[Nouveau] [PATCH v2 18/22] volt: add coefficients I found on my gpu
Martin Peres
martin.peres at free.fr
Mon Mar 28 22:38:16 UTC 2016
On 21/03/16 18:16, Karol Herbst wrote:
> I am sure that those are a bit different on other GPUs, but while testing
> the error range compared to nvidia was around 100%+-3%.
>
> Without this change we are most of the time around 10% below nvidias voltage,
> so this change causes no harm and improves the situation a lot already.
>
> The remaining task for this is to figure out which of these constants are
> chip specific and from where to get the chip specific factors
>
> Signed-off-by: Karol Herbst <nouveau at karolherbst.de>
Instead of landing these coefficients like that, I would really like if
you could dump pfuse and check if you find these coefficients there.
What could be done also is to re-do the work you did to find out those
coefficients on a GPU where your coefficients are not really good and
find out what values would have needed and then compare pfuse with the
original card.
If this is to be considered a long task, then I am OK landing those
coefficients, but I would really appreciate if you could at least have a
quick look at pfuse :)
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