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{ "id": 738, "url": "https://patchwork.libcamera.org/api/patches/738/?format=api", "web_url": "https://patchwork.libcamera.org/patch/738/", "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": "<20190314155106.30106-4-jacopo@jmondi.org>", "date": "2019-03-14T15:51:05", "name": "[libcamera-devel,v3,3/4] libcamera: ipu3: Make sure sensor provides a compatible format", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "503b38cdeb27b7f686782487c6a8380414ef62d7", "submitter": { "id": 3, "url": "https://patchwork.libcamera.org/api/people/3/?format=api", "name": "Jacopo Mondi", "email": "jacopo@jmondi.org" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/738/mbox/", "series": [ { "id": 207, "url": "https://patchwork.libcamera.org/api/series/207/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=207", "date": "2019-03-14T15:51:02", "name": "libcamera: ipu3: Pre-ImgU support", "version": 3, "mbox": "https://patchwork.libcamera.org/series/207/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/738/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/738/checks/", "tags": {}, "headers": { "Return-Path": "<jacopo@jmondi.org>", "Received": [ "from relay11.mail.gandi.net (relay11.mail.gandi.net\n\t[217.70.178.231])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id E70E9610C5\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 14 Mar 2019 16:50:38 +0100 (CET)", "from uno.lan (2-224-242-101.ip172.fastwebnet.it [2.224.242.101])\n\t(Authenticated sender: jacopo@jmondi.org)\n\tby relay11.mail.gandi.net (Postfix) with ESMTPSA id 7F7A5100002;\n\tThu, 14 Mar 2019 15:50:38 +0000 (UTC)" ], "From": "Jacopo Mondi <jacopo@jmondi.org>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Thu, 14 Mar 2019 16:51:05 +0100", "Message-Id": "<20190314155106.30106-4-jacopo@jmondi.org>", "X-Mailer": "git-send-email 2.21.0", "In-Reply-To": "<20190314155106.30106-1-jacopo@jmondi.org>", "References": "<20190314155106.30106-1-jacopo@jmondi.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v3 3/4] libcamera: ipu3: Make sure sensor\n\tprovides a compatible format", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.23", "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": "Thu, 14 Mar 2019 15:50:39 -0000" }, "content": "When creating a camera, make sure a the image sensor provides images in\na format compatible with IPU3 CIO2 unit requirements.\n\nSigned-off-by: Jacopo Mondi <jacopo@jmondi.org>\n---\n src/libcamera/pipeline/ipu3/ipu3.cpp | 58 +++++++++++++++++++++++++++-\n 1 file changed, 56 insertions(+), 2 deletions(-)", "diff": "diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp\nindex 55489c31df2d..90faef1bdece 100644\n--- a/src/libcamera/pipeline/ipu3/ipu3.cpp\n+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp\n@@ -8,6 +8,8 @@\n #include <memory>\n #include <vector>\n \n+#include <linux/media-bus-format.h>\n+\n #include <libcamera/camera.h>\n #include <libcamera/request.h>\n #include <libcamera/stream.h>\n@@ -78,6 +80,8 @@ private:\n \t\t\tPipelineHandler::cameraData(camera));\n \t}\n \n+\tint mediaBusToCIO2Format(unsigned int code);\n+\n \tvoid registerCameras();\n \n \tstd::shared_ptr<MediaDevice> cio2_;\n@@ -327,6 +331,38 @@ bool PipelineHandlerIPU3::match(DeviceEnumerator *enumerator)\n \treturn true;\n }\n \n+int PipelineHandlerIPU3::mediaBusToCIO2Format(unsigned int code)\n+{\n+\tswitch(code) {\n+\tcase MEDIA_BUS_FMT_SBGGR8_1X8:\n+\tcase MEDIA_BUS_FMT_SBGGR10_1X10:\n+\tcase MEDIA_BUS_FMT_SBGGR12_1X12:\n+\tcase MEDIA_BUS_FMT_SBGGR14_1X14:\n+\tcase MEDIA_BUS_FMT_SBGGR16_1X16:\n+\t\treturn V4L2_PIX_FMT_IPU3_SBGGR10;\n+\tcase MEDIA_BUS_FMT_SGBRG8_1X8:\n+\tcase MEDIA_BUS_FMT_SGBRG10_1X10:\n+\tcase MEDIA_BUS_FMT_SGBRG12_1X12:\n+\tcase MEDIA_BUS_FMT_SGBRG14_1X14:\n+\tcase MEDIA_BUS_FMT_SGBRG16_1X16:\n+\t\treturn V4L2_PIX_FMT_IPU3_SGBRG10;\n+\tcase MEDIA_BUS_FMT_SGRBG8_1X8:\n+\tcase MEDIA_BUS_FMT_SGRBG10_1X10:\n+\tcase MEDIA_BUS_FMT_SGRBG12_1X12:\n+\tcase MEDIA_BUS_FMT_SGRBG14_1X14:\n+\tcase MEDIA_BUS_FMT_SGRBG16_1X16:\n+\t\treturn V4L2_PIX_FMT_IPU3_SGRBG10;\n+\tcase MEDIA_BUS_FMT_SRGGB8_1X8:\n+\tcase MEDIA_BUS_FMT_SRGGB10_1X10:\n+\tcase MEDIA_BUS_FMT_SRGGB12_1X12:\n+\tcase MEDIA_BUS_FMT_SRGGB14_1X14:\n+\tcase MEDIA_BUS_FMT_SRGGB16_1X16:\n+\t\treturn V4L2_PIX_FMT_IPU3_SRGGB10;\n+\tdefault:\n+\t\treturn -EINVAL;\n+\t}\n+}\n+\n /*\n * Cameras are created associating an image sensor (represented by a\n * media entity with function MEDIA_ENT_F_CAM_SENSOR) to one of the four\n@@ -404,18 +440,36 @@ void PipelineHandlerIPU3::registerCameras()\n \t\tif (ret)\n \t\t\tcontinue;\n \n-\t\tdata->cio2_->bufferReady.connect(data.get(), &IPU3CameraData::bufferReady);\n-\n+\t\t/*\n+\t\t * Make sure the sensor produces at least one image format\n+\t\t * compatible with IPU3 CIO2 requirements.\n+\t\t */\n \t\tdata->sensor_ = new V4L2Subdevice(sensor);\n \t\tret = data->sensor_->open();\n \t\tif (ret)\n \t\t\tcontinue;\n \n+\t\tconst FormatEnum formats = data->sensor_->formats(0);\n+\t\tauto it = formats.begin();\n+\t\tfor (; it != formats.end(); ++it) {\n+\t\t\tif (mediaBusToCIO2Format(it->first) != -EINVAL)\n+\t\t\t\tbreak;\n+\t\t}\n+\t\tif (it == formats.end()) {\n+\t\tLOG(IPU3, Info) << \"Sensor '\" << data->sensor_->deviceName()\n+\t\t\t\t<< \"' detected, but no supported image format \"\n+\t\t\t\t<< \" found: skip camera creation\";\n+\t\t\tcontinue;\n+\t\t}\n+\n \t\tdata->csi2_ = new V4L2Subdevice(csi2);\n \t\tret = data->csi2_->open();\n \t\tif (ret)\n \t\t\tcontinue;\n \n+\t\tdata->cio2_->bufferReady.connect(data.get(),\n+\t\t\t\t\t\t&IPU3CameraData::bufferReady);\n+\n \t\tregisterCamera(std::move(camera), std::move(data));\n \n \t\tLOG(IPU3, Info)\n", "prefixes": [ "libcamera-devel", "v3", "3/4" ] }