/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * v4l2_subdevice_test.cpp - VIMC-based V4L2 subdevice test */ #include #include #include #include "libcamera/internal/device_enumerator.h" #include "libcamera/internal/media_device.h" #include "libcamera/internal/v4l2_subdevice.h" #include "v4l2_subdevice_test.h" using namespace std; using namespace libcamera; /* * This test runs on vimc media device. For a description of vimc, in the * context of libcamera testing, please refer to * 'test/media_device/media_device_link_test.cpp' file. * * If the vimc module is not loaded, the test gets skipped. */ int V4L2SubdeviceTest::init() { enumerator_ = DeviceEnumerator::create(); if (!enumerator_) { cerr << "Failed to create device enumerator" << endl; return TestFail; } if (enumerator_->enumerate()) { cerr << "Failed to enumerate media devices" << endl; return TestFail; } DeviceMatch dm("vimc"); media_ = enumerator_->search(dm); if (!media_) { cerr << "Unable to find \'vimc\' media device node" << endl; return TestSkip; } MediaEntity *videoEntity = media_->getEntityByName("Scaler"); if (!videoEntity) { cerr << "Unable to find media entity 'Scaler'" << endl; return TestFail; } scaler_ = new V4L2Subdevice(videoEntity); if (scaler_->open()) { cerr << "Unable to open video subdevice " << scaler_->entity()->deviceNode() << endl; return TestSkip; } return 0; } void V4L2SubdeviceTest::cleanup() { delete scaler_; } =6b22a3657c615588ff489dbe16a0484530830823'>refslog tree commit diff

path: root/include/linux/dma-buf.h

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