RadeonHD 3200 HDMI Audio + KMS, Suspend-to-RAM

Rafał Miłecki zajec5 at gmail.com
Thu Jan 21 03:26:52 PST 2010

W dniu 21 stycznia 2010 09:27 użytkownik Marius Gröger
<dargllun at googlemail.com> napisał:
> Rafał Miłecki schrieb:
>> 2010/1/19 Marius Gröger <dargllun at googlemail.com>:
>>> Marius Gröger schrieb:
>>>> I'm finally using the KMS radeon drm in 2.6.33rc4 and the xorg-edgers
>>>> stack for Ubuntu karmic. HDMI sounds works until I suspend to disk;
>>> Not my day, really. I meant suspend to _RAM_.
>> Should not really matter I think.
>> Would be worth checking if rdev->audio_timer that calls
>> r600_audio_update_hdmi still work. Does anyone know some magic /proc/*
>> or /sys/kernel/debug to check active timers?
> Might an issue with the timer not getting restarted not also affect
> other kernel drivers? Chances could then be a lot higher that this will
> be fixed. I haven't looked at the sources yet myself, nor do I have time
> to experiment with them, unfortunately. I any kind of log helps I'll be
> more than happy to provide it.
> This issue is a show-stopper for me, so I think I'm going to file a a
> bug for it.

I think it's driver role to restart timers. Anyway fix should be
trivial. I finally found out issue with my machine not resuming
(http://bugzilla.kernel.org/show_bug.cgi?id=15096) so I should be able
to check this HDMI bug next week.


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