{"id":360,"url":"https://patchwork.libcamera.org/api/patches/360/?format=json","web_url":"https://patchwork.libcamera.org/patch/360/","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":"<20190124101651.9993-6-laurent.pinchart@ideasonboard.com>","date":"2019-01-24T10:16:46","name":"[libcamera-devel,05/10] libcamera: media_device: Add disconnected signal","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"62fe0d30624f19fda6fe1ebfad7431c06c4519ea","submitter":{"id":2,"url":"https://patchwork.libcamera.org/api/people/2/?format=json","name":"Laurent Pinchart","email":"laurent.pinchart@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/360/mbox/","series":[{"id":125,"url":"https://patchwork.libcamera.org/api/series/125/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=125","date":"2019-01-24T10:16:41","name":"Hotplug support and object lifetime management","version":1,"mbox":"https://patchwork.libcamera.org/series/125/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/360/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/360/checks/","tags":{},"headers":{"Return-Path":"","Received":["from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id B198260C78\n\tfor ;\n\tThu, 24 Jan 2019 11:16:58 +0100 (CET)","from pendragon.bb.dnainternet.fi\n\t(dfj612yhrgyx302h3jwwy-3.rev.dnainternet.fi\n\t[IPv6:2001:14ba:21f5:5b00:ce28:277f:58d7:3ca4])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 4832E23A;\n\tThu, 24 Jan 2019 11:16:58 +0100 (CET)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1548325018;\n\tbh=jiQk+fOuv06fpKtb2EcywkAZQi4ALqLUV3NMZst7JDA=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=JR5YIoO4JRFlcblEcgxwEnKvE9zUhVO5vubEjvIZm3JUX7z9Nn1jvDb3NuRoOvXXx\n\tsD/R1ZVyi/2K6aQP/tDnS2aLpHI1x6I4SQxguptO0/st1jZlYUguRvyShgMs7WByRb\n\tgXy8LuCEOhCBTBDtAzJqFamHj0W0rp4zrzlheTJ8=","From":"Laurent Pinchart ","To":"libcamera-devel@lists.libcamera.org","Date":"Thu, 24 Jan 2019 12:16:46 +0200","Message-Id":"<20190124101651.9993-6-laurent.pinchart@ideasonboard.com>","X-Mailer":"git-send-email 2.19.2","In-Reply-To":"<20190124101651.9993-1-laurent.pinchart@ideasonboard.com>","References":"<20190124101651.9993-1-laurent.pinchart@ideasonboard.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH 05/10] libcamera: media_device: Add\n\tdisconnected signal","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.23","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","X-List-Received-Date":"Thu, 24 Jan 2019 10:16:58 -0000"},"content":"The signal is emitted when the hardware device corresponding to the\nmedia device is unplugged. This will trigger the full unplug handling\nchain.\n\nSigned-off-by: Laurent Pinchart \n---\n src/libcamera/include/media_device.h | 4 ++++\n src/libcamera/media_device.cpp | 10 ++++++++++\n 2 files changed, 14 insertions(+)","diff":"diff --git a/src/libcamera/include/media_device.h b/src/libcamera/include/media_device.h\nindex 8a7b9489faa9..27a2b46a4392 100644\n--- a/src/libcamera/include/media_device.h\n+++ b/src/libcamera/include/media_device.h\n@@ -14,6 +14,8 @@\n \n #include \n \n+#include \n+\n #include \"media_object.h\"\n \n namespace libcamera {\n@@ -48,6 +50,8 @@ public:\n \tMediaLink *link(const MediaPad *source, const MediaPad *sink);\n \tint disableLinks();\n \n+\tSignal disconnected;\n+\n private:\n \tstd::string driver_;\n \tstd::string deviceNode_;\ndiff --git a/src/libcamera/media_device.cpp b/src/libcamera/media_device.cpp\nindex 51e5088ebdd9..be81bd8c4c23 100644\n--- a/src/libcamera/media_device.cpp\n+++ b/src/libcamera/media_device.cpp\n@@ -427,6 +427,16 @@ int MediaDevice::disableLinks()\n \treturn 0;\n }\n \n+/**\n+ * \\var MediaDevice::disconnected\n+ * \\brief Signal emitted when the media device is disconnected from the system\n+ *\n+ * This signal is emitted when the device enumerator detects that the media\n+ * device has been removed from the system. For hot-pluggable devices this is\n+ * usually caused by physical device disconnection, but can also result from\n+ * driver unloading for most devices. The media device is passed as a parameter.\n+ */\n+\n /**\n * \\var MediaDevice::objects_\n * \\brief Global map of media objects (entities, pads, links) keyed by their\n","prefixes":["libcamera-devel","05/10"]}