Re: logged errors with current drm stuff

From: Johannes Dieterich <dieterich.joh_at_gmail.com>
Date: Thu, 22 Jan 2015 16:30:39 +0100
Hi,

On Thu, Jan 22, 2015 at 4:21 PM, Mikhail <mp39590_at_gmail.com> wrote:
> On 07:32 22-Jan 2015 Adrian Chadd wrote:
>> Hi!
>>
>> I'm seeing this with your patch now:
>>
>> error: [drm:pid5:i915_gem_object_unbind] *ERROR* Attempting to unbind
>> pinned buffer
>>
>> Nothing seems to be problematic at the moment; but it does seem to
>> happen quite frequently.
>>
>> Any ideas?
>
> To add on this, with latest DRM I've lost ability to change my backlight
> on Lenovo E530.
>
> From /var/log/messages:
>
> error: [drm:pid790:gen6_sanitize_pm] *ERROR* Power management discrepancy: GEN6_RP_INTERRUPT_LIMITS expected 16000000, was 12000000
> error: [drm:pid790:gen6_sanitize_pm] *ERROR* Power management discrepancy: GEN6_RP_INTERRUPT_LIMITS expected 16070000, was 16000000
> error: [drm:pid790:gen6_sanitize_pm] *ERROR* Power management discrepancy: GEN6_RP_INTERRUPT_LIMITS expected 00070000, was 16070000
That one has been in the patch since October for me (see:
http://permalink.gmane.org/gmane.os.freebsd.current/161187 ) on a
i5-3320M. I however could not observe any impact of the error for my
usage beyond the flooded messages. I am not sure if it has to do with
the backlight changes you triggered as I certainly didn't change mine
and still got them.

Johannes
Received on Thu Jan 22 2015 - 14:30:40 UTC

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