[Bug 100221] [SKL] Resume from suspend to disk fails - bisected

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=100221

Jani Nikula <jani.nikula at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |NEEDINFO

--- Comment #10 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to Damian Martinez Dreyer from comment #0)
> Description: I have bisected Kernel 4.9.9 and determined the following to be
> the cause:
> 
> commit f2a0409a08502d64fbe3990354dff5902b08d2fb
> Author: Chris Wilson <chris at chris-wilson.co.uk>
> Date:   Wed Sep 21 14:51:08 2016 +0100
> 
>     drm/i915/execlists: Reset RING registers upon resume
>     
>     commit bafb2f7d4755bf1571bd5e9a03b97f3fc4fe69ae upstream.

The stable backport has been reverted in v4.9.23 by

commit 0ee72d8f9b8e17b8e4ccfebc7a25cbc2d395cd6a
Author: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
Date:   Wed Apr 12 15:49:39 2017 +0200

    Revert "drm/i915/execlists: Reset RING registers upon resume"

    This reverts commit f2a0409a08502d64fbe3990354dff5902b08d2fb which is
    commit bafb2f7d4755bf1571bd5e9a03b97f3fc4fe69ae upstream.

    It was reported to have problems.

    Cc: Jani Nikula <jani.nikula at linux.intel.com>
    Cc: Chris Wilson <chris at chris-wilson.co.uk>
    Cc: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>
    Cc: Eric Blau <eblau1 at gmail.com>
    Signed-off-by: Greg Kroah-Hartman gregkh at linuxfoundation.org

Thread http://mid.mail-archive.com/1489443835.5568.7.camel@mailbox.org has the
details.

Damian, so you see the problem with v4.10 as well? Can you try bisecting
between v4.9 and v4.10? (i.e. the main releases, not the point releases.)
Alternatively, is this still an issue with v4.11 or v4.12-rc3?

-- 
You are receiving this mail because:
You are the assignee for the bug.
You are the QA Contact for the bug.
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20170530/0b46a9c2/attachment.html>