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From: Jani Nikula <jani.nikula@linux.intel.com>
To: James Bottomley <James.Bottomley@HansenPartnership.com>,
	intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
	Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: Re: Bad flicker on skylake HQD due to code in the 4.7 merge window
Date: Tue, 31 May 2016 10:51:27 +0300	[thread overview]
Message-ID: <871t4ibr7k.fsf@intel.com> (raw)
In-Reply-To: <1464638381.2240.3.camel@HansenPartnership.com>

On Mon, 30 May 2016, James Bottomley <James.Bottomley@HansenPartnership.com> wrote:
> I've tested a pristine 4.6.0 system, so it's definitely something that
> went in during the merge window.  The flicker isn't continuous, it's
> periodic, with an interval of something like 2-5 seconds.  It looks
> like an old analogue TV going out of sync and then resyncing.  I've
> attached the dmesg and X.org log below just in case they can help.  I
> might be able to bisect this next week, but, unfortunately, this is my
> current laptop and I'm travelling this week.

Please try i915.enable_psr=0 module parameter.

BR,
Jani.

-- 
Jani Nikula, Intel Open Source Technology Center

  reply	other threads:[~2016-05-31  7:51 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-30 19:59 Bad flicker on skylake HQD due to code in the 4.7 merge window James Bottomley
2016-05-31  7:51 ` Jani Nikula [this message]
2016-05-31 13:33   ` James Bottomley
2016-06-13 10:14     ` Jani Nikula
2016-06-16 21:15       ` James Bottomley
2016-06-16 21:24         ` [Intel-gfx] " Daniel Vetter
2016-06-16 21:29           ` James Bottomley
2016-06-16 22:42             ` James Bottomley
2016-06-17  7:28               ` Daniel Vetter
2016-06-17 13:34                 ` Jani Nikula
2016-06-17 16:08                   ` James Bottomley
2016-06-17 23:06                   ` James Bottomley
2016-06-19 21:53                     ` James Bottomley
2016-06-20  8:03                       ` Jani Nikula
2016-06-21 13:53                         ` James Bottomley
2016-06-21 15:44                           ` Ville Syrjälä
2016-06-21 21:00                             ` James Bottomley
2016-06-23 11:25                               ` James Bottomley
2016-07-02  6:24                                 ` Thorsten Leemhuis
2016-07-07 16:14                             ` Ville Syrjälä
2016-07-07 16:55                               ` James Bottomley
2016-07-07 19:19                                 ` James Bottomley
2016-07-08 10:19                                   ` Ville Syrjälä
2016-07-08 14:48                                     ` James Bottomley
2016-07-08 16:56                                       ` Ville Syrjälä
2016-09-11 14:10                                   ` James Hogan
2016-09-13 13:59                                     ` Jani Nikula
2016-06-23 12:52                       ` Steven Newbury
2016-06-23 12:59                         ` Jani Nikula
2016-06-23 13:14                           ` Steven Newbury
2016-06-24 10:59                             ` Chris Wilson
2016-06-24 11:48                               ` Steven Newbury
2016-06-24 12:42                                 ` Chris Wilson
2016-07-12 10:08                                   ` Daniel Vetter
2016-09-14  9:43                       ` Jani Nikula
2016-06-17  8:12             ` Chris Wilson

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