[Bug 111623] No package C-states on Dell XPS 15 9570 after resume from deep sleep

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111623

--- Comment #13 from Don Hiatt <don.hiatt at intel.com> ---
I have KBL runing drmtip 5.4.0 and only enable_guc=1 loads without any error
messages. Are you seeing this behavior as well? Which enable_guc option are you
running with?

---------------------------
Linux dhiatt-nuc 5.4.0-rc2+ #1 SMP Tue Oct 15 16:04:06 PDT 2019 x86_64 x86_64
x86_64 GNU/Linux


---------------------------
modprobe i915
[  902.352519] i915 0000:00:02.0: Found 64MB of eDRAM
[  902.352529] i915 0000:00:02.0: vgaarb: deactivate vga console
[  902.353679] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[  902.353679] [drm] Driver supports precise vblank timestamp query.
[  902.354489] [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin
(v1.4)
[  902.406688] i915 0000:00:02.0: GuC initialization failed -1
[  902.406692] i915 0000:00:02.0: Enabling uc failed (-5)
[  902.406698] i915 0000:00:02.0: Failed to initialize GPU, declaring it
wedged!
[  902.432230] [drm] Initialized i915 1.6.0 20191007 for 0000:00:02.0 on minor
0

---------------------------
modprobe i915 enable_guc=1
[  991.862133] Setting dangerous option enable_guc - tainting kernel
[  991.862523] i915 0000:00:02.0: Incompatible option enable_guc=1 - GuC
submission is N/A
[  991.862604] i915 0000:00:02.0: Found 64MB of eDRAM
[  991.862617] i915 0000:00:02.0: vgaarb: deactivate vga console
[  991.864535] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[  991.864536] [drm] Driver supports precise vblank timestamp query.
[  991.865582] [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin
(v1.4)
[  991.920772] [drm] GuC communication enabled
[  991.920808] i915 0000:00:02.0: GuC firmware i915/kbl_guc_33.0.0.bin version
33.0 submission:disabled
[  991.922133] [drm] Initialized i915 1.6.0 20191007 for 0000:00:02.0 on minor
0

---------------------------
modprobe i915 enable_guc=2
[ 1269.509954] i915 0000:00:02.0: WOPCM: no space for HuC: 16K < 236K
[ 1269.510101] i915 0000:00:02.0: Unsuccessful WOPCM partitioning
[ 1269.510107] i915 0000:00:02.0: GuC initialization failed -7
[ 1269.510109] i915 0000:00:02.0: Enabling uc failed (-5)
[ 1269.510116] i915 0000:00:02.0: Failed to initialize GPU, declaring it
wedged!

---------------------------
modprobe i915 enable_guc=3

[  749.106732] Setting dangerous option enable_guc - tainting kernel
[  749.107060] i915 0000:00:02.0: Incompatible option enable_guc=3 - GuC
submission is N/A
[  749.107134] i915 0000:00:02.0: Found 64MB of eDRAM
[  749.107149] i915 0000:00:02.0: vgaarb: deactivate vga console
[  749.108107] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[  749.108108] [drm] Driver supports precise vblank timestamp query.
[  749.109099] [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin
(v1.4)
[  749.160888] i915 0000:00:02.0: WOPCM: no space for HuC: 16K < 236K
[  749.161040] i915 0000:00:02.0: Unsuccessful WOPCM partitioning
[  749.161047] i915 0000:00:02.0: GuC initialization failed -7
[  749.161048] i915 0000:00:02.0: Enabling uc failed (-5)
[  749.161054] i915 0000:00:02.0: Failed to initialize GPU, declaring it
wedged!

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