[Intel-gfx] [QA 2015/03/06 ww10] Testing report for `drm-intel-testing` (was: Updated -next)

[Zheng, Jeff]

Summary
We covered the platform: Skylake, Braswell, Broadwell, Haswell, Baytrail, Sandybridge. In this circle, 10 new bugs have been found (89055<https://bugs.freedesktop.org/show_bug.cgi?id=89055>, 89073<https://bugs.freedesktop.org/show_bug.cgi?id=89073> , 89074<https://bugs.freedesktop.org/show_bug.cgi?id=89074>, 89036<https://bugs.freedesktop.org/show_bug.cgi?id=89036>, 89053<https://bugs.freedesktop.org/show_bug.cgi?id=89053> , 89350<https://bugs.freedesktop.org/show_bug.cgi?id=89350>, 89461<https://bugs.freedesktop.org/show_bug.cgi?id=89461>, 89462<https://bugs.freedesktop.org/show_bug.cgi?id=89462>, 89439<https://bugs.freedesktop.org/show_bug.cgi?id=89439>, 89454<https://bugs.freedesktop.org/show_bug.cgi?id=89454>, 89401<https://bugs.freedesktop.org/show_bug.cgi?id=89401>) in manual testing and 3 new bugs have been found in nightly tetsing.


Test Environment
Kernel version: drm-intel-testing-2015-02-27 commit f4213123347e2c8027afe113de47ea7627f95cd8

Quality Status
Platform

Status

SKL

Tested on Skylake mobile
89055<https://bugs.freedesktop.org/show_bug.cgi?id=89055> [SKL mobile]"testdisplay -a "case causes Call Trace "at drivers/gpu/drm/i915/intel_pm.c"
89073<https://bugs.freedesktop.org/show_bug.cgi?id=89073> [SKL mobile]DP probably fails to be lighted up , plug in after os boot up.
89074<https://bugs.freedesktop.org/show_bug.cgi?id=89074> [SKL mobile]HDMI sporadically fails to be lighted up , plug in after os boot up.
89036<https://bugs.freedesktop.org/show_bug.cgi?id=89036> [SKL regression] 3 pipe displays cannot work together randomly(fail rate: 20%)
89053<https://bugs.freedesktop.org/show_bug.cgi?id=89053> [SKL] "xrandr -output DP2 -rotation <rotation>" leads black screen.


BSW

Tested with V55 BIOS with 'dynamic memory self refresh' disabled as a workaround of black screen issue (87666 <https://bugs.freedesktop.org/show_bug.cgi?id=87666> ). To workaround bug 89350, we also apply the patch in 89350 upon drm-intel-testing-2015-02-27.
89350<https://bugs.freedesktop.org/show_bug.cgi?id=89350> - [BSW bisected] kernel fails to start up
89461<https://bugs.freedesktop.org/show_bug.cgi?id=89461> - [BSW] replug HDMI/DP cable does not light up screen sometimes
89462<https://bugs.freedesktop.org/show_bug.cgi?id=89462> - [BSW] System recognize DVI monitor as HDMI
89005<https://bugs.freedesktop.org/show_bug.cgi?id=89005> - [BSW Regression] System will hang after suspend/resume for several times
89002<https://bugs.freedesktop.org/show_bug.cgi?id=89002> testdisplay shows black screen for HDMI 4K monitor
88963<https://bugs.freedesktop.org/show_bug.cgi?id=88963> [BSW] DP screen is black when running testdisplay on some modes
88382<https://bugs.freedesktop.org/show_bug.cgi?id=88382> HDMI screen becomes black after resuming from S3/S4
87666 <https://bugs.freedesktop.org/show_bug.cgi?id=87666> [BSW] Only DP screen shows text when DP and HDMI screen are connected

BDW

89439<https://bugs.freedesktop.org/show_bug.cgi?id=89439> - [BDW] xterm disappears on HDMI screen if rotate from left to right after S3
86478<https://bugs.freedesktop.org/show_bug.cgi?id=86478> *ERROR* uncleared pch fifo underrun on pch transcoder A & *ERROR* uncleared fifo underrun on pipe B while plugging in VGA

Below bug is fixed:
88875<https://bugs.freedesktop.org/show_bug.cgi?id=88875> [HSW/BDW]S4 resume cause reboot sporadically: Not our bug

HSW

86233<https://bugs.freedesktop.org/show_bug.cgi?id=86233> - [HSW regression] PCH transcoder A FIFO underrun while hot-plug VGA
82551<https://bugs.freedesktop.org/show_bug.cgi?id=82551> - [HSW/BDW] HDMI hot plug sporadically cause ERROR


Below bug is fixed:
88875<https://bugs.freedesktop.org/show_bug.cgi?id=88875> [HSW/BDW]S4 resume cause reboot sporadically: Not our bug

BYT

89454<https://bugs.freedesktop.org/show_bug.cgi?id=89454> - [BYT-M]S3 state cause dmesg error
89401<https://bugs.freedesktop.org/show_bug.cgi?id=89401> - [BYT]Some testdisplay case cause screen flicker on testing branch


SNB

83516<https://bugs.freedesktop.org/show_bug.cgi?id=83516> - [SNB/HSW] *ERROR* too many voltage retries, give up
74102<https://bugs.freedesktop.org/show_bug.cgi?id=74102> - [ILK/SNB/IVB/HSW]igt/testdisplay causes *ERROR* Pipe A FIFO underrun











New bugs found in nightly testing:
89399<https://bugs.freedesktop.org/show_bug.cgi?id=89399> - [BYT]igt/kms_flip/flip-vs-expired-vblank fail
89390<https://bugs.freedesktop.org/show_bug.cgi?id=89390> - [HSW/BDW]gem_exec_big causes system hang
89388<https://bugs.freedesktop.org/show_bug.cgi?id=89388> - [all bisected]system hang and BUG: unable to handle kernel NULL pointer dereference at 0000000000000084 when kill X


Power saving measurement :

HSWU36

drm-intel-testing-02-27

save consumption

i915.enable_fbc=1

0.60%

i915.enable_fbc=1=-1 (default)disable


i915.disable_power_well=1

0.65%

i915.disable_power_well=0

BDW21

drm-intel-testing-02-27

save consumption

i915.enable_fbc=1

0.46%

i915.enable_fbc=1=-1 (default)disable


i915.disable_power_well=1

0.25%

i915.disable_power_well=0






Bests
Jeff
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