[igt-dev] [PATCH i-g-t v12 5/5] tests/i915/i915_pm_dc: Added test for DC6 during DPMS

Anshuman Gupta
2019-05-08T06:36:58Z

From: Jyoti Yadav <jyoti.r.yadav@intel.com>

Added new subtest for DC6 entry during DPMS on/off cycle.
During DPMS on/off cycle DC6 counter is incremented.

v2: Renamed the subtest name.
v3: Rebased.
v4: Addressed review comment by replacing igt_display_init() to
igt_display_require(), changes got done in patch set 2.
v5: Addressed the review comment by removing redundant read_dc_counter()
suggested by Imre.
Listing actual change in patch set changelog to make review easier.
v6: Rebased due to test name pm_dc changed to i915_pm_dc, aligning to
other PM tests.
v7: Introduced setup_dc_dpms() inorder to disable i915 runtime PM for
the platform supports DC9.

Signed-off-by: Jyoti Yadav <jyoti.r.yadav@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
---
tests/i915/i915_pm_dc.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/tests/i915/i915_pm_dc.c b/tests/i915/i915_pm_dc.c
index 0f78b6b..ba891d8 100644
--- a/tests/i915/i915_pm_dc.c
+++ b/tests/i915/i915_pm_dc.c
@@ -272,6 +272,11 @@ int main(int argc, char *argv[])
test_dc_state_dpms(&data, CHECK_DC5);
}

+ igt_subtest("dc6-dpms") {
+ setup_dc_dpms(&data);
+ test_dc_state_dpms(&data, CHECK_DC6);
+ }
+
igt_fixture {
close(data.debugfs_fd);
display_fini(&data);