From: Jani Nikula <jani.nikula@linux.intel.com>
To: "shadow.yang" <Shadow.Yang@advantech.com.tw>,
intel-gfx@lists.freedesktop.org
Cc: samson.chang@advantech.com.tw,
"Tony.Yang" <Tony.Yang@advantech.com.tw>,
"'Gordon.Chang'" <Gordon.Chang@advantech.com.tw>
Subject: Re: Bay trail-M N2920 S3 DDI1_BKLTCTL
Date: Mon, 22 Feb 2016 10:31:01 +0200 [thread overview]
Message-ID: <87si0luoxm.fsf@intel.com> (raw)
In-Reply-To: <002701d16d43$0fc96bb0$2f5c4310$@advantech.com.tw>
On Mon, 22 Feb 2016, "shadow.yang" <Shadow.Yang@advantech.com.tw> wrote:
> The system platform is Bay trail-M N2920.
> The DDI1_BKLTCTL has output at S3 resume on WIN7 /8.
> but Linux ubuntu 1404 Kernel 3.19 the DDI1_BKLTCTL is no signal at S3
> resume.
>
> The xrand and dmesg file please reference the attachment.
> "dmesg.log" / "xrand.log" before enter S3.
> "dmesg_S3.log" / "xrand_S3.log" after enter S3.
> We are using Legacy VBIOS.
> To update the Fedora23's LiveCD,the DDI1_BKLTCTL still no output PWM.
>
> Do you have suggestion for this issue?
Please file a bug at [1]. Add drm.debug=14 module parameter, and attach
dmesg to the bug.
BR,
Jani.
[1] https://bugs.freedesktop.org/enter_bug.cgi?product=DRI&component=DRM/Intel
--
Jani Nikula, Intel Open Source Technology Center
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prev parent reply other threads:[~2016-02-22 8:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-22 7:31 Bay trail-M N2920 S3 DDI1_BKLTCTL shadow.yang
2016-02-22 8:31 ` Jani Nikula [this message]
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