On Mon, Jun 28, 2010 at 7:48 PM, Dave Airlie <airl...@gmail.com> wrote:
> On Sat, Jun 12, 2010 at 7:21 PM, Andy Lutomirski <l...@mit.edu> wrote:
>> Commit 7a772c492fcfffae812ffca78a628e76fa57fe58 has two bugs which
>> made the hotplug problems on my laptop worse instead of better.
>>
>> First, it did not, in fact, disable the CRT plug interrupt -- it
>> disabled all the other hotplug interrupts.  It seems rather doubtful
>> that that bit of the patch fixed anything, so let's just remove it.
>> (If you want to add it back, you probably meant ~CRT_HOTPLUG_INT_EN.)
>>
>> Second, on at least my GM45, setting CRT_HOTPLUG_ACTIVATION_PERIOD_64
>> and CRT_HOTPLUG_VOLTAGE_COMPARE_50 (when they were previously unset)
>> causes a hotplug interrupt about three seconds later.  The old code
>> never restored PORT_HOTPLUG_EN so this could only happen once, but
>> they new code restores those registers.  So just set those bits when
>> we set up the interrupt in the first place.
>
> ping? Intel guys? ajax? anyone?
>
> We are clearly broken on GM45 at the moment.
>

I dunno.  This is all I've heard:

http://www.mail-archive.com/dri-de...@lists.freedesktop.org/msg01433.html

It's kind of an ACK :)

Rafael has this in his tracker now, I think.

--Andy
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