[Nouveau] [PATCH 0/2] allow partly reclocking on chipset

Samuel Pitoiset samuel.pitoiset at gmail.com
Wed Jan 13 04:43:03 PST 2016


Hi!

Did you check on different Fermi chipsets or only with one variant?

Are you sure that engine reclocking works as expected on Fermi? Because 
enabling it without a strong inspection sounds like a prediction and it 
might not work.

On 01/13/2016 01:25 PM, Karol Herbst wrote:
> some chipset have working engine reclocking, but broken memory reclocking like
> Fermi. We should for now, add the functionality to allow partly reclocking for
> those.
>
> Allthough this doesn't give as much performance as one might wish, it is till
> noticeable and may improve performance enough to be noted.
>
> Karol Herbst (2):
>    clk: seperate engine and memory reclock toggles
>    clk: allow engine reclock on fermi
>
>   drm/nouveau/include/nvkm/subdev/clk.h |  3 ++-
>   drm/nouveau/nvkm/subdev/clk/base.c    | 21 ++++++++++++++-------
>   drm/nouveau/nvkm/subdev/clk/gf100.c   |  3 ++-
>   drm/nouveau/nvkm/subdev/clk/gk104.c   |  3 ++-
>   drm/nouveau/nvkm/subdev/clk/gk20a.c   |  2 +-
>   drm/nouveau/nvkm/subdev/clk/gt215.c   |  2 +-
>   drm/nouveau/nvkm/subdev/clk/mcp77.c   |  3 ++-
>   drm/nouveau/nvkm/subdev/clk/nv04.c    |  2 +-
>   drm/nouveau/nvkm/subdev/clk/nv40.c    |  2 +-
>   drm/nouveau/nvkm/subdev/clk/nv50.c    |  2 +-
>   drm/nouveau/nvkm/subdev/clk/priv.h    |  6 ++++--
>   11 files changed, 31 insertions(+), 18 deletions(-)
>

-- 
-Samuel


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