1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright (c) 2016, NVIDIA CORPORATION.
4 */
5
6 #include <common.h>
7 #include <dm.h>
8 #include <dm/device-internal.h>
9 #include <log.h>
10 #include <malloc.h>
11 #include <reset.h>
12 #include <dm/test.h>
13 #include <asm/reset.h>
14 #include <test/test.h>
15 #include <test/ut.h>
16
17 /* This must match the specifier for mbox-names="test" in the DT node */
18 #define TEST_RESET_ID 2
19
20 /* This is the other reset phandle specifier handled by bulk */
21 #define OTHER_RESET_ID 2
22
23 /* Base test of the reset uclass */
dm_test_reset_base(struct unit_test_state * uts)24 static int dm_test_reset_base(struct unit_test_state *uts)
25 {
26 struct udevice *dev;
27 struct reset_ctl reset_method1, reset_method1_1;
28 struct reset_ctl reset_method2, reset_method2_1;
29 struct reset_ctl reset_method3, reset_method3_1;
30 struct reset_ctl reset_method4, reset_method4_1;
31
32 /* Get the device using the reset device */
33 ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
34 &dev));
35
36 /* Get the same reset port in 2 different ways and compare */
37 ut_assertok(reset_get_by_index(dev, 0, &reset_method1));
38 ut_assertok(reset_get_by_index_nodev(dev_ofnode(dev), 0,
39 &reset_method1_1));
40 ut_assertok(reset_get_by_index(dev, 1, &reset_method2));
41 ut_assertok(reset_get_by_index_nodev(dev_ofnode(dev), 1,
42 &reset_method2_1));
43 ut_assertok(reset_get_by_index(dev, 2, &reset_method3));
44 ut_assertok(reset_get_by_index_nodev(dev_ofnode(dev), 2,
45 &reset_method3_1));
46 ut_assertok(reset_get_by_index(dev, 3, &reset_method4));
47 ut_assertok(reset_get_by_index_nodev(dev_ofnode(dev), 3,
48 &reset_method4_1));
49
50 ut_asserteq(reset_method1.id, reset_method1_1.id);
51 ut_asserteq(reset_method2.id, reset_method2_1.id);
52 ut_asserteq(reset_method3.id, reset_method3_1.id);
53 ut_asserteq(reset_method4.id, reset_method4_1.id);
54
55 ut_asserteq(true, reset_method1.id != reset_method2.id);
56 ut_asserteq(true, reset_method1.id != reset_method3.id);
57 ut_asserteq(true, reset_method1.id != reset_method4.id);
58 ut_asserteq(true, reset_method2.id != reset_method3.id);
59 ut_asserteq(true, reset_method2.id != reset_method4.id);
60 ut_asserteq(true, reset_method3.id != reset_method4.id);
61
62 ut_asserteq(true, reset_method1_1.id != reset_method2_1.id);
63 ut_asserteq(true, reset_method1_1.id != reset_method3_1.id);
64 ut_asserteq(true, reset_method1_1.id != reset_method4_1.id);
65 ut_asserteq(true, reset_method2_1.id != reset_method3_1.id);
66 ut_asserteq(true, reset_method2_1.id != reset_method4_1.id);
67 ut_asserteq(true, reset_method3_1.id != reset_method4_1.id);
68
69 return 0;
70 }
71
72 DM_TEST(dm_test_reset_base, UT_TESTF_SCAN_FDT);
73
dm_test_reset(struct unit_test_state * uts)74 static int dm_test_reset(struct unit_test_state *uts)
75 {
76 struct udevice *dev_reset;
77 struct udevice *dev_test;
78
79 ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
80 &dev_reset));
81 ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
82
83 ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
84 &dev_test));
85 ut_assertok(sandbox_reset_test_get(dev_test));
86
87 ut_assertok(sandbox_reset_test_assert(dev_test));
88 ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
89
90 ut_assertok(sandbox_reset_test_deassert(dev_test));
91 ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
92
93 ut_asserteq(1, sandbox_reset_is_requested(dev_reset, TEST_RESET_ID));
94 ut_assertok(sandbox_reset_test_free(dev_test));
95 ut_asserteq(0, sandbox_reset_is_requested(dev_reset, TEST_RESET_ID));
96
97 return 0;
98 }
