[PATCH] drm/amd/powerplay: add vclk/dclkSoftMin support for raven

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On Fri, Jul 28, 2017 at 5:28 AM, Junwei Zhang <Jerry.Zhang at amd.com> wrote:
> Signed-off-by: Junwei Zhang <Jerry.Zhang