[BUG] i915: suspend by closing Laptop lid broken

Jani Nikula jani.nikula at linux.intel.com
Thu May 7 06:50:06 PDT 2015

On Thu, 07 May 2015, Martin Kepplinger <martink at posteo.de> wrote:
> Am 2015-05-04 um 13:24 schrieb Jani Nikula:
>> On Mon, 04 May 2015, Martin Kepplinger <martink at posteo.de> wrote:
>>> So. -rc1 broke suspending by closing my laptop lid and it's not fixed in
>>> -rc2. It works exactly *one* first time and every subsequent lid-closing
>>> is ignored.
>>> Biscted and tested first bad commit:
>>> 14aa02449064541217836b9f3d3295e241d5ae9c
>>> This pulls in i915 changes as well as ACPI changes. I don't know the
>>> driver but I'm sure you can find the mistake. I'm happy to test changes.
>>> There are no log differences.
>> Any chance you could bisect into the merge? It would be helpful.
>> BR,
>> Jani.
> My attempt to go into the merge was too much effort as the checkouts in
> between break random other stuff.

This should obviously *not* be the case. :(

> We should be between 09d51602cf84a1264946711dd4ea0dddbac599a1 (good) and
> c0f404284192f2d4a0159a714372a8c8610c1f6d. Could you have a look and
> maybe you have guesses for me, what I should test? It's not sooo much
> anymore, maybe you even have a guess about the bug?

$ git log --oneline 09d51602cf..c0f4042841 | grep drm/i915 | wc -l

Oof, I eyeballed the list, but didn't spot any obvious candidates.

If a commit is inconclusive or borken in other ways, you could try git
bisect skip to try another commit...


Jani Nikula, Intel Open Source Technology Center

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