[igt-dev] [PATCH i-g-t v2 2/4] tests/xe: validate gt is in c6 on idle

[Riana Tauro]

Add a test that validates if gt is in c6 on idle.

v2:
   - fix cosmetic review comments (Kamil)
   - replace assert with igt_assert_f
   - fix cosmetic review comments (Anshuman)

Signed-off-by: Riana Tauro <riana.tauro at intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta at intel.com>
---
 tests/xe/xe_pm_residency.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tests/xe/xe_pm_residency.c b/tests/xe/xe_pm_residency.c
index 32333dfb0..4990e8431 100644
--- a/tests/xe/xe_pm_residency.c
+++ b/tests/xe/xe_pm_residency.c
@@ -47,6 +47,11 @@ static unsigned int measured_usleep(unsigned int usec)
 	return igt_nsec_elapsed(&ts) / 1000;
 }
 
+/**
+ * SUBTEST: gt-c6-on-idle
+ * Description: validate gt c6 state on idle
+ * Run type: BAT
+ */
 static bool in_gt_c6(int sysfs, int gt)
 {
 	char path[PATH_MAX];
@@ -107,6 +112,11 @@ igt_main
 		igt_assert(sysfs != -1);
 	}
 
+	igt_describe("validate gt c6 on idle");
+	igt_subtest("gt-c6-on-idle")
+		xe_for_each_gt(fd, gt)
+			igt_assert_f(igt_wait(in_gt_c6(sysfs, gt), 1000, 1), "GT not in C6\n");
+
 	igt_describe("validate idle residency within a time interval is within tolerance");
 	igt_subtest("idle-residency")
 		xe_for_each_gt(fd, gt)
-- 
2.40.0