xref: /openbmc/u-boot/test/dm/test-uclass.c (revision c978b524)
1 /*
2  * Copyright (c) 2013 Google, Inc
3  *
4  * (C) Copyright 2012
5  * Pavel Herrmann <morpheus.ibis@gmail.com>
6  *
7  * SPDX-License-Identifier:	GPL-2.0+
8  */
9 
10 #include <common.h>
11 #include <malloc.h>
12 #include <dm.h>
13 #include <errno.h>
14 #include <asm/io.h>
15 #include <dm/test.h>
16 #include <linux/list.h>
17 #include <test/ut.h>
18 
19 static struct unit_test_state *uts = &global_dm_test_state;
20 
21 int test_ping(struct udevice *dev, int pingval, int *pingret)
22 {
23 	const struct test_ops *ops = device_get_ops(dev);
24 
25 	if (!ops->ping)
26 		return -ENOSYS;
27 
28 	return ops->ping(dev, pingval, pingret);
29 }
30 
31 static int test_post_bind(struct udevice *dev)
32 {
33 	struct dm_test_perdev_uc_pdata *uc_pdata;
34 
35 	dm_testdrv_op_count[DM_TEST_OP_POST_BIND]++;
36 	ut_assert(!device_active(dev));
37 
38 	uc_pdata = dev_get_uclass_platdata(dev);
39 	ut_assert(uc_pdata);
40 
41 	uc_pdata->intval1 = TEST_UC_PDATA_INTVAL1;
42 	uc_pdata->intval2 = TEST_UC_PDATA_INTVAL2;
43 	uc_pdata->intval3 = TEST_UC_PDATA_INTVAL3;
44 
45 	return 0;
46 }
47 
48 static int test_pre_unbind(struct udevice *dev)
49 {
50 	dm_testdrv_op_count[DM_TEST_OP_PRE_UNBIND]++;
51 
52 	return 0;
53 }
54 
55 static int test_pre_probe(struct udevice *dev)
56 {
57 	struct dm_test_uclass_perdev_priv *priv = dev_get_uclass_priv(dev);
58 
59 	dm_testdrv_op_count[DM_TEST_OP_PRE_PROBE]++;
60 	ut_assert(priv);
61 	ut_assert(device_active(dev));
62 
63 	return 0;
64 }
65 
66 static int test_post_probe(struct udevice *dev)
67 {
68 	struct udevice *prev = list_entry(dev->uclass_node.prev,
69 					    struct udevice, uclass_node);
70 
71 	struct dm_test_uclass_perdev_priv *priv = dev_get_uclass_priv(dev);
72 	struct uclass *uc = dev->uclass;
73 	struct dm_test_state *dms = uts->priv;
74 
75 	dm_testdrv_op_count[DM_TEST_OP_POST_PROBE]++;
76 	ut_assert(priv);
77 	ut_assert(device_active(dev));
78 	priv->base_add = 0;
79 	if (dms->skip_post_probe)
80 		return 0;
81 	if (&prev->uclass_node != &uc->dev_head) {
82 		struct dm_test_uclass_perdev_priv *prev_uc_priv
83 				= dev_get_uclass_priv(prev);
84 		struct dm_test_pdata *pdata = prev->platdata;
85 
86 		ut_assert(pdata);
87 		ut_assert(prev_uc_priv);
88 		priv->base_add = prev_uc_priv->base_add + pdata->ping_add;
89 	}
90 
91 	return 0;
92 }
93 
94 static int test_pre_remove(struct udevice *dev)
95 {
96 	dm_testdrv_op_count[DM_TEST_OP_PRE_REMOVE]++;
97 
98 	return 0;
99 }
100 
101 static int test_init(struct uclass *uc)
102 {
103 	dm_testdrv_op_count[DM_TEST_OP_INIT]++;
104 	ut_assert(uc->priv);
105 
106 	return 0;
107 }
108 
109 static int test_destroy(struct uclass *uc)
110 {
111 	dm_testdrv_op_count[DM_TEST_OP_DESTROY]++;
112 
113 	return 0;
114 }
115 
116 UCLASS_DRIVER(test) = {
117 	.name		= "test",
118 	.id		= UCLASS_TEST,
119 	.post_bind	= test_post_bind,
120 	.pre_unbind	= test_pre_unbind,
121 	.pre_probe	= test_pre_probe,
122 	.post_probe	= test_post_probe,
123 	.pre_remove	= test_pre_remove,
124 	.init		= test_init,
125 	.destroy	= test_destroy,
126 	.priv_auto_alloc_size	= sizeof(struct dm_test_uclass_priv),
127 	.per_device_auto_alloc_size = sizeof(struct dm_test_uclass_perdev_priv),
128 	.per_device_platdata_auto_alloc_size =
129 					sizeof(struct dm_test_perdev_uc_pdata),
130 };
131