static void __init of_unittest_parse_interrupts_extended()

in unittest.c [1081:1159]

• 66 lines of code
• 11 McCabe index (conditional complexity)

static void __init of_unittest_parse_interrupts_extended(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/interrupts-extended0");
	if (!np) {
		pr_err("missing testcase data\n");
		return;
	}

	for (i = 0; i < 7; 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] == 1);
			break;
		case 1:
			passed &= !rc;
			passed &= (args.args_count == 3);
			passed &= (args.args[0] == 2);
			passed &= (args.args[1] == 3);
			passed &= (args.args[2] == 4);
			break;
		case 2:
			passed &= !rc;
			passed &= (args.args_count == 2);
			passed &= (args.args[0] == 5);
			passed &= (args.args[1] == 6);
			break;
		case 3:
			passed &= !rc;
			passed &= (args.args_count == 1);
			passed &= (args.args[0] == 9);
			break;
		case 4:
			passed &= !rc;
			passed &= (args.args_count == 3);
			passed &= (args.args[0] == 10);
			passed &= (args.args[1] == 11);
			passed &= (args.args[2] == 12);
			break;
		case 5:
			passed &= !rc;
			passed &= (args.args_count == 2);
			passed &= (args.args[0] == 13);
			passed &= (args.args[1] == 14);
			break;
		case 6:
			/*
			 * Tests child node that is missing property
			 * #address-cells.  See the comments in
			 * drivers/of/unittest-data/tests-interrupts.dtsi
			 * nodes intmap1 and interrupts-extended0
			 */
			passed &= !rc;
			passed &= (args.args_count == 1);
			passed &= (args.args[0] == 15);
			break;
		default:
			passed = false;
		}

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