[Bug 111594] [guc/huc] Deep Package C-states never reached after laptop screen is turned off
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Tue Oct 29 20:29:37 UTC 2019
https://bugs.freedesktop.org/show_bug.cgi?id=111594
--- Comment #19 from kitestramuort at autistici.org ---
(In reply to Don Hiatt from comment #17)
> What value of guc_enable are you giving? Also, this is what it looks like on
> KBL with drm-tip with the proper firmware.
>
> [ 213.513852] [drm] Finished loading DMC firmware i915/kbl_dmc_ver1_04.bin
> (v1.4)
> [ 213.573467] [drm] GuC communication enabled
> [ 213.578063] i915 0000:00:02.0: GuC firmware i915/kbl_guc_33.0.0.bin
> version 33.0 submission:disabled
> [ 213.578065] i915 0000:00:02.0: HuC firmware i915/kbl_huc_4.0.0.bin
> version 4.0 authenticated:yes
> [ 213.579030] [drm] Initialized i915 1.6.0 20191007 for 0000:00:02.0 on
> minor 0
> [ 213.581581] ACPI: Video Device [GFX0] (multi-head: yes rom: no post: no)
I'm on the current stable kernel, 5.3.8. enable_guc is -1, which on this
platform should be equivalent to 2. 5.3 only accepts guc 32.0.3 and huc 02
[drm] HuC: Loaded firmware i915/kbl_huc_ver02_00_1810.bin (version 2.0)
[ 116.266798] [drm] GuC: Loaded firmware i915/kbl_guc_32.0.3.bin (version
32.0)
[ 116.266967] i915 0000:00:02.0: GuC firmware version 32.0
[ 116.266968] i915 0000:00:02.0: GuC submission disabled
[ 116.266969] i915 0000:00:02.0: HuC enabled
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