[Bug 100872] New: [GLK] [FW] GuC FW is loaded at boot-up but not shown in dmesg

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=100872

            Bug ID: 100872
           Summary: [GLK] [FW] GuC FW is loaded at boot-up but not shown
                    in dmesg
           Product: DRI
           Version: DRI git
          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: luis.botello.ortega at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org
     i915 platform: GLK
     i915 features: firmware/guc

Created attachment 131132
  --> https://bugs.freedesktop.org/attachment.cgi?id=131132&action=edit
dmesg

==Bug detailed description==
--------------------------------------------------
According to "/sys/kernel/debug/dri/0/i915_guc_load_status" GuC gets loaded at
boot-up, but dmesg never shows "load SUCCESS" message.

==Steps to reproduce==
--------------------------------------------------
1-Install latest drm-tip kernel
2-Install GuC
3-Reboot

==Actual results==
--------------------------------------------------
GuC gets loaded but "load SUCCESS" message is not shown in dmesg.

==Expected results==
--------------------------------------------------
GuC gets loaded and "load SUCCESS" message should be shown in dmesg.

==Hardware configuration==
--------------------------------------------------
platform                   : Geminilake
cpu family id              : 6
cpu information            : Genuine Intel(R) CPU @ 1.10GHz
gpu card                   : Intel Corporation Device 3184 (rev 01) (prog-if 00
[VGA controller])

==Software configuration==
--------------------------------------------------
kernel version              : 4.11.0-rc7-drm-tip-1b75708-20-04+
architecture                : x86_64
os version                  : Ubuntu 16.10
bios revision               : 43.30
modesetting                 : modesetting_drv.so
xorg-xserver                : 1.18.4
libdrm                      : 2.4.80
cairo                       : 1.15.5
xserver                     : X.Org X Server 1.19.99.1
dmc version               : 1.4
guc version found         : 10.56

==kernel configuration==
--------------------------------------------------
commit 1b757084743a73fa672e92b4e5cf00a291667dfc
Author: Jani Nikula <jani.nikula at intel.com>
Date:   Wed Apr 19 15:50:51 2017 +0300

    drm-tip: 2017y-04m-19d-12h-50m-15s UTC integration manifest

==kernel parameters==
--------------------------------------------------
quiet splash i915.alpha_support=1 drm.debug=0xe i915.enable_guc_submission=2
i915.enable_guc_loading=2

==Attachments==
--------------------------------------------------
dmesg
i915_guc_load_status

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