{"id":539,"url":"https://patchwork.libcamera.org/api/1.1/patches/539/?format=json","web_url":"https://patchwork.libcamera.org/patch/539/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/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":"<20190206060818.13907-25-laurent.pinchart@ideasonboard.com>","date":"2019-02-06T06:08:15","name":"[libcamera-devel,24/27] libcamera: pipeline: ipu3: Implement capture support","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"77c19b45d8c7a7ed26e1cf42d4ddab510f4bb3bb","submitter":{"id":2,"url":"https://patchwork.libcamera.org/api/1.1/people/2/?format=json","name":"Laurent Pinchart","email":"laurent.pinchart@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/539/mbox/","series":[{"id":170,"url":"https://patchwork.libcamera.org/api/1.1/series/170/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=170","date":"2019-02-06T06:07:51","name":"Capture frames throught requests","version":1,"mbox":"https://patchwork.libcamera.org/series/170/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/539/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/539/checks/","tags":{},"headers":{"Return-Path":"","Received":["from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 4C84A6102E\n\tfor ;\n\tWed, 6 Feb 2019 07:08:29 +0100 (CET)","from pendragon.ideasonboard.com (d51A4137F.access.telenet.be\n\t[81.164.19.127])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id EA75D2D8\n\tfor ;\n\tWed, 6 Feb 2019 07:08:28 +0100 (CET)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1549433309;\n\tbh=MDucwjuFwsuJIjZgyjkqHrLzRxfhWJSMRbAeJMD74Pw=;\n\th=From:To:Subject:Date:In-Reply-To:References:From;\n\tb=oiv0D6Z0feX72kirK/N23RIFNUJaxLztgZ1c3qC+RbRnuvLZct0TYW/a7n4XeLSpQ\n\tOunr+jBMcec/A1GPO4duXstrLQmNSVQQdKXvF5uI80G0M+7IjIoWUHHVukVFIGifvR\n\t6k+fq0KPop98a8z6ZUWDnzKVgs7kgBW4aac2YZQU=","From":"Laurent Pinchart ","To":"libcamera-devel@lists.libcamera.org","Date":"Wed, 6 Feb 2019 08:08:15 +0200","Message-Id":"<20190206060818.13907-25-laurent.pinchart@ideasonboard.com>","X-Mailer":"git-send-email 2.19.2","In-Reply-To":"<20190206060818.13907-1-laurent.pinchart@ideasonboard.com>","References":"<20190206060818.13907-1-laurent.pinchart@ideasonboard.com>","MIME-Version":"1.0","Content-Type":"text/plain; charset=UTF-8","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH 24/27] libcamera: pipeline: ipu3:\n\tImplement capture support","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":"Wed, 06 Feb 2019 06:08:30 -0000"},"content":"From: Jacopo Mondi \n\nReplace the buffer allocation, capture start/stop and request queue\nstubs with real implementations.\n\nSigned-off-by: Jacopo Mondi \nReviewed-by: Niklas Söderlund \nReviewed-by: Kieran Bingham \nReviewed-by: Laurent Pinchart \nSigned-off-by: Laurent Pinchart \n---\n src/libcamera/pipeline/ipu3/ipu3.cpp | 123 +++++++++++++++++++++++++--\n 1 file changed, 114 insertions(+), 9 deletions(-)","diff":"diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp\nindex 9629057a1b2f..34b03995ae31 100644\n--- a/src/libcamera/pipeline/ipu3/ipu3.cpp\n+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp\n@@ -9,6 +9,7 @@\n #include \n \n #include \n+#include \n #include \n \n #include \"device_enumerator.h\"\n@@ -97,12 +98,23 @@ PipelineHandlerIPU3::streamConfiguration(Camera *camera,\n \t\t\t\t\t std::vector &streams)\n {\n \tIPU3CameraData *data = cameraData(camera);\n-\n \tstd::map configs;\n+\tV4L2SubdeviceFormat format = {};\n \n-\tStreamConfiguration config{};\n+\t/*\n+\t * FIXME: As of now, return the image format reported by the sensor.\n+\t * In future good defaults should be provided for each stream.