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{ "id": 12216, "url": "https://patchwork.libcamera.org/api/1.1/patches/12216/?format=api", "web_url": "https://patchwork.libcamera.org/patch/12216/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/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": "<20210506180606.43447-1-pnguyen@baylibre.com>", "date": "2021-05-06T18:06:06", "name": "[libcamera-devel,v2] pipeline: simple: Rework the supportedDevices list", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "f964995be7981ecabe5f0fe81b2194e6aaebdb4f", "submitter": { "id": 79, "url": "https://patchwork.libcamera.org/api/1.1/people/79/?format=api", "name": "Phi-bang Nguyen", "email": "pnguyen@baylibre.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/12216/mbox/", "series": [ { "id": 2006, "url": "https://patchwork.libcamera.org/api/1.1/series/2006/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2006", "date": "2021-05-06T18:06:06", "name": "[libcamera-devel,v2] pipeline: simple: Rework the supportedDevices list", "version": 2, "mbox": "https://patchwork.libcamera.org/series/2006/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/12216/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/12216/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "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 560E6BDE7F\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 6 May 2021 18:06:25 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id CFEF668918;\n\tThu, 6 May 2021 20:06:24 +0200 (CEST)", "from mail-wr1-x433.google.com (mail-wr1-x433.google.com\n\t[IPv6:2a00:1450:4864:20::433])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 8228B68901\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 6 May 2021 20:06:23 +0200 (CEST)", "by mail-wr1-x433.google.com with SMTP id t18so6575746wry.1\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 06 May 2021 11:06:23 -0700 (PDT)", "from localhost.localdomain (206.159.69.91.rev.sfr.net.\n\t[91.69.159.206]) by smtp.googlemail.com with ESMTPSA id\n\tv15sm10714297wmj.39.2021.05.06.11.06.21\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tThu, 06 May 2021 11:06:21 -0700 (PDT)" ], "Authentication-Results": "lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=baylibre-com.20150623.gappssmtp.com\n\theader.i=@baylibre-com.20150623.gappssmtp.com\n\theader.b=\"EU/4m4x4\"; 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\n\tThu, 06 May 2021 11:06:22 -0700 (PDT)", "From": "Phi-Bang Nguyen <pnguyen@baylibre.com>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Thu, 6 May 2021 20:06:06 +0200", "Message-Id": "<20210506180606.43447-1-pnguyen@baylibre.com>", "X-Mailer": "git-send-email 2.25.1", "MIME-Version": "1.0", "Subject": "[libcamera-devel] [PATCH v2] pipeline: simple: Rework the\n\tsupportedDevices list", "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>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "The supportedDevices may contain entries which have the same driver\nbut different converters. For example, if we add these two entries:\n\n{ \"mtk-seninf\", \"mtk-mdp\", 3 },\n{ \"mtk-seninf\", \"mtk-mdp3\", 3 },\n\nthe simple pipeline handler will always take the first one where it\ncan acquire the driver and skip the rest.\n\nSo, make the changes to support this usecase.\n\nSigned-off-by: Phi-Bang Nguyen <pnguyen@baylibre.com>\n---\n src/libcamera/pipeline/simple/simple.cpp | 30 +++++++++++++++---------\n 1 file changed, 19 insertions(+), 11 deletions(-)", "diff": "diff --git a/src/libcamera/pipeline/simple/simple.cpp b/src/libcamera/pipeline/simple/simple.cpp\nindex f6095d38..4c87ec4c 100644\n--- a/src/libcamera/pipeline/simple/simple.cpp\n+++ b/src/libcamera/pipeline/simple/simple.cpp\n@@ -127,16 +127,19 @@ class SimplePipelineHandler;\n \n struct SimplePipelineInfo {\n \tconst char *driver;\n-\tconst char *converter;\n-\tunsigned int numStreams;\n+\t/*\n+\t * Each converter in the list contains the name\n+\t * and the number of streams it supports.\n+\t */\n+\tstd::vector<std::pair<const char *, unsigned int>> converters;\n };\n \n namespace {\n \n static const SimplePipelineInfo supportedDevices[] = {\n-\t{ \"imx7-csi\", \"pxp\", 1 },\n-\t{ \"qcom-camss\", nullptr, 1 },\n-\t{ \"sun6i-csi\", nullptr, 1 },\n+\t{ \"imx7-csi\", { { \"pxp\", 1 } } },\n+\t{ \"qcom-camss\", {} },\n+\t{ \"sun6i-csi\", {} },\n };\n \n } /* namespace */\n@@ -145,7 +148,7 @@ class SimpleCameraData : public CameraData\n {\n public:\n \tSimpleCameraData(SimplePipelineHandler *pipe,\n-\t\t\t const SimplePipelineInfo *info,\n+\t\t\t unsigned int numStreams,\n \t\t\t MediaEntity *sensor);\n \n \tbool isValid() const { return sensor_ != nullptr; }\n@@ -266,9 +269,9 @@ private:\n */\n \n SimpleCameraData::SimpleCameraData(SimplePipelineHandler *pipe,\n-\t\t\t\t const SimplePipelineInfo *info,\n+\t\t\t\t unsigned int numStreams,\n \t\t\t\t MediaEntity *sensor)\n-\t: CameraData(pipe), streams_(info->numStreams)\n+\t: CameraData(pipe), streams_(numStreams)\n {\n \tint ret;\n \n@@ -934,6 +937,7 @@ bool SimplePipelineHandler::match(DeviceEnumerator *enumerator)\n {\n \tconst SimplePipelineInfo *info = nullptr;\n \tMediaDevice *converter = nullptr;\n+\tunsigned int numStreams = 1;\n \n \tfor (const SimplePipelineInfo &inf : supportedDevices) {\n \t\tDeviceMatch dm(inf.driver);\n@@ -947,9 +951,13 @@ bool SimplePipelineHandler::match(DeviceEnumerator *enumerator)\n \tif (!media_)\n \t\treturn false;\n \n-\tif (info->converter) {\n-\t\tDeviceMatch converterMatch(info->converter);\n+\tfor (const auto &[name, streams] : info->converters) {\n+\t\tDeviceMatch converterMatch(name);\n \t\tconverter = acquireMediaDevice(enumerator, converterMatch);\n+\t\tif (converter) {\n+\t\t\tnumStreams = streams;\n+\t\t\tbreak;\n+\t\t}\n \t}\n \n \t/* Locate the sensors. */\n@@ -983,7 +991,7 @@ bool SimplePipelineHandler::match(DeviceEnumerator *enumerator)\n \n \tfor (MediaEntity *sensor : sensors) {\n \t\tstd::unique_ptr<SimpleCameraData> data =\n-\t\t\tstd::make_unique<SimpleCameraData>(this, info, sensor);\n+\t\t\tstd::make_unique<SimpleCameraData>(this, numStreams, sensor);\n \t\tif (!data->isValid()) {\n \t\t\tLOG(SimplePipeline, Error)\n \t\t\t\t<< \"No valid pipeline for sensor '\"\n", "prefixes": [ "libcamera-devel", "v2" ] }