From f4955137f5f15e615376cf38559414a9b53e3d55 Mon Sep 17 00:00:00 2001
From: Simon Glass
Date: Tue, 7 Jul 2020 13:11:41 -0600
Subject: irq: Add a method to convert an interrupt to ACPI

When generating ACPI tables we need to convert IRQs in U-Boot to the ACPI
structures required by ACPI. This is a SoC-specific conversion and cannot
be handled by generic code, so add a new IRQ method to do the conversion.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
---
 test/dm/irq.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'test')

diff --git a/test/dm/irq.c b/test/dm/irq.c
index 192d80d7e10..51bae31b0f8 100644
--- a/test/dm/irq.c
+++ b/test/dm/irq.c
@@ -8,6 +8,7 @@
 #include <common.h>
 #include <dm.h>
 #include <irq.h>
+#include <acpi/acpi_device.h>
 #include <asm/test.h>
 #include <dm/test.h>
 #include <test/ut.h>
@@ -75,3 +76,25 @@ static int dm_test_request(struct unit_test_state *uts)
 	return 0;
 }
 DM_TEST(dm_test_request, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test of irq_get_acpi() */
+static int dm_test_irq_get_acpi(struct unit_test_state *uts)
+{
+	struct acpi_irq airq;
+	struct udevice *dev;
+	struct irq irq;
+
+	ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
+	ut_assertok(irq_get_by_index(dev, 0, &irq));
+
+	/* see sandbox_get_acpi() */
+	ut_assertok(irq_get_acpi(&irq, &airq));
+	ut_asserteq(3, airq.pin);
+	ut_asserteq(ACPI_IRQ_LEVEL_TRIGGERED, airq.mode);
+	ut_asserteq(ACPI_IRQ_ACTIVE_HIGH, airq.polarity);
+	ut_asserteq(ACPI_IRQ_SHARED, airq.shared);
+	ut_asserteq(ACPI_IRQ_WAKE, airq.wake);
+
+	return 0;
+}
+DM_TEST(dm_test_irq_get_acpi, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
-- 
cgit v1.2.3