[PATCH] drm/amd/powerplay: correct data type to support under voltage

Alex Deucher alexdeucher at gmail.com
Thu Aug 30 05:03:49 UTC 2018


On Thu, Aug 30, 2018 at 12:49 AM Evan Quan <evan.quan at amd.com> wrote:
>
> For under voltage, negative value will be applied to voltage
> offset. Update the data type to cover this case.
>
> Change-Id: I955da13fd9777320b0605b6b620133d596b573be
> Signed-off-by: Evan Quan <evan.quan at amd.com>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h b/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h
> index 0a39a4c564d2..59e621ef33ac 100644
> --- a/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h
> +++ b/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h
> @@ -569,11 +569,11 @@ typedef struct {
>    uint16_t      GfxclkFmin;
>    uint16_t      GfxclkFmax;
>    uint16_t      GfxclkFreq1;
> -  uint16_t      GfxclkOffsetVolt1;
> +  int16_t      GfxclkOffsetVolt1;
>    uint16_t      GfxclkFreq2;
> -  uint16_t      GfxclkOffsetVolt2;
> +  int16_t      GfxclkOffsetVolt2;
>    uint16_t      GfxclkFreq3;
> -  uint16_t      GfxclkOffsetVolt3;
> +  int16_t      GfxclkOffsetVolt3;
>    uint16_t      UclkFmax;
>    int16_t       OverDrivePct;
>    uint16_t      FanMaximumRpm;
> --
> 2.18.0
>
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