[Bug 100022] New: [BXT][IGT] WARNING at drivers/gpu/drm/i915/intel_display.c:13881 intel_get_pipe_from_connector

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=100022

            Bug ID: 100022
           Summary: [BXT][IGT] WARNING at
                    drivers/gpu/drm/i915/intel_display.c:13881
                    intel_get_pipe_from_connector
           Product: DRI
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: ramix.ben.hassine at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org
     i915 platform: BXT

Created attachment 130002
  --> https://bugs.freedesktop.org/attachment.cgi?id=130002&action=edit
dmesg

when runing igt test on BXT we get thi warning

Setup:
Platform BXT-P: APL system
CPU Name : Intel(R) Genuine Processor @ 1.1 GHz (family: 6, model: 12,
stepping: 9) 4 cores
QDF : Q6HE
SoC : B1
CRB : Apollo Lake DDR3L RVP1A FAB2
Reworks: R19, R20

Software 
Bios: 144_B10 APLK_B0_IFWI_X64_R_2016_06_27_0956_SPI_RVP1.bin from
\\gar\ec\proj\ba\CCG\APL
BIOS\External\BIOS_Release\Daily\v144_10_2016_WW27.1\IFWI\IFWI_RVP1_Release\IFWI
KSC: 1.15
Linux distribution: Ubuntu 16.04 64 bits
DMC 1.07
GuC 8.7
kernel:'drm-tip: 2017y-02m-28d-16h-27m-13s UTC integration manifest'
   commit: 5d37006b578e38562382215e8782cfced9c992ce
   author: Gerd Hoffmann <kraxel at redhat.com>
   authored_date: Tue Feb 28 16:31:58 2017 +0000
drm:libdrm-2.4.75-10-gf6499b1 from git://git.freedesktop.org/git/mesa/drm
waffle: 1.5.2-3-202-g03d5566
intel-gpu-tool:intel-gpu-tools-1.17-261-g8f3164f from
https://cgit.freedesktop.org/xorg/app/intel-gpu-tools

Steps:
======
kms_cursor_legacy --run-subtest long-nonblocking-modeset-vs-cursor-atomic

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