[Bug 92768] [BXT-P] [IGT Basic] pm_rps / basic-api fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=92768

--- Comment #2 from cprigent <christophe.prigent at intel.com> ---
Created attachment 119342
  --> https://bugs.freedesktop.org/attachment.cgi?id=119342&action=edit
kern.log

/var/log/kern.log attached, tested with:
kernel 4.3.0-rc5 (26f82bd8) from https://github.com/ideak/linux.git BXT branch
commit 26f82bd872901733b739480e8899a92966ae9292
Author: Imre Deak <imre.deak at intel.com>
Date:   Tue Oct 20 16:44:03 2015 +0300
drm/i915/bxt: update bxt_defconfig
Enable Kconfig options needed for UART/eMMC.
Signed-off-by: Imre Deak <imre.deak at intel.com>

Log from the IGT:
./pm_rps --run-subtest basic-api
IGT-Version: 1.12-NOT-GIT (x86_64) (Linux: 4.3.0-rc5-intel-bxt+ x86_64)
Test assertion failure function do_writeval, file pm_rps.c:136:
Failed assertion: readval(filp) == val
error: 350 != 366
Stack trace:
  #0 [__igt_fail_assert+0xf1]
  #1 [do_writeval+0xf7]
  #2 [min_max_config+0x107]
  #3 [__real_main655+0x21f]
  #4 [main+0x29]
  #5 [__libc_start_main+0xf0]
  #6 [_start+0x29]
  #7 [<unknown>+0x29]
Subtest basic-api failed.
**** DEBUG ****

Check original min and max...
gt freq (MHz):  cur=100  min=100  max=650  RP0=650  RP1=200  RPn=100

Set min=RPn and max=RP0...
gt freq (MHz):  cur=100  min=100  max=650  RP0=650  RP1=200  RPn=100

Increase min to midpoint...
Test assertion failure function do_writeval, file pm_rps.c:136:
Failed assertion: readval(filp) == val
error: 350 != 366
****  END  ****
Subtest basic-api: FAIL (0.008s)

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20151102/0d951afd/attachment-0001.html>