C++ (Cpp) tegra_camera_enable_avp 예제들

예제 #1

static int tegra_camera_open(struct inode *inode, struct file *file)
{
	struct miscdevice *miscdev = file->private_data;
	struct tegra_camera_dev *dev = container_of(miscdev,
						struct tegra_camera_dev,
						misc_dev);
	int ret = 0;

	dev_info(dev->dev, "%s\n", __func__);

	if (atomic_xchg(&dev->in_use, 1))
		return -EBUSY;

	file->private_data = dev;

	mutex_lock(&dev->tegra_camera_lock);
	tegra_camera_enable_avp(dev);
	/* turn on CSI regulator */
	ret = tegra_camera_power_on(dev);
	if (ret)
		goto open_exit;
	/* set EMC request */
	ret = tegra_camera_enable_emc(dev);
	if (ret)
		goto open_exit;
	/* enable camera HW clock */
	ret = tegra_camera_enable_clk(dev);
	if (ret)
		goto open_exit;
	camera_hook = true;

open_exit:
	mutex_unlock(&dev->tegra_camera_lock);
	return ret;
}

예제 #2

static int tegra_camera_open(struct inode *inode, struct file *file)
{
	struct miscdevice *miscdev = file->private_data;
	struct tegra_camera_dev *dev = container_of(miscdev,
						struct tegra_camera_dev,
						misc_dev);
	dev_info(dev->dev, "%s\n", __func__);
	file->private_data = dev;
	tegra_camera_enable_avp(dev);
	tegra_camera_enable_emc(dev);
	tegra_camera_power_on(dev);
	return 0;
}