static void __init of_unittest_parse_interrupts()

in unittest.c [1004:1079]

• 65 lines of code
• 10 McCabe index (conditional complexity)

static void __init of_unittest_parse_interrupts(void)
{
	struct device_node *np;
	struct of_phandle_args args;
	int i, rc;

	if (of_irq_workarounds & OF_IMAP_OLDWORLD_MAC)
		return;

	np = of_find_node_by_path("/testcase-data/interrupts/interrupts0");
	if (!np) {
		pr_err("missing testcase data\n");
		return;
	}

	for (i = 0; i < 4; i++) {
		bool passed = true;

		memset(&args, 0, sizeof(args));
		rc = of_irq_parse_one(np, i, &args);

		passed &= !rc;
		passed &= (args.args_count == 1);
		passed &= (args.args[0] == (i + 1));

		unittest(passed, "index %i - data error on node %pOF rc=%i\n",
			 i, args.np, rc);
	}
	of_node_put(np);

	np = of_find_node_by_path("/testcase-data/interrupts/interrupts1");
	if (!np) {
		pr_err("missing testcase data\n");
		return;
	}

	for (i = 0; i < 4; i++) {
		bool passed = true;

		memset(&args, 0, sizeof(args));
		rc = of_irq_parse_one(np, i, &args);

		/* Test the values from tests-phandle.dtsi */
		switch (i) {
		case 0:
			passed &= !rc;
			passed &= (args.args_count == 1);
			passed &= (args.args[0] == 9);
			break;
		case 1:
			passed &= !rc;
			passed &= (args.args_count == 3);
			passed &= (args.args[0] == 10);
			passed &= (args.args[1] == 11);
			passed &= (args.args[2] == 12);
			break;
		case 2:
			passed &= !rc;
			passed &= (args.args_count == 2);
			passed &= (args.args[0] == 13);
			passed &= (args.args[1] == 14);
			break;
		case 3:
			passed &= !rc;
			passed &= (args.args_count == 2);
			passed &= (args.args[0] == 15);
			passed &= (args.args[1] == 16);
			break;
		default:
			passed = false;
		}
		unittest(passed, "index %i - data error on node %pOF rc=%i\n",
			 i, args.np, rc);
	}
	of_node_put(np);
}