xref: /openbmc/u-boot/test/dm/test-driver.c (revision d66ff4ba)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (c) 2013 Google, Inc
4  *
5  * (C) Copyright 2012
6  * Pavel Herrmann <morpheus.ibis@gmail.com>
7  */
8 
9 #include <common.h>
10 #include <dm.h>
11 #include <errno.h>
12 #include <malloc.h>
13 #include <dm/test.h>
14 #include <test/ut.h>
15 #include <asm/io.h>
16 
17 int dm_testdrv_op_count[DM_TEST_OP_COUNT];
18 static struct unit_test_state *uts = &global_dm_test_state;
19 
20 static int testdrv_ping(struct udevice *dev, int pingval, int *pingret)
21 {
22 	const struct dm_test_pdata *pdata = dev_get_platdata(dev);
23 	struct dm_test_priv *priv = dev_get_priv(dev);
24 
25 	*pingret = pingval + pdata->ping_add;
26 	priv->ping_total += *pingret;
27 
28 	return 0;
29 }
30 
31 static const struct test_ops test_ops = {
32 	.ping = testdrv_ping,
33 };
34 
35 static int test_bind(struct udevice *dev)
36 {
37 	/* Private data should not be allocated */
38 	ut_assert(!dev_get_priv(dev));
39 
40 	dm_testdrv_op_count[DM_TEST_OP_BIND]++;
41 	return 0;
42 }
43 
44 static int test_probe(struct udevice *dev)
45 {
46 	struct dm_test_priv *priv = dev_get_priv(dev);
47 
48 	/* Private data should be allocated */
49 	ut_assert(priv);
50 
51 	dm_testdrv_op_count[DM_TEST_OP_PROBE]++;
52 	priv->ping_total += DM_TEST_START_TOTAL;
53 	return 0;
54 }
55 
56 static int test_remove(struct udevice *dev)
57 {
58 	/* Private data should still be allocated */
59 	ut_assert(dev_get_priv(dev));
60 
61 	dm_testdrv_op_count[DM_TEST_OP_REMOVE]++;
62 	return 0;
63 }
64 
65 static int test_unbind(struct udevice *dev)
66 {
67 	/* Private data should not be allocated */
68 	ut_assert(!dev->priv);
69 
70 	dm_testdrv_op_count[DM_TEST_OP_UNBIND]++;
71 	return 0;
72 }
73 
74 U_BOOT_DRIVER(test_drv) = {
75 	.name	= "test_drv",
76 	.id	= UCLASS_TEST,
77 	.ops	= &test_ops,
78 	.bind	= test_bind,
79 	.probe	= test_probe,
80 	.remove	= test_remove,
81 	.unbind	= test_unbind,
82 	.priv_auto_alloc_size = sizeof(struct dm_test_priv),
83 };
84 
85 U_BOOT_DRIVER(test2_drv) = {
86 	.name	= "test2_drv",
87 	.id	= UCLASS_TEST,
88 	.ops	= &test_ops,
89 	.bind	= test_bind,
90 	.probe	= test_probe,
91 	.remove	= test_remove,
92 	.unbind	= test_unbind,
93 	.priv_auto_alloc_size = sizeof(struct dm_test_priv),
94 };
95 
96 static int test_manual_drv_ping(struct udevice *dev, int pingval, int *pingret)
97 {
98 	*pingret = pingval + 2;
99 
100 	return 0;
101 }
102 
103 static const struct test_ops test_manual_ops = {
104 	.ping = test_manual_drv_ping,
105 };
106 
107 static int test_manual_bind(struct udevice *dev)
108 {
109 	dm_testdrv_op_count[DM_TEST_OP_BIND]++;
110 
111 	return 0;
112 }
113 
114 static int test_manual_probe(struct udevice *dev)
115 {
116 	struct dm_test_state *dms = uts->priv;
117 
118 	dm_testdrv_op_count[DM_TEST_OP_PROBE]++;
119 	if (!dms->force_fail_alloc)
120 		dev->priv = calloc(1, sizeof(struct dm_test_priv));
121 	if (!dev->priv)
122 		return -ENOMEM;
123 
124 	return 0;
125 }
126 
127 static int test_manual_remove(struct udevice *dev)
128 {
129 	dm_testdrv_op_count[DM_TEST_OP_REMOVE]++;
130 	return 0;
131 }
132 
133 static int test_manual_unbind(struct udevice *dev)
134 {
135 	dm_testdrv_op_count[DM_TEST_OP_UNBIND]++;
136 	return 0;
137 }
138 
139 U_BOOT_DRIVER(test_manual_drv) = {
140 	.name	= "test_manual_drv",
141 	.id	= UCLASS_TEST,
142 	.ops	= &test_manual_ops,
143 	.bind	= test_manual_bind,
144 	.probe	= test_manual_probe,
145 	.remove	= test_manual_remove,
146 	.unbind	= test_manual_unbind,
147 };
148 
149 U_BOOT_DRIVER(test_pre_reloc_drv) = {
150 	.name	= "test_pre_reloc_drv",
151 	.id	= UCLASS_TEST,
152 	.ops	= &test_manual_ops,
153 	.bind	= test_manual_bind,
154 	.probe	= test_manual_probe,
155 	.remove	= test_manual_remove,
156 	.unbind	= test_manual_unbind,
157 	.flags	= DM_FLAG_PRE_RELOC,
158 };
159 
160 U_BOOT_DRIVER(test_act_dma_drv) = {
161 	.name	= "test_act_dma_drv",
162 	.id	= UCLASS_TEST,
163 	.ops	= &test_manual_ops,
164 	.bind	= test_manual_bind,
165 	.probe	= test_manual_probe,
166 	.remove	= test_manual_remove,
167 	.unbind	= test_manual_unbind,
168 	.flags	= DM_FLAG_ACTIVE_DMA,
169 };
170