From: Stefan Richter <stefanr@s5r6.in-berlin.de>
To: "Zanoni, Paulo R" <paulo.r.zanoni@intel.com>
Cc: "intel-gfx@lists.freedesktop.org"
<intel-gfx@lists.freedesktop.org>,
"stevenhoneyman@gmail.com" <stevenhoneyman@gmail.com>
Subject: Re: [PATCH] drm/i915/fbc: disable FBC on FIFO underruns
Date: Wed, 15 Jun 2016 14:19:13 +0200 [thread overview]
Message-ID: <20160615141913.347dd688@kant> (raw)
In-Reply-To: <1465828416.2901.1.camel@intel.com>
On Jun 13 Zanoni, Paulo R wrote:
> Em Seg, 2016-06-13 às 13:47 +0200, Stefan Richter escreveu:
> > On Jun 10 Paulo Zanoni wrote:
> > >
> > > Since my test machines don't produce FIFO underrun errors, I tested
> > > this by
> > > creating a debugfs file that just calls
> > > intel_fbc_handle_fifo_underrun(). I'd
> > > appreciate some Tested-by tags, if possible.
> > Since May 8 I have been using 4.6.0-rc6 patched with
> > drm-intel-nightly_2016y-05m-06d-14h-29m-58s (from what I understand,
> > something close to what is now in mainline), and fbc disabled on the
> > kernel commandline. I have not rebooted since May 8.
>
> Ok, so you're saying that if you boot this Kernel with i915.fbc=1, you
> won't get any FIFO underrun messages, but the system is still going to
> freeze somehow?
Yes.
> If that's the case, then this patch won't help.
Nevertheless I will try to test current mainline + your patch this week or
next week, just to be sure and to have another point of reference.
--
Stefan Richter
-======----- -==- -====
http://arcgraph.de/sr/
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next prev parent reply other threads:[~2016-06-15 12:19 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-11 1:18 [PATCH] drm/i915/fbc: disable FBC on FIFO underruns Paulo Zanoni
2016-06-11 6:56 ` ✗ Ro.CI.BAT: warning for " Patchwork
2016-06-13 11:47 ` [PATCH] " Stefan Richter
2016-06-13 14:33 ` Zanoni, Paulo R
2016-06-15 12:19 ` Stefan Richter [this message]
2016-08-12 23:24 ` Pandiyan, Dhinakaran
2016-08-13 9:05 ` Chris Wilson
2016-08-15 20:49 ` Zanoni, Paulo R
2016-08-15 22:36 ` [PATCH] " Paulo Zanoni
2016-09-02 5:58 ` Pandiyan, Dhinakaran
2016-09-02 14:45 ` Zanoni, Paulo R
2016-09-12 20:02 ` Paulo Zanoni
2016-09-12 20:25 ` Chris Wilson
2016-09-12 21:25 ` Zanoni, Paulo R
2016-09-13 13:38 ` Paulo Zanoni
2016-09-13 13:56 ` Chris Wilson
2016-09-13 17:07 ` Pandiyan, Dhinakaran
2016-08-16 5:57 ` ✗ Ro.CI.BAT: failure for drm/i915/fbc: disable FBC on FIFO underruns (rev2) Patchwork
2016-09-12 20:54 ` ✓ Fi.CI.BAT: success for drm/i915/fbc: disable FBC on FIFO underruns (rev3) Patchwork
2016-09-13 14:19 ` ✗ Fi.CI.BAT: warning for drm/i915/fbc: disable FBC on FIFO underruns (rev4) Patchwork
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