From: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
These tests currently trigger WARNs on our Kernel. Let's make sure we
fix the bug and it never comes back.
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
---
tests/pm_rpm.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/tests/pm_rpm.c b/tests/pm_rpm.c
index 323e072..1e63bc8 100644
--- a/tests/pm_rpm.c
+++ b/tests/pm_rpm.c
@@ -1390,6 +1390,23 @@ static void system_suspend_subtest(void)
igt_assert(wait_for_suspended());
}
+/* Enable a screen, activate DPMS, then do a modeset. At some point our driver
+ * produced WARNs on this case. */
+static void dpms_mode_unset_subtest(enum screen_type type)
+{
+ disable_all_screens(&ms_data);
+ igt_assert(wait_for_suspended());
+
+ igt_require(enable_one_screen_with_type(&ms_data, type));
+ igt_assert(wait_for_active());
+
+ disable_all_screens_dpms(&ms_data);
+ igt_assert(wait_for_suspended());
+
+ disable_all_screens(&ms_data);
+ igt_assert(wait_for_suspended());
+}
+
int main(int argc, char *argv[])
{
int rounds = 50;
@@ -1462,6 +1479,10 @@ int main(int argc, char *argv[])
debugfs_forcewake_user_subtest();
igt_subtest("sysfs-read")
sysfs_read_subtest();
+ igt_subtest("dpms-mode-unset-lpsp")
+ dpms_mode_unset_subtest(SCREEN_TYPE_LPSP);
+ igt_subtest("dpms-mode-unset-non-lpsp")
+ dpms_mode_unset_subtest(SCREEN_TYPE_NON_LPSP);
/* Modeset stress */
igt_subtest("modeset-lpsp-stress")
--
2.0.0
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