[Bug 98553] [IVB] performance failure when running kms_setmode basic

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98553

--- Comment #11 from Ricardo Madrigal <ricardox.madrigal.maldonado at intel.com> ---
The following tests fail on BYT with latest configuration

====================================================
Test list
====================================================
igt at kms_setmode@basic

====================================================
Graphic Stack
====================================================
Component: drm
     tag: libdrm-2.4.81-31-g23e234a
     commit: 23e234a3503f51b9d9c585123d33b936f522808d
Component: cairo
    tag: 1.15.6-2-g57b4050
    commit: 57b40507dda3f58dfc8635548d606b86dc7bcf51
Component: intel-gpu-tools
    tag: intel-gpu-tools-1.19-96-gfb1ddc4
    commit: fb1ddc47003ad6a683db79beeb81b6cbab1feb7c
Component: piglit
    tag: piglit-v1
    commit: 56e7e5583cd4a3ca15a8cda154d46d168959dd25

======================================
             Hardware
======================================
motherboard model          : .................................
motherboard id             : DN2820FYK
form factor                : Desktop
manufacturer               : .................................
cpu family                 : Celeron
cpu family id              : 6
cpu information            : Intel(R) Celeron(R) CPU  N2830  @ 2.16GHz
gpu card                   : Intel Corporation Atom Processor Z36xxx/Z37xxx
Series Graphics & Display (rev 0e) (prog-if 00 [VGA controller])
memory ram                 : 7.66 GB
max memory ram             : 8 GB
cpu thread                 : 2
cpu core                   : 2
cpu model                  : 55
cpu stepping               : 8
socket                     : <OUT OF SPEC>
signature                  : Type 0, Family 6, Model 55, Stepping 8
hard drive                 : 111GiB (120GB)
current cd clock frequency : 266667 kHz
maximum cd clock frequency : 400000 kHz
displays connected         : HDMI-A-1

=============================
IGT-Version: 1.19-gfb1ddc4 (x86_64) (Linux:
4.13.0-rc1-drm-tip-ww29-commit-f1c32d6+ x86_64)
(kms_setmode:31795) igt-core-DEBUG: Test requirement passed:
!igt_run_in_simulation()
(kms_setmode:31795) drmtest-DEBUG: Test requirement passed: !(fd<0)
(kms_setmode:31795) igt-debugfs-DEBUG: Opening debugfs directory
'/sys/kernel/debug/dri/0'
(kms_setmode:31795) drmtest-DEBUG: Test requirement passed: drmSetMaster(fd) ==
0
(kms_setmode:31795) igt-kms-DEBUG: VT: graphics mode set (mode was 0x0)
(kms_setmode:31795) igt-core-DEBUG: Starting subtest: basic
Testing: basic 1 connector combinations
(kms_setmode:31795) igt-fb-DEBUG: igt_create_fb_with_bo_size(width=1920,
height=1080, format=0x34325258, tiling=0x0, size=0)
(kms_setmode:31795) igt-fb-DEBUG: igt_create_fb_with_bo_size(handle=1,
pitch=7680)
  Test id#1 CRTC count 1
    CRTC[34] [Pipe A] Mode: 1920x1080 at 60Hz Connectors: HDMI-A-1[49]
(kms_setmode:31795) igt-fb-DEBUG: igt_create_fb_with_bo_size(width=1920,
height=1080, format=0x34325258, tiling=0x0, size=0)
(kms_setmode:31795) igt-fb-DEBUG: igt_create_fb_with_bo_size(handle=2,
pitch=7680)
Expected frametime: 16667us; measured 16673.3us +- 1.615us accuracy 0.03% [0.33
scanlines]
Stack trace:
  #0 [__igt_fail_assert+0x101]
  #1 [test_one_combination+0xd7f]
  #2 [main+0x4c6]
  #3 [__libc_start_main+0xf1]
  #4 [_start+0x29]
  #5 [<unknown>+0x29]
Subtest basic: FAIL (2.564s)
(kms_setmode:31795) igt-core-DEBUG: Exiting with status code 99
(kms_setmode:31795) igt-kms-DEBUG: VT: original mode 0x0 restored
(kms_setmode:31795) igt-debugfs-DEBUG: Opening debugfs directory
'/sys/kernel/debug/dri/0'
=======================

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