Ejemplos de fimc_pipeline_validate en C++ (Cpp)

Ejemplo n.º 1

Archivo: fimc-lite.c Proyecto: 19Dan01/linux

static int fimc_lite_streamon(struct file *file, void *priv,
			      enum v4l2_buf_type type)
{
	struct fimc_lite *fimc = video_drvdata(file);
	struct media_entity *entity = &fimc->ve.vdev.entity;
	int ret;

	if (fimc_lite_active(fimc))
		return -EBUSY;

	ret = media_entity_pipeline_start(entity, &fimc->ve.pipe->mp);
	if (ret < 0)
		return ret;

	ret = fimc_pipeline_validate(fimc);
	if (ret < 0)
		goto err_p_stop;

	fimc->sensor = fimc_find_remote_sensor(&fimc->subdev.entity);

	ret = vb2_ioctl_streamon(file, priv, type);
	if (!ret) {
		fimc->streaming = true;
		return ret;
	}

err_p_stop:
	media_entity_pipeline_stop(entity);
	return 0;
}

Ejemplo n.º 2

Archivo: fimc-capture.c Proyecto: artynet/linux-3.3.8

static int fimc_cap_streamon(struct file *file, void *priv,
			     enum v4l2_buf_type type)
{
	struct fimc_dev *fimc = video_drvdata(file);
	struct fimc_pipeline *p = &fimc->pipeline;
	int ret;

	if (fimc_capture_active(fimc))
		return -EBUSY;

	media_entity_pipeline_start(&p->sensor->entity, p->pipe);

	if (fimc->vid_cap.user_subdev_api) {
		ret = fimc_pipeline_validate(fimc);
		if (ret)
			return ret;
	}
	return vb2_streamon(&fimc->vid_cap.vbq, type);
}

Ejemplo n.º 3

static int fimc_lite_streamon(struct file *file, void *priv,
			      enum v4l2_buf_type type)
{
	struct fimc_lite *fimc = video_drvdata(file);
	struct v4l2_subdev *sensor = fimc->pipeline.subdevs[IDX_SENSOR];
	struct fimc_pipeline *p = &fimc->pipeline;
	int ret;

	if (fimc_lite_active(fimc))
		return -EBUSY;

	ret = media_entity_pipeline_start(&sensor->entity, p->m_pipeline);
	if (ret < 0)
		return ret;

	ret = fimc_pipeline_validate(fimc);
	if (ret) {
		media_entity_pipeline_stop(&sensor->entity);
		return ret;
	}

	return vb2_streamon(&fimc->vb_queue, type);
}

Ejemplo n.º 4

static int fimc_cap_streamon(struct file *file, void *priv,
			     enum v4l2_buf_type type)
{
	struct fimc_dev *fimc = video_drvdata(file);
	struct fimc_pipeline *p = &fimc->pipeline;
	struct v4l2_subdev *sd = p->subdevs[IDX_SENSOR];
	int ret;

	if (fimc_capture_active(fimc))
		return -EBUSY;

	ret = media_entity_pipeline_start(&sd->entity, p->m_pipeline);
	if (ret < 0)
		return ret;

	if (fimc->vid_cap.user_subdev_api) {
		ret = fimc_pipeline_validate(fimc);
		if (ret < 0) {
			media_entity_pipeline_stop(&sd->entity);
			return ret;
		}
	}
	return vb2_streamon(&fimc->vid_cap.vbq, type);
}