During the startup, we try to determine if the system supports rc6 prior
to testing. However, the startup check asserts the residency debugfs
exists, instead of testing for a requirement.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
tests/pm_rc6_residency.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/tests/pm_rc6_residency.c b/tests/pm_rc6_residency.c
index 01eeaa307..42a41c833 100644
--- a/tests/pm_rc6_residency.c
+++ b/tests/pm_rc6_residency.c
@@ -60,6 +60,15 @@ static unsigned long get_rc6_enabled_mask(void)
return enabled;
}
+static bool has_rc6_residency(const char *name)
+{
+ unsigned long residency;
+ char path[128];
+
+ sprintf(path, "power/%s_residency_ms", name);
+ return igt_sysfs_scanf(sysfs, path, "%lu", &residency) == 1;
+}
+
static unsigned long read_rc6_residency(const char *name)
{
unsigned long residency;
@@ -201,6 +210,8 @@ igt_main
devid = intel_get_drm_devid(fd);
sysfs = igt_sysfs_open(fd, NULL);
+ igt_require(has_rc6_residency("rc6"));
+
/* Make sure rc6 counters are running */
igt_drop_caches_set(fd, DROP_IDLE);
igt_require(wait_for_rc6());
--
2.16.1
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