[PATCH 0/6] Initial sclk OD support for amdgpu

Mike Lothian mike at fireburn.co.uk
Fri May 13 18:54:06 UTC 2016


Sounds fancy but what does it do?

On Fri, 13 May 2016 at 19:49 Alex Deucher <alexdeucher at gmail.com> wrote:

> This adds initial OverDrive (OD) support for the gfx engine
> clock (sclk).  It's enabled by selecting a percentage (0-20)
> and writing it to a new sysfs file.  It's currently available
> on Tonga, Fiji, and Polaris.
>
> Eric Huang (6):
>   drm/amd/powerplay: fix a bug on updating sclk for Fiji
>   drm/amd/powerplay: fix a bug on updating sclk for Tonga
>   drm/amdgpu: add powerplay sclk OD support through sysfs
>   drm/amd/powerplay: add sclk OD support on Fiji
>   drm/amd/powerplay: add sclk OD support on Tonga
>   drm/amd/powerplay: add sclk OD support on Polaris10
>
>  drivers/gpu/drm/amd/amdgpu/amdgpu.h                |  6 +++
>  drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c             | 49
> ++++++++++++++++++++++
>  drivers/gpu/drm/amd/powerplay/amd_powerplay.c      | 44
> +++++++++++++++++++
>  drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c   | 45
> +++++++++++++++++++-
>  .../gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c  | 44
> +++++++++++++++++++
>  drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c  | 46
> +++++++++++++++++++-
>  drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h  |  2 +
>  drivers/gpu/drm/amd/powerplay/inc/hwmgr.h          |  2 +
>  8 files changed, 236 insertions(+), 2 deletions(-)
>
> --
> 2.5.5
>
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