99 DM_TEST(dm_test_reset, UT_TESTF_SCAN_FDT);
100
dm_test_reset_devm(struct unit_test_state * uts)101 static int dm_test_reset_devm(struct unit_test_state *uts)
102 {
103 struct udevice *dev_reset;
104 struct udevice *dev_test;
105
106 ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
107 &dev_reset));
108 ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
109 ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
110 &dev_test));
111 ut_assertok(sandbox_reset_test_get_devm(dev_test));
112
113 ut_assertok(sandbox_reset_test_assert(dev_test));
114 ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
115 ut_assertok(sandbox_reset_test_deassert(dev_test));
116 ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
117
118 ut_asserteq(1, sandbox_reset_is_requested(dev_reset, TEST_RESET_ID));
119 ut_assertok(device_remove(dev_test, DM_REMOVE_NORMAL));
120 ut_asserteq(0, sandbox_reset_is_requested(dev_reset, TEST_RESET_ID));
121
122 return 0;
123 }
124 DM_TEST(dm_test_reset_devm, UT_TESTF_SCAN_FDT);
125
dm_test_reset_bulk(struct unit_test_state * uts)126 static int dm_test_reset_bulk(struct unit_test_state *uts)
127 {
128 struct udevice *dev_reset;
129 struct udevice *dev_test;
130
131 ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
132 &dev_reset));
133 ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
134 ut_asserteq(0, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
135
136 ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
137 &dev_test));
138 ut_assertok(sandbox_reset_test_get_bulk(dev_test));
139
140 ut_assertok(sandbox_reset_test_assert_bulk(dev_test));
141 ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
142 ut_asserteq(1, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
143
144 ut_assertok(sandbox_reset_test_deassert_bulk(dev_test));
145 ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
146 ut_asserteq(0, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
147
148 ut_assertok(sandbox_reset_test_release_bulk(dev_test));
149 ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
150 ut_asserteq(1, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
151
152 return 0;
153 }
154 DM_TEST(dm_test_reset_bulk, UT_TESTF_SCAN_FDT);
155
dm_test_reset_bulk_devm(struct unit_test_state * uts)156 static int dm_test_reset_bulk_devm(struct unit_test_state *uts)
157 {
158 struct udevice *dev_reset;
159 struct udevice *dev_test;
160
161 ut_assertok(uclass_get_device_by_name(UCLASS_RESET, "reset-ctl",
162 &dev_reset));
163 ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
164 ut_asserteq(0, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
165
166 ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "reset-ctl-test",
167 &dev_test));
168 ut_assertok(sandbox_reset_test_get_bulk_devm(dev_test));
169
170 ut_assertok(sandbox_reset_test_assert_bulk(dev_test));
171 ut_asserteq(1, sandbox_reset_query(dev_reset, TEST_RESET_ID));
172 ut_asserteq(1, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
173
174 ut_assertok(sandbox_reset_test_deassert_bulk(dev_test));
175 ut_asserteq(0, sandbox_reset_query(dev_reset, TEST_RESET_ID));
176 ut_asserteq(0, sandbox_reset_query(dev_reset, OTHER_RESET_ID));
177
178 ut_asserteq(1, sandbox_reset_is_requested(dev_reset, OTHER_RESET_ID));
179 ut_asserteq(1, sandbox_reset_is_requested(dev_reset, TEST_RESET_ID));
180 ut_assertok(device_remove(dev_test, DM_REMOVE_NORMAL));
181 ut_asserteq(0, sandbox_reset_is_requested(dev_reset, TEST_RESET_ID));
182 ut_asserteq(0, sandbox_reset_is_requested(dev_reset, OTHER_RESET_ID));
183
184 return 0;
185 }
186 DM_TEST(dm_test_reset_bulk_devm, UT_TESTF_SCAN_FDT);
187