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From: Jani Nikula <jani.nikula@linux.intel.com>
To: Pavel Machek <pavel@ucw.cz>, Martin Steigerwald <martin@lichtvoll.de>
Cc: kernel list <linux-kernel@vger.kernel.org>,
	daniel.vetter@intel.com, intel-gfx@lists.freedesktop.org,
	dri-devel@lists.freedesktop.org,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>
Subject: Re: 4.8-rc1: it is now common that machine needs re-run of xrandr after resume
Date: Wed, 14 Sep 2016 12:17:53 +0300	[thread overview]
Message-ID: <87h99isuv2.fsf@intel.com> (raw)
In-Reply-To: <20160914075410.GA7540@amd>

On Wed, 14 Sep 2016, Pavel Machek <pavel@ucw.cz> wrote:
> For the "sometimes need xrandr after resume": I don't think I can
> bisect that. It only happens sometimes :-(. But there's something
> helpful in the logs:

> [ 1856.218863] [drm:drm_edid_block_valid] *ERROR* EDID checksum is
> invalid, remainder is 130
> [ 1856.218863] Raw EDID:
> [ 1856.218863]     00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863] [drm:drm_edid_block_valid] *ERROR* EDID checksum is
> invalid, remainder is 130
> [ 1856.218863] Raw EDID:
> [ 1856.218863]     00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863] [drm:drm_edid_block_valid] *ERROR* EDID checksum is
> invalid, remainder is 130
> [ 1856.218863] Raw EDID:
> [ 1856.218863]     00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863] [drm:drm_edid_block_valid] *ERROR* EDID checksum is
> invalid, remainder is 130
> [ 1856.218863] Raw EDID:
> [ 1856.218863]     00 ff ff ff ff ff ff 00 ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863]     ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
> [ 1856.218863] i915 0000:00:02.0: HDMI-A-1: EDID block 0 invalid.

Pavel, Martin, do you always see this when the display fails to resume?
Is it HDMI/DVI for both of you?


BR,
Jani.


-- 
Jani Nikula, Intel Open Source Technology Center

  reply	other threads:[~2016-09-14  9:17 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-13 20:23 4.8-rc1: it is now common that machine needs re-run of xrandr after resume Pavel Machek
2016-09-13 20:38 ` Martin Steigerwald
2016-09-14  7:43   ` Pavel Machek
2016-09-14 10:03     ` Jani Nikula
2016-09-13 21:04 ` Pavel Machek
2016-09-14  7:38   ` Jani Nikula
2016-09-14  7:45     ` Jani Nikula
2016-09-14  7:54     ` Pavel Machek
2016-09-14  9:17       ` Jani Nikula [this message]
2016-09-14 11:14         ` Jani Nikula
2016-09-15 15:34           ` Martin Steigerwald
2016-09-16  6:57             ` Jani Nikula
2016-10-18 14:13           ` Pavel Machek
2016-09-14 11:32         ` Martin Steigerwald
2016-09-14 10:33   ` [Intel-gfx] " Chris Wilson

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