LXR uboot/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 */
  17static 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}
  34DM_TEST(dm_test_irq_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
  35
  36/* Test of irq_first_device_type() */
  37static 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}
  46DM_TEST(dm_test_irq_type, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
  47
  48/* Test of irq_read_and_clear() */
  49static 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}
  63DM_TEST(dm_test_read_and_clear, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
  64
  65/* Test of irq_request() */
  66static 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}
  78DM_TEST(dm_test_request, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
  79
  80/* Test of irq_get_acpi() */
  81static 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}
 100DM_TEST(dm_test_irq_get_acpi, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 101