test/dm/irq.c

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