTNuCySoSwr8IvsYcY3GJ7Ktix8=;\n\th=From:To:Subject:Date:From;\n\tb=TsBL7bb0ZPJ4a/JXyPmI9MeCcFzBbKrNjXdPvzLHtihMg353Hcun1AVN8KU9z/Y93\n\tVUSa1Mkts1TtJI4pdYKs3eRaoWBFTdosqA7Lgdqke/95qa0kPlBn30V3wU7Ww/GWIJ\n\thrO2NwUl+6TTmmaXAMD/RubSj2VnI1a1KHA/JLus=", "From": "Laurent Pinchart <laurent.pinchart@ideasonboard.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Sat, 21 Mar 2020 20:09:50 +0200", "Message-Id": "<20200321180951.32685-1-laurent.pinchart@ideasonboard.com>", "X-Mailer": "git-send-email 2.24.1", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH 1/2] libcamera: device_enumerator_udev:\n\tUpdate pending list in addUdevDevice", "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": "Sat, 21 Mar 2020 18:10:03 -0000" }, "content": "Media devices that have unmet dependencies are added to the pending list\nin populateMediaDevice(). Move the code to the caller, addUdevDevice(),\nas it logically belongs there.\n\nSigned-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/libcamera/device_enumerator_udev.cpp | 28 ++++++++-----------\n .../include/device_enumerator_udev.h | 2 +-\n 2 files changed, 13 insertions(+), 17 deletions(-)", "diff": "diff --git a/src/libcamera/device_enumerator_udev.cpp b/src/libcamera/device_enumerator_udev.cpp\nindex e55350544feb..ea3f6b7c9ae0 100644\n--- a/src/libcamera/device_enumerator_udev.cpp\n+++ b/src/libcamera/device_enumerator_udev.cpp\n@@ -81,7 +81,8 @@ int DeviceEnumeratorUdev::addUdevDevice(struct udev_device *dev)\n \t\tif (!media)\n \t\t\treturn -ENODEV;\n \n-\t\tint ret = populateMediaDevice(media);\n+\t\tDependencyMap deps;\n+\t\tint ret = populateMediaDevice(media.get(), &deps);\n \t\tif (ret < 0) {\n \t\t\tLOG(DeviceEnumerator, Warning)\n \t\t\t\t<< \"Failed to populate media device \"\n@@ -90,10 +91,16 @@ int DeviceEnumeratorUdev::addUdevDevice(struct udev_device *dev)\n \t\t\treturn ret;\n \t\t}\n \n-\t\tif (ret) {\n+\t\tif (!deps.empty()) {\n \t\t\tLOG(DeviceEnumerator, Debug)\n \t\t\t\t<< \"Defer media device \" << media->deviceNode()\n \t\t\t\t<< \" due to \" << ret << \" missing dependencies\";\n+\n+\t\t\tpending_.emplace_back(media, deps);\n+\t\t\tMediaDeviceDeps *mediaDeps = &pending_.back();\n+\t\t\tfor (const auto &dep : mediaDeps->deps_)\n+\t\t\t\tdevMap_[dep.first] = mediaDeps;\n+\n \t\t\treturn 0;\n \t\t}\n \n@@ -185,10 +192,9 @@ done:\n \treturn 0;\n }\n \n-int DeviceEnumeratorUdev::populateMediaDevice(const std::shared_ptr<MediaDevice> &media)\n+int DeviceEnumeratorUdev::populateMediaDevice(MediaDevice *media, DependencyMap *deps)\n {\n \tstd::set<dev_t> children;\n-\tDependencyMap deps;\n \n \t/* Associate entities to device node paths. */\n \tfor (MediaEntity *entity : media->entities()) {\n@@ -203,7 +209,7 @@ int DeviceEnumeratorUdev::populateMediaDevice(const std::shared_ptr<MediaDevice>\n \t\t * dependencies.\n \t\t */\n \t\tif (orphans_.find(devnum) == orphans_.end()) {\n-\t\t\tdeps[devnum].push_back(entity);\n+\t\t\t(*deps)[devnum].push_back(entity);\n \t\t\tcontinue;\n \t\t}\n \n@@ -231,17 +237,7 @@ int DeviceEnumeratorUdev::populateMediaDevice(const std::shared_ptr<MediaDevice>\n \t\t\t++it;\n \t}\n \n-\t/*\n-\t * If the media device has unmet dependencies, add it to the pending\n-\t * list and update the devnum map accordingly.\n-\t */\n-\tif (!deps.empty()) {\n-\t\tpending_.emplace_back(media, deps);\n-\t\tfor (const auto &dep : deps)\n-\t\t\tdevMap_[dep.first] = &pending_.back();\n-\t}\n-\n-\treturn deps.size();\n+\treturn 0;\n }\n \n /**\ndiff --git a/src/libcamera/include/device_enumerator_udev.h b/src/libcamera/include/device_enumerator_udev.h\nindex 6d8268620185..efaefe5dc4a3 100644\n--- a/src/libcamera/include/device_enumerator_udev.h\n+++ b/src/libcamera/include/device_enumerator_udev.h\n@@ -63,7 +63,7 @@ private:\n \tstd::map<dev_t, MediaDeviceDeps *> devMap_;\n \n \tint addUdevDevice(struct udev_device *dev);\n-\tint populateMediaDevice(const std::shared_ptr<MediaDevice> &media);\n+\tint populateMediaDevice(MediaDevice *media, DependencyMap *deps);\n \tstd::string lookupDeviceNode(dev_t devnum);\n \n \tint addV4L2Device(dev_t devnum);\n", "prefixes": [ "libcamera-devel", "1/2" ] }