static int lantiq_rcu_reset_of_parse()

in reset-lantiq.c [123:150]

• 24 lines of code
• 4 McCabe index (conditional complexity)

static int lantiq_rcu_reset_of_parse(struct platform_device *pdev,
			       struct lantiq_rcu_reset_priv *priv)
{
	struct device *dev = &pdev->dev;
	const __be32 *offset;

	priv->regmap = syscon_node_to_regmap(dev->of_node->parent);
	if (IS_ERR(priv->regmap)) {
		dev_err(&pdev->dev, "Failed to lookup RCU regmap\n");
		return PTR_ERR(priv->regmap);
	}

	offset = of_get_address(dev->of_node, 0, NULL, NULL);
	if (!offset) {
		dev_err(&pdev->dev, "Failed to get RCU reset offset\n");
		return -ENOENT;
	}
	priv->reset_offset = __be32_to_cpu(*offset);

	offset = of_get_address(dev->of_node, 1, NULL, NULL);
	if (!offset) {
		dev_err(&pdev->dev, "Failed to get RCU status offset\n");
		return -ENOENT;
	}
	priv->status_offset = __be32_to_cpu(*offset);

	return 0;
}