[PATCH i-g-t] HAX test/kms_flip: Enable trace and logging for vblank event
Mohammed Khajapasha
mohammed.khajapasha at intel.com
Mon Apr 6 05:38:48 UTC 2020
Enable trace and logging for vblank event.
Signed-off-by: Mohammed Khajapasha <mohammed.khajapasha at intel.com>
---
tests/intel-ci/fast-feedback.testlist | 3 +++
tests/kms_flip.c | 24 ++++++++++++++++++++++++
2 files changed, 27 insertions(+)
diff --git a/tests/intel-ci/fast-feedback.testlist b/tests/intel-ci/fast-feedback.testlist
index f180040e..d8d49251 100644
--- a/tests/intel-ci/fast-feedback.testlist
+++ b/tests/intel-ci/fast-feedback.testlist
@@ -108,6 +108,9 @@ igt at kms_flip@basic-flip-vs-dpms
igt at kms_flip@basic-flip-vs-modeset
igt at kms_flip@basic-flip-vs-wf_vblank
igt at kms_flip@basic-plain-flip
+igt at kms_flip@flip-vs-modeset
+igt at kms_flip@flip-vs-expired-vblank
+igt at kms_flip@flip-vs-expired-vblank-interruptible
igt at kms_force_connector_basic@force-connector-state
igt at kms_force_connector_basic@force-edid
igt at kms_force_connector_basic@force-load-detect
diff --git a/tests/kms_flip.c b/tests/kms_flip.c
index 9ce83c53..ace93eb0 100755
--- a/tests/kms_flip.c
+++ b/tests/kms_flip.c
@@ -644,6 +644,26 @@ static int set_mode(struct test_output *o, uint32_t fb, int x, int y)
return 0;
}
+static void enable_trace_log(void)
+{
+ system("echo 0x125 > /sys/module/drm/parameters/debug");
+ system("echo 0 > /sys/kernel/debug/tracing/tracing_on");
+ system("echo > /sys/kernel/debug/tracing/trace");
+ system("echo nop > /sys/kernel/debug/tracing/current_tracer");
+ system("echo 1 > /sys/kernel/debug/tracing/events/drm/enable");
+ system("echo 1 > /sys/kernel/debug/tracing/events/sched/sched_wakeup/enable");
+ system("echo 1 > /sys/kernel/debug/tracing/events/sched/sched_waking/enable");
+ system("echo 1 > /sys/kernel/debug/tracing/events/sched/sched_process_exec/enable");
+ system("echo 1 > /sys/kernel/debug/tracing/events/sched/sched_process_wait/enable");
+ system("echo 1 > /sys/kernel/debug/tracing/tracing_on");
+}
+
+static void disable_trace_log(void)
+{
+ system("echo 0 > /sys/kernel/debug/tracing/tracing_on");
+ system("cat /sys/kernel/debug/tracing/trace");
+}
+
/* Return mask of completed events. */
static unsigned int run_test_step(struct test_output *o)
{
@@ -688,12 +708,16 @@ static unsigned int run_test_step(struct test_output *o)
unsigned long start, end;
exp_seq = o->flip_state.current_seq;
+ /* enable tracing and logging for VLK-2048 */
+ enable_trace_log();
start = gettime_us();
do_or_die(__wait_for_vblank(TEST_VBLANK_ABSOLUTE |
TEST_VBLANK_BLOCK, o->pipe, exp_seq,
0, &reply));
end = gettime_us();
igt_debug("Vblank took %luus\n", end - start);
+ if ((end - start) > 500)
+ disable_trace_log();
igt_assert(end - start < 500);
igt_assert_eq(reply.sequence, exp_seq);
igt_assert(timercmp(&reply.ts, &o->flip_state.last_ts, ==));
--
2.24.1
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