[PATCH 00/22] new radeon info queries

Alex Deucher alexdeucher at gmail.com
Wed Oct 1 21:50:21 PDT 2014


On Wed, Oct 1, 2014 at 12:30 PM, Alexandre Demers
<alexandre.f.demers at gmail.com> wrote:
> May I suggest something more to add if available? It would be great to
> have the core and memory voltages. As an example of a specific
> application where it would have been usefull: it would have been
> easier to debug the problem with Cayman when vddci was not correctly
> set (it would have been higher or lower than expected or the value
> would have been nonsense).

It wouldn't have helped for that problem since there's no way to query
the actual vddc or vddci or even the clocks.  All you can query is
which performance level is active, the driver has to determine the
clocks and voltages based on that.  It's basically the same info that
is already exposed via debugfs.

Alex


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