1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2018, Bin Meng <bmeng.cn@gmail.com>
4  */
5 
6 #include <dm.h>
7 #include <virtio_types.h>
8 #include <virtio.h>
9 #include <dm/device-internal.h>
10 #include <dm/root.h>
11 #include <dm/test.h>
12 #include <dm/uclass-internal.h>
13 #include <test/test.h>
14 #include <test/ut.h>
15 
16 /* Test of the virtio driver that does not have required driver ops */
dm_test_virtio_missing_ops(struct unit_test_state * uts)17 static int dm_test_virtio_missing_ops(struct unit_test_state *uts)
18 {
19 	struct udevice *bus;
20 
21 	/* find the virtio device */
22 	ut_assertok(uclass_find_device(UCLASS_VIRTIO, 1, &bus));
23 
24 	/*
25 	 * Probe the device should fail with error -ENOENT.
26 	 * See ops check in virtio_uclass_pre_probe().
27 	 */
28 	ut_asserteq(-ENOENT, device_probe(bus));
29 
30 	return 0;
31 }
32 DM_TEST(dm_test_virtio_missing_ops, UTF_SCAN_PDATA | UTF_SCAN_FDT);
33