\n+\t */\n+\tif (data->sensor_->getFormat(0, &format)) {\n+\t\tLOG(IPU3, Error) << \"Failed to create stream configurations\";\n+\t\treturn configs;\n+\t}\n \n-\tLOG(IPU3, Info) << \"TODO: Return a good default format\";\n+\tStreamConfiguration config = {};\n+\tconfig.width = format.width;\n+\tconfig.height = format.height;\n+\tconfig.pixelFormat = V4L2_PIX_FMT_IPU3_SGRBG10;\n+\tconfig.bufferCount = 4;\n \n \tconfigs[&data->stream_] = config;\n \n@@ -113,38 +125,131 @@ int PipelineHandlerIPU3::configureStreams(Camera *camera,\n \t\t\t\t\t std::map &config)\n {\n \tIPU3CameraData *data = cameraData(camera);\n-\n \tStreamConfiguration *cfg = &config[&data->stream_];\n+\tV4L2Subdevice *sensor = data->sensor_;\n+\tV4L2Subdevice *csi2 = data->csi2_;\n+\tV4L2Device *cio2 = data->cio2_;\n+\tV4L2SubdeviceFormat subdevFormat = {};\n+\tV4L2DeviceFormat devFormat = {};\n+\tint ret;\n \n-\tLOG(IPU3, Info) << \"TODO: Configure the camera for resolution \"\n-\t\t\t<< cfg->width << \"x\" << cfg->height;\n+\t/*\n+\t * FIXME: as of now, the format gets applied to the sensor and is\n+\t * propagated along the pipeline. It should instead be applied on the\n+\t * capture device and the sensor format calculated accordingly.\n+\t */\n+\n+\tret = sensor->getFormat(0, &subdevFormat);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\tsubdevFormat.width = cfg->width;\n+\tsubdevFormat.height = cfg->height;\n+\tret = sensor->setFormat(0, &subdevFormat);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\t/* Return error if the requested format cannot be applied to sensor. */\n+\tif (subdevFormat.width != cfg->width ||\n+\t subdevFormat.height != cfg->height) {\n+\t\tLOG(IPU3, Error)\n+\t\t\t<< \"Failed to apply image format \"\n+\t\t\t<< subdevFormat.width << \"x\" << subdevFormat.height\n+\t\t\t<< \" - got: \" << cfg->width << \"x\" << cfg->height;\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tret = csi2->setFormat(0, &subdevFormat);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\tret = cio2->getFormat(&devFormat);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\tdevFormat.width = subdevFormat.width;\n+\tdevFormat.height = subdevFormat.height;\n+\tdevFormat.fourcc = cfg->pixelFormat;\n+\n+\tret = cio2->setFormat(&devFormat);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\tLOG(IPU3, Info) << cio2->driverName() << \": \"\n+\t\t\t<< devFormat.width << \"x\" << devFormat.height\n+\t\t\t<< \"- 0x\" << std::hex << devFormat.fourcc << \" planes: \"\n+\t\t\t<< devFormat.planes;\n \n \treturn 0;\n }\n \n int PipelineHandlerIPU3::allocateBuffers(Camera *camera, Stream *stream)\n {\n-\treturn -ENOTRECOVERABLE;\n+\tIPU3CameraData *data = cameraData(camera);\n+\tconst StreamConfiguration &cfg = stream->configuration();\n+\n+\tif (!cfg.bufferCount)\n+\t\treturn -EINVAL;\n+\n+\tint ret = data->cio2_->exportBuffers(cfg.bufferCount,\n+\t\t\t\t\t &stream->bufferPool());\n+\tif (ret) {\n+\t\tLOG(IPU3, Error) << \"Failed to request memory\";\n+\t\treturn ret;\n+\t}\n+\n+\treturn 0;\n }\n \n int PipelineHandlerIPU3::freeBuffers(Camera *camera, Stream *stream)\n {\n+\tIPU3CameraData *data = cameraData(camera);\n+\n+\tint ret = data->cio2_->releaseBuffers();\n+\tif (ret) {\n+\t\tLOG(IPU3, Error) << \"Failed to release memory\";\n+\t\treturn ret;\n+\t}\n+\n \treturn 0;\n }\n \n int PipelineHandlerIPU3::start(const Camera *camera)\n {\n-\tLOG(IPU3, Error) << \"TODO: start camera\";\n+\tIPU3CameraData *data = cameraData(camera);\n+\tint ret;\n+\n+\tret = data->cio2_->streamOn();\n+\tif (ret) {\n+\t\tLOG(IPU3, Info) << \"Failed to start camera \" << camera->name();\n+\t\treturn ret;\n+\t}\n+\n \treturn 0;\n }\n \n void PipelineHandlerIPU3::stop(const Camera *camera)\n {\n-\tLOG(IPU3, Error) << \"TODO: stop camera\";\n+\tIPU3CameraData *data = cameraData(camera);\n+\n+\tif (data->cio2_->streamOff())\n+\t\tLOG(IPU3, Info) << \"Failed to stop camera \" << camera->name();\n }\n \n int PipelineHandlerIPU3::queueRequest(const Camera *camera, Request *request)\n {\n+\tIPU3CameraData *data = cameraData(camera);\n+\tStream *stream = &data->stream_;\n+\n+\tBuffer *buffer = request->findBuffer(stream);\n+\tif (!buffer) {\n+\t\tLOG(IPU3, Error)\n+\t\t\t<< \"Attempt to queue request with invalid stream\";\n+\t\treturn -ENOENT;\n+\t}\n+\n+\tdata->cio2_->queueBuffer(buffer);\n+\n \treturn 0;\n }\n \n","prefixes":["libcamera-devel","24/27"]}