[Intel-gfx] lRE: Broken DPMS with DisplayPort on CHV (also BYT?)
jcheung at suse.com
Tue Jan 31 09:02:58 UTC 2017
Ok, look like we have improvement of using the drm-intel-nightly tree kernel.
Hi takashi and ville, any clue of the single dell e type monitor ?
>>> <Sridhara.Venkatanara at dell.com> 2017/1/31 下午 15:36 >>>Hi,
Issue still present with Single Dell E- Series monitor (Display doesn't appear )
Issue not observed with Dual Dell E-Series monitor.
Sleep issue not observed.
From: Jeffrey Cheung [mailto:jcheung at suse.com]
Sent: Tuesday, January 31, 2017 11:39 AM
To: tiwai at suse.de
Cc: Venkatanara, Sridhara <Sridhara_Venkatanara at DELL.com>; angus.chen at intel.com; ray.hsu at intel.com; ville.syrjala at linux.intel.com; intel-gfx at lists.freedesktop.org; mmarek at suse.cz
Subject: Re: [Intel-gfx] Broken DPMS with DisplayPort on CHV (also BYT?)
Thanks a lot.
Can you please try the test kernel ?
>>> Takashi Iwai <tiwai at suse.de> 2017/1/31 下午 13:49 >>>On Tue, 31 Jan
>>> 2017 03:34:23 +0100,
Jeffrey Cheung wrote:
> Hi Takashi
> How is the test kernel ? Just wonder when Sridhara team can test again.
I already informed it in bugzilla and waiting for the test result...
It's found in
> >>> Takashi Iwai <tiwai at suse.de> 2017/1/27 下午 18:29 >>>On Thu, 26 Jan
> >>> 2017 15:19:44 +0100,
> Takashi Iwai wrote:
> > On Thu, 26 Jan 2017 14:58:55 +0100,
> > Ville Syrjälä wrote:
> > >
> > > Hmm. Have you tried 9f2bdb006a7e ("drm/i915: Prevent PPS stealing
> > > from a normal DP port on VLV/CHV") ?
> > No, it's not tested. I'll prepare a test kernel with it.
> Sridhara reported that my backport didn't help, unfortunately.
> But it was a backport, so I might have missed something.
> To be sure, I'll try to build a kernel from drm-intel-nightly, and let
> them test again.
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