stable.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Paul Bolle <pebolle@tiscali.nl>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	intel-gfx@lists.freedesktop.org,
	Mika Kahola <mika.kahola@intel.com>,
	bruno.pagani@ens-lyon.org,
	Daniel J Blueman <daniel.blueman@gmail.com>,
	Joseph Yasi <joe.yasi@gmail.com>,
	stable@vger.kernel.org
Subject: Re: [PATCH] drm/i915: Fix cdclk vs. dev_cdclk mess when not recomputing things
Date: Tue, 1 Nov 2016 14:41:37 +0200	[thread overview]
Message-ID: <20161101124137.GT4617@intel.com> (raw)
In-Reply-To: <1477991271.2230.40.camel@tiscali.nl>

On Tue, Nov 01, 2016 at 10:07:51AM +0100, Paul Bolle wrote:
> On Tue, 2016-11-01 at 09:57 +0100, Maarten Lankhorst wrote:
> > Otherwise looks sane, I have a similar patch in my tree. I didn't
> > submit it yet but the fix was similar. Except for the
> > dev_cdclk stuff.
> > 
> > With the last dev_cdclk assignment removed:
> > 
> > Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> 
> So I've been running this patch for a few days now. First I tested it
> on top of v4.8.4. Now I'm running it on top of v4.8.5.
> 
> My current v4.8.5 boot saw this new (for me) *ERROR*, twice:
> � ��<3>[43483.521341] [drm:skl_set_cdclk [i915]] *ERROR* failed to inform PCU about cdclk change
>     <3>[108639.090776] [drm:skl_set_cdclk [i915]] *ERROR* failed to inform PCU about cdclk change
> 
> Related or a coincidence?

Not directly related. That's actually a more serious problem we really
need to figure out. I already tried to fix it but apparently I failed.

-- 
Ville Syrj�l�
Intel OTC

  reply	other threads:[~2016-11-01 12:41 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-28 16:59 [PATCH] drm/i915: Fix cdclk vs. dev_cdclk mess when not recomputing things ville.syrjala
2016-10-28 21:05 ` Paul Bolle
2016-10-28 21:30   ` Ville Syrjälä
2016-10-28 21:38     ` Paul Bolle
2016-10-28 22:01       ` Ville Syrjälä
2016-11-01  8:57 ` Maarten Lankhorst
2016-11-01  9:07   ` Paul Bolle
2016-11-01 12:41     ` Ville Syrjälä [this message]
2016-11-01 12:40   ` Ville Syrjälä
2016-11-01 12:53     ` Ville Syrjälä

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20161101124137.GT4617@intel.com \
    --to=ville.syrjala@linux.intel.com \
    --cc=bruno.pagani@ens-lyon.org \
    --cc=daniel.blueman@gmail.com \
    --cc=intel-gfx@lists.freedesktop.org \
    --cc=joe.yasi@gmail.com \
    --cc=maarten.lankhorst@linux.intel.com \
    --cc=mika.kahola@intel.com \
    --cc=pebolle@tiscali.nl \
    --cc=stable@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).