[Bug 91629] [chv] *ERROR* timed out waiting for Punit DDR DVFS request

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=91629

--- Comment #16 from jeri.dsql at gmail.com ---
(In reply to Jani Nikula from comment #14)
> (In reply to Ville Syrjala from comment #13)
> > (In reply to jeri.dsql from comment #12)
> > > (In reply to Jani Nikula from comment #11)
> > > > commit 58590c14d80defc94e900308a9d8fa55284de6f2
> > > > Author: Ville Syrjälä <ville.syrjala at linux.intel.com>
> > > > Date:   Tue Sep 8 21:05:12 2015 +0300
> > > > 
> > > >     drm/i915: Don't try to use DDR DVFS on CHV when disabled in the BIOS
> > > 
> > > Hello everyone,
> > > 
> > > Same issue with IntelNUC 5CPYB...
> > > 
> > > Just update my bios but can't find anything to disable DDR DVFS on it.
> > > 
> > > 
> > > Does anyone could help me ?
> > 
> > Does your kernel have the fix listed above?
> 
> I.e. are you running v4.3 or later?


Sorry, I miss your answer.
This is information which I can provides :


$ uname -a
Linux Maison 3.19.0-47-generic #53~14.04.1-Ubuntu SMP Mon Jan 18 16:09:14 UTC
2016 x86_64 x86_64 x86_64 GNU/Linux



$ dmidecode -t bios
# dmidecode 2.12
SMBIOS 2.8 present.

Handle 0x0000, DMI type 0, 24 bytes
BIOS Information
    Vendor: Intel Corp.
    Version: PYBSWCEL.86A.0048.2015.1210.1424
    Release Date: 12/10/2015
    Address: 0xF0000
    Runtime Size: 64 kB
    ROM Size: 6656 kB
    Characteristics:
        PCI is supported
        BIOS is upgradeable
        BIOS shadowing is allowed
        Boot from CD is supported
        Selectable boot is supported
        BIOS ROM is socketed
        EDD is supported
        5.25"/1.2 MB floppy services are supported (int 13h)
        3.5"/720 kB floppy services are supported (int 13h)
        3.5"/2.88 MB floppy services are supported (int 13h)
        Print screen service is supported (int 5h)
        8042 keyboard services are supported (int 9h)
        Serial services are supported (int 14h)
        Printer services are supported (int 17h)
        ACPI is supported
        USB legacy is supported
        BIOS boot specification is supported
        Targeted content distribution is supported
        UEFI is supported
    BIOS Revision: 5.6

Handle 0x0032, DMI type 13, 22 bytes
BIOS Language Information
    Language Description Format: Long
    Installable Languages: 2
        en|US|iso8859-1
        x|UQI|iso8859-1
    Currently Installed Language: en|US|iso8859-1


What should I do ? upgrade kernel to 4.2 ? disable DDR DVFS functionality in
BIOS (and how ) ?

Thnkas for all

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