tests/audio: Add suspend and hibernate tests for HDMI signal integrity

This introduces tests for HDMI signal integrity after suspend and
hibernate. They simply test that signal integrity is ensured before
and after suspend or hibernate.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@linux.intel.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>

1 files changed, 19 insertions, 0 deletions

diff --git a/tests/audio.c b/tests/audio.c
index 7fb91c97..560876a3 100644
--- a/tests/audio.c
+++ b/tests/audio.c
@@ -167,8 +167,27 @@ static void test_integrity(const char *device_name)
 	free(data.alsa);
 }
 
+static void test_suspend_resume_integrity(const char *device_name,
+					  enum igt_suspend_state state,
+					  enum igt_suspend_test test)
+{
+	test_integrity(device_name);
+
+	igt_system_suspend_autoresume(state, test);
+
+	test_integrity(device_name);
+}
+
 igt_main
 {
 	igt_subtest("hdmi-integrity")
 		test_integrity("HDMI");
+
+	igt_subtest("hdmi-integrity-after-suspend")
+		test_suspend_resume_integrity("HDMI", SUSPEND_STATE_MEM,
+					      SUSPEND_TEST_NONE);
+
+	igt_subtest("hdmi-integrity-after-hibernate")
+		test_suspend_resume_integrity("HDMI", SUSPEND_STATE_DISK,
+					      SUSPEND_TEST_DEVICES);
 }