[PATCH 03/10] drm/amd/pp: Add new smu callback function

Alex Deucher alexdeucher at gmail.com
Thu Feb 8 15:03:35 UTC 2018


On Thu, Feb 8, 2018 at 4:14 AM, Rex Zhu <Rex.Zhu at amd.com> wrote:
> it is used for adjust part of dpm settigs
> to get better performance under different
> workloads.
>
> Change-Id: I1e1ed786e9c07c91fb7e810af5b1ec5dd5cc4791
> Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>

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

> ---
>  drivers/gpu/drm/amd/powerplay/inc/hwmgr.h     | 1 +
>  drivers/gpu/drm/amd/powerplay/inc/smumgr.h    | 1 +
>  drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c | 8 ++++++++
>  3 files changed, 10 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> index 77d7f49..31988d7 100644
> --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> @@ -239,6 +239,7 @@ struct pp_smumgr_func {
>         int (*populate_requested_graphic_levels)(struct pp_hwmgr *hwmgr,
>                         struct amd_pp_profile *request);
>         bool (*is_hw_avfs_present)(struct pp_hwmgr  *hwmgr);
> +       int (*update_dpm_settings)(struct pp_hwmgr *hwmgr, void *profile_setting);
>  };
>
>  struct pp_hwmgr_func {
> diff --git a/drivers/gpu/drm/amd/powerplay/inc/smumgr.h b/drivers/gpu/drm/amd/powerplay/inc/smumgr.h
> index b1b27b2..e05a57e 100644
> --- a/drivers/gpu/drm/amd/powerplay/inc/smumgr.h
> +++ b/drivers/gpu/drm/amd/powerplay/inc/smumgr.h
> @@ -134,5 +134,6 @@ extern int smum_populate_requested_graphic_levels(struct pp_hwmgr *hwmgr,
>
>  extern bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr);
>
> +extern int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting);
>
>  #endif
> diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
> index 8673884..1ce4959 100644
> --- a/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c
> @@ -253,3 +253,11 @@ bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr)
>
>         return false;
>  }
> +
> +int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting)
> +{
> +       if (hwmgr->smumgr_funcs->update_dpm_settings)
> +               return hwmgr->smumgr_funcs->update_dpm_settings(hwmgr, profile_setting);
> +
> +       return -EINVAL;
> +}
> --
> 1.9.1
>
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