diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/dm/acpigen.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/test/dm/acpigen.c b/test/dm/acpigen.c index d15273d6bff..7d81652295e 100644 --- a/test/dm/acpigen.c +++ b/test/dm/acpigen.c @@ -16,6 +16,7 @@ #include <asm/unaligned.h> #include <dm/acpi.h> #include <dm/test.h> +#include <dm/uclass-internal.h> #include <test/ut.h> /* Maximum size of the ACPI context needed for most tests */ @@ -235,3 +236,43 @@ static int dm_test_acpi_gpio_irq(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_acpi_gpio_irq, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +/* Test emitting either a GPIO or interrupt descriptor */ +static int dm_test_acpi_interrupt_or_gpio(struct unit_test_state *uts) +{ + struct acpi_ctx *ctx; + struct udevice *dev; + u8 *ptr; + + ut_assertok(alloc_context(&ctx)); + + ptr = acpigen_get_current(ctx); + + /* This should produce an interrupt, even though it also has a GPIO */ + ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 0, &dev)); + ut_asserteq_str("a-test", dev->name); + ut_asserteq(3, acpi_device_write_interrupt_or_gpio(ctx, dev, + "test2-gpios")); + ut_asserteq(ACPI_DESCRIPTOR_INTERRUPT, ptr[0]); + + /* This has no interrupt so should produce a GPIO */ + ptr = ctx->current; + ut_assertok(uclass_find_first_device(UCLASS_PANEL_BACKLIGHT, &dev)); + ut_asserteq(1, acpi_device_write_interrupt_or_gpio(ctx, dev, + "enable-gpios")); + ut_asserteq(ACPI_DESCRIPTOR_GPIO, ptr[0]); + + /* This one has neither */ + ptr = acpigen_get_current(ctx); + ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 3, &dev)); + ut_asserteq_str("b-test", dev->name); + ut_asserteq(-ENOENT, + acpi_device_write_interrupt_or_gpio(ctx, dev, + "enable-gpios")); + + free_context(&ctx); + + return 0; +} +DM_TEST(dm_test_acpi_interrupt_or_gpio, + DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |