1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Test for irq uclass
4 *
5 * Copyright 2019 Google LLC
6 */
7
8 #include <dm.h>
9 #include <irq.h>
10 #include <acpi/acpi_device.h>
11 #include <asm/test.h>
12 #include <dm/test.h>
13 #include <test/ut.h>
14
15 /* Base test of the irq uclass */
dm_test_irq_base(struct unit_test_state * uts)16 static int dm_test_irq_base(struct unit_test_state *uts)
17 {
18 struct udevice *dev;
19
20 ut_assertok(uclass_first_device_err(UCLASS_IRQ, &dev));
21
22 ut_asserteq(5, irq_route_pmc_gpio_gpe(dev, 4));
23 ut_asserteq(-ENOENT, irq_route_pmc_gpio_gpe(dev, 14));
24
25 ut_assertok(irq_set_polarity(dev, 4, true));
26 ut_asserteq(-EINVAL, irq_set_polarity(dev, 14, true));
27
28 ut_assertok(irq_snapshot_polarities(dev));
29 ut_assertok(irq_restore_polarities(dev));
30
31 return 0;
32 }
33 DM_TEST(dm_test_irq_base, UTF_SCAN_PDATA | UTF_SCAN_FDT);
34
35 /* Test of irq_first_device_type() */
dm_test_irq_type(struct unit_test_state * uts)36 static int dm_test_irq_type(struct unit_test_state *uts)
37 {
38 struct udevice *dev;
39
40 ut_assertok(irq_first_device_type(SANDBOX_IRQT_BASE, &dev));
41 ut_asserteq(-ENODEV, irq_first_device_type(X86_IRQT_BASE, &dev));
42
43 return 0;
44 }
45 DM_TEST(dm_test_irq_type, UTF_SCAN_PDATA | UTF_SCAN_FDT);
46
47 /* Test of irq_read_and_clear() */
dm_test_read_and_clear(struct unit_test_state * uts)48 static int dm_test_read_and_clear(struct unit_test_state *uts)
49 {
50 struct irq irq;
51
52 ut_assertok(irq_first_device_type(SANDBOX_IRQT_BASE, &irq.dev));
53 irq.id = SANDBOX_IRQN_PEND;
54 ut_asserteq(0, irq_read_and_clear(&irq));
55 ut_asserteq(0, irq_read_and_clear(&irq));
56 ut_asserteq(0, irq_read_and_clear(&irq));
57 ut_asserteq(1, irq_read_and_clear(&irq));
58 ut_asserteq(0, irq_read_and_clear(&irq));
59
60 return 0;
61 }
62 DM_TEST(dm_test_read_and_clear, UTF_SCAN_PDATA | UTF_SCAN_FDT);
63
64 /* Test of irq_request() */
dm_test_request(struct unit_test_state * uts)65 static int dm_test_request(struct unit_test_state *uts)
66 {
67 struct udevice *dev;
68 struct irq irq;
69
70 ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
71 ut_asserteq_str("a-test", dev->name);
72 ut_assertok(irq_get_by_index(dev, 0, &irq));
73 ut_asserteq(3, irq.id);
74
75 return 0;
76 }
77 DM_TEST(dm_test_request, UTF_SCAN_PDATA | UTF_SCAN_FDT);
78
79 /* Test of irq_get_by_index() */
dm_test_irq_get_by_index(struct unit_test_state * uts)80 static int dm_test_irq_get_by_index(struct unit_test_state *uts)
81 {
82 struct udevice *dev;
83 struct irq irq;
84
85 ut_assertok(uclass_get_device_by_name(UCLASS_TEST_FDT, "f-test",
86 &dev));
87 ut_assertok(irq_get_by_index(dev, 0, &irq));
88 ut_asserteq(4, irq.id);
89
90 return 0;
91 }
92 DM_TEST(dm_test_irq_get_by_index, UTF_SCAN_PDATA | UTF_SCAN_FDT);
93
94 /* Test of irq_get_acpi() */
dm_test_irq_get_acpi(struct unit_test_state * uts)95 static int dm_test_irq_get_acpi(struct unit_test_state *uts)
96 {
97 struct acpi_irq airq;
98 struct udevice *dev;
99 struct irq irq;
100
101 ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
102 ut_assertok(irq_get_by_index(dev, 0, &irq));
103
104 /* see sandbox_get_acpi() */
105 ut_assertok(irq_get_acpi(&irq, &airq));
106 ut_asserteq(3, airq.pin);
107 ut_asserteq(ACPI_IRQ_LEVEL_TRIGGERED, airq.mode);
108 ut_asserteq(ACPI_IRQ_ACTIVE_HIGH, airq.polarity);
109 ut_asserteq(ACPI_IRQ_SHARED, airq.shared);
110 ut_asserteq(ACPI_IRQ_WAKE, airq.wake);
111
112 return 0;
113 }
114 DM_TEST(dm_test_irq_get_acpi, UTF_SCAN_PDATA | UTF_SCAN_FDT);
115