Re: 3.19-rc1 errors when opening LID

[nick <xerofoify@gmail.com>]

Pali,
This was probably to either add better power management or enable some 
new features related to acpi. Can you send me the files they created in
kernel 3.19 r1 as I can probably trace it back to the bad commit.
Regards Nick


On 2014-12-25 03:48 AM, Pali Rohár wrote:
> I know how to use git... first I wanted to report errors because 
> maybe it could be known problem or somebody else can come with 
> quick patch even without bisetcing (like for other problems which 
> I reported).
> 
> Anyway those acpi devices which are mentioned in log do not exist 
> in 3.13 kernel (I do not see them in /sys/devices)
> 
> Any idea why 3.19 kernel create new acpi devices which 3.13 
> kernel did not?
> 
> On Thursday 25 December 2014 05:28:27 nick wrote:
>> Pali,
>> Do you known how to run git bisect as this is probably the
>> best way to continue. Otherwise, I can teach you how it's not
>> hard if your willing to learn :). Cheers Nick
>>
>> On 2014-12-24 01:51 PM, Pali Rohár wrote:
>>> Hello!
>>>
>>> With new 3.19-rc1 kernel every time when I open LID on my
>>> laptop, kernel prints these error lines to dmesg:
>>>
>>> [25566.368133] [drm:hsw_unclaimed_reg_detect.isra.6 [i915]]
>>> *ERROR* Unclaimed register detected. Please use the
>>> i915.mmio_debug=1 to debug this problem. [25566.368134]
>>> [drm:intel_uncore_check_errors [i915]] *ERROR* Unclaimed
>>> register before interrupt [25566.368192]
>>> [drm:hsw_unclaimed_reg_detect.isra.6 [i915]] *ERROR*
>>> Unclaimed register detected. Please use the
>>> i915.mmio_debug=1 to debug this problem. [25566.368232]
>>> [drm:hsw_unclaimed_reg_detect.isra.6 [i915]] *ERROR*
>>> Unclaimed register detected. Please use the
>>> i915.mmio_debug=1 to debug this problem.<4>[25568.446011]
>>> i915 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has
>>> bogus alignment
>>> [25568.447018] pci_bus 0000:02: Allocating resources
>>> [25568.447055] pci_bus 0000:03: Allocating resources
>>> [25568.447135] pci_bus 0000:04: Allocating resources
>>> [25568.447168] pci_bus 0000:05: Allocating resources
>>> [25568.447195] pci_bus 0000:06: Allocating resources
>>> [25568.447228] pci_bus 0000:0e: Allocating resources
>>> [25568.447323] i915 0000:00:02.0: BAR 6: [??? 0x00000000
>>> flags 0x2] has bogus alignment [25568.447557] i915
>>> 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has bogus
>>> alignment [25568.447735] i915 0000:00:02.0: BAR 6: [???
>>> 0x00000000 flags 0x2] has bogus alignment [25568.447847]
>>> i915 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has
>>> bogus alignment [25568.448399] i915 0000:00:02.0: BAR 6:
>>> [??? 0x00000000 flags 0x2] has bogus alignment
>>> [25568.448438] i915 0000:00:02.0: BAR 6: [??? 0x00000000
>>> flags 0x2] has bogus alignment [25568.448566] acpi
>>> MSFT1111:00: Cannot transition to power state D3cold for
>>> parent in (unknown) [25568.448572] acpi INT33C2:00: Cannot
>>> transition to non-D0 state from D3 [25568.448577] acpi
>>> MSFT0002:00: Cannot transition to power state D3cold for
>>> parent in (unknown) [25568.448581] acpi ELAN1010:00: Cannot
>>> transition to power state D3cold for parent in (unknown)
>>> [25568.448587] acpi INT33C3:00: Cannot transition to non-D0
>>> state from D3 [25568.448590] acpi INT33C0:00: Cannot
>>> transition to non-D0 state from D3 [25568.448594] acpi
>>> INT33C1:00: Cannot transition to non-D0 state from D3
>>> [25568.448598] acpi INT33C4:00: Cannot transition to non-D0
>>> state from D3 [25568.448602] acpi INT33C5:00: Cannot
>>> transition to non-D0 state from D3 [25568.448623] acpi
>>> device:41: Cannot transition to power state D3cold for
>>> parent in (unknown) [25568.448627] acpi INT33C6:00: Cannot
>>> transition to non-D0 state from D3 [25568.448890] pci_bus
>>> 0000:01: Allocating resources [25568.448905] i915
>>> 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has bogus
>>> alignment [25568.449064] i915 0000:00:02.0: BAR 6: [???
>>> 0x00000000 flags 0x2] has bogus alignment [25568.449472]
>>> i915 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has
>>> bogus alignment
>>>
>>> With older kernel (3.13) I do not see these errors, so it is
>>> regression. Can you look at it? If it is needed, I can
>>> provide other logs, ACPI/DSTD dumps, etc.
>>>
>>>
>>>
>>> _______________________________________________
>>> Intel-gfx mailing list
>>> Intel-gfx@lists.freedesktop.org
>>> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
> 
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