Bug 105395

Summary: [BAT] igt@drv_module_reload@* - dmesg-warn - *ERROR* Gen9 Plane WM* latency not provided
Product: DRI Reporter: Marta Löfstedt <marta.lofstedt>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: CLOSED NOTOURBUG QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: high CC: intel-gfx-bugs
Version: DRI git   
Hardware: Other   
OS: All   
Whiteboard: ReadyForDev
i915 platform: CNL i915 features: display/Other

Description Marta Löfstedt 2018-03-08 10:41:09 UTC
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3893/fi-cnl-drrs/igt@drv_module_reload@basic-reload.html
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3893/fi-cnl-drrs/igt@drv_module_reload@basic-reload-inject.html
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3893/fi-cnl-drrs/igt@drv_module_reload@basic-no-display.html

	

[  452.418902] [drm] GuC: No firmware known for this platform!
[  452.418907] [drm] HuC: No firmware known for this platform!
[  452.443107] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM1 latency not provided
[  452.443190] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM2 latency not provided
[  452.443255] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM3 latency not provided
[  452.443318] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM4 latency not provided
[  452.443380] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM5 latency not provided
[  452.443441] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM6 latency not provided
[  452.443503] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM7 latency not provided
[  453.710831] Setting dangerous option reset - tainting kernel
[  457.466231] [drm] GuC: No firmware known for this platform!
[  457.466235] [drm] HuC: No firmware known for this platform!
[  457.489068] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM1 latency not provided
[  457.489158] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM2 latency not provided
[  457.489220] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM3 latency not provided
[  457.489281] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM4 latency not provided
[  457.489340] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM5 latency not provided
[  457.489399] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM6 latency not provided
[  457.489458] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM7 latency not provided
[  458.772800] Setting dangerous option reset - tainting kernel
Comment 1 Martin Peres 2018-03-23 09:53:14 UTC
Also seen on CNL-psr: https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3970/fi-cnl-psr/igt@drv_module_reload@basic-reload.html

	
[ 511.704013] Setting dangerous option enable_psr - tainting kernel
[ 511.704018] Setting dangerous option inject_load_failure - tainting kernel
[ 511.995575] Setting dangerous option enable_psr - tainting kernel
[ 512.013060] [drm] GuC: No firmware known for this platform!
[ 512.013063] [drm] HuC: No firmware known for this platform!
[ 512.041181] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM1 latency not provided
[ 512.041279] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM2 latency not provided
[ 512.041372] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM3 latency not provided
[ 512.041503] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM4 latency not provided
[ 512.041602] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM5 latency not provided
[ 512.041701] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM6 latency not provided
[ 512.041800] [drm:intel_print_wm_latency [i915]] *ERROR* Gen9 Plane WM7 latency not provided
[ 513.333580] Setting dangerous option reset - tainting kernel
Comment 2 Jani Saarinen 2018-06-19 14:42:43 UTC
Document some information:
this looks like BIOS/PCode issue, Error is while we are reading latencies values from PCODE
Comment 3 Martin Peres 2018-06-19 14:44:28 UTC
(In reply to Jani Saarinen from comment #2)
> Document some information:
> this looks like BIOS/PCode issue, Error is while we are reading latencies
> values from PCODE

Right, not our bug then!

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