static int __vlynq_try_local()

in vlynq.c [419:447]

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

static int __vlynq_try_local(struct vlynq_device *dev)
{
	int i;

	vlynq_reset(dev);

	for (i = dev->dev_id ? vlynq_ldiv2 : vlynq_ldiv8; dev->dev_id ?
			i <= vlynq_ldiv8 : i >= vlynq_ldiv2;
		dev->dev_id ? i++ : i--) {

		writel((readl(&dev->local->control) &
				~VLYNQ_CTRL_CLOCK_MASK) |
				VLYNQ_CTRL_CLOCK_INT |
				VLYNQ_CTRL_CLOCK_DIV(i - vlynq_ldiv1),
				&dev->local->control);

		if (vlynq_linked(dev)) {
			printk(KERN_DEBUG
				"%s: using local clock divisor %d\n",
				dev_name(&dev->dev), i - vlynq_ldiv1 + 1);
			dev->divisor = i;
			return 0;
		} else {
			vlynq_reset(dev);
		}
	}

	return -ENODEV;
}