; Zhang,
> Hawking ; Liu, Monk ;
> Xu, Feifei ; Chang, HaiJun
> Subject: [PATCH] drm/amdgpu: disable SDMA WPTR_POLL_ENABLE for SR-
> IOV
>
> [Why]
> This WPTR_POLL_ENABLE is a hardware contigious polling which will cause
> FCLK and UCLK to keep on a high level.
> Mos
[Why]
This WPTR_POLL_ENABLE is a hardware contigious polling which will cause
FCLK and UCLK to keep on a high level.
Mostly its case can be covered by F32_WPTR_POLL_ENABLE which polls by
firmware.
So to save power, SR-IOV also needs to disable this bit
Signed-off-by: Horace Chen
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drivers/gpu/