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* [PATCH i-g-t v2 0/2] kms_sysfs_edid timing and hack to run for BAT
@ 2017-12-15 13:04 Marta Lofstedt
  2017-12-15 13:04 ` [PATCH i-g-t v2 1/2] test/kms_sysfs_edid_timing : Increase THRESHOLD_PER_CONNECTOR and THRESHOLD_TOTAL Marta Lofstedt
                   ` (3 more replies)
  0 siblings, 4 replies; 6+ messages in thread
From: Marta Lofstedt @ 2017-12-15 13:04 UTC (permalink / raw)
  To: intel-gfx

It is possoble to get very mysterious results from kms_sysfs_edid timing
Since there is no try-bot for IGT I am using IGT PW to get more data.

Marta Lofstedt (2):
  test/kms_sysfs_edid_timing : Increase THRESHOLD_PER_CONNECTOR and
    THRESHOLD_TOTAL
  HACK to get kms_sysfs_edid_timing run on more machines

 tests/intel-ci/fast-feedback.testlist |  2 +-
 tests/kms_sysfs_edid_timing.c         | 14 +++++++-------
 2 files changed, 8 insertions(+), 8 deletions(-)

-- 
2.11.0

_______________________________________________
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Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply	[flat|nested] 6+ messages in thread
* [PATCH i-g-t] test/kms_sysfs_edid_timing : Increase THRESHOLD_PER_CONNECTOR and THRESHOLD_TOTAL
@ 2017-12-14 15:43 Marta Lofstedt
  2017-12-15  8:36 ` [PATCH i-g-t v2 0/2] kms_sysfs_edid timing and hack to run for BAT Marta Lofstedt
  0 siblings, 1 reply; 6+ messages in thread
From: Marta Lofstedt @ 2017-12-14 15:43 UTC (permalink / raw)
  To: intel-gfx

The discussion on how to fix the issues has been stagnant for a
long time, see the Bugzilla below and:
https://patchwork.freedesktop.org/patch/170429/

After only changing display cable the result of my machine went
from always failing to hit a WARN. This is also illustrated on
CI-shards, where the shard-apl flip-flop between pass and WARN
and the shard-kbl always fail. This made me realize that the
THRESHOLD_PER_CONNECTOR also needed to be updated, while previous
discussion only touched the THRESHOLD_TOTAL. As discussed in
provided links the motivation for this test is to discover big
anomalies in edid timings, but with the current tight thresholds
we are hitting the issues too often.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=100047
Signed-off-by: Marta Lofstedt <marta.lofstedt@intel.com>
---
 tests/kms_sysfs_edid_timing.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/kms_sysfs_edid_timing.c b/tests/kms_sysfs_edid_timing.c
index 12013881..7dbd3fe6 100644
--- a/tests/kms_sysfs_edid_timing.c
+++ b/tests/kms_sysfs_edid_timing.c
@@ -26,8 +26,8 @@
 #include <fcntl.h>
 #include <sys/stat.h>
 
-#define THRESHOLD_PER_CONNECTOR	10
-#define THRESHOLD_TOTAL		50
+#define THRESHOLD_PER_CONNECTOR	15
+#define THRESHOLD_TOTAL		95
 #define CHECK_TIMES		15
 
 IGT_TEST_DESCRIPTION("This check the time we take to read the content of all "
-- 
2.11.0

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply related	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2017-12-15 15:23 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-12-15 13:04 [PATCH i-g-t v2 0/2] kms_sysfs_edid timing and hack to run for BAT Marta Lofstedt
2017-12-15 13:04 ` [PATCH i-g-t v2 1/2] test/kms_sysfs_edid_timing : Increase THRESHOLD_PER_CONNECTOR and THRESHOLD_TOTAL Marta Lofstedt
2017-12-15 13:04 ` [PATCH i-g-t v2 2/2] HACK to get kms_sysfs_edid_timing run on more machines Marta Lofstedt
2017-12-15 13:36 ` ✓ Fi.CI.BAT: success for kms_sysfs_edid timing and hack to run for BAT Patchwork
2017-12-15 15:23 ` ✓ Fi.CI.IGT: " Patchwork
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2017-12-14 15:43 [PATCH i-g-t] test/kms_sysfs_edid_timing : Increase THRESHOLD_PER_CONNECTOR and THRESHOLD_TOTAL Marta Lofstedt
2017-12-15  8:36 ` [PATCH i-g-t v2 0/2] kms_sysfs_edid timing and hack to run for BAT Marta Lofstedt

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