[Bug 43278] RS482: Hibernation reliably hangs, suspend-to-RAM unreliably hangs

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=43278

Jonathan Nieder <jrnieder at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|System hangs after suspend  |RS482: Hibernation reliably
                   |to ram or disk cause radeon |hangs, suspend-to-RAM
                   |firmware cannot be loaded.  |unreliably hangs

--- Comment #9 from Jonathan Nieder <jrnieder at gmail.com> 2011-11-28 15:38:47 PST ---
Alex Deucher wrote:

> Install the debian firmware package.

The bug summary is wrong.  The warnings about firmware were artifacts from
debugging in a minimal environment (to rule out other some other driver causing
the hibernation trouble).

Rolf wrote:

> When trying the "drm.debug=0x6" and "no_console_suspend" parameters the
> system sometimes didn't hangup on hibernate test - the test worked 3
> times in follow without hangup.
> And second suspend to disk with the two parameters did not really
> suspend - the power led continued to burn as described above - and the
> screen turned to power safe mode - but after a second or two the screen
> powered up again and showed the login screen of suspend mode.
> But this could not be reproduced constantly - strange!

Do you have logs from when this happened (they might be somewhere in
/var/log/dmesg*)?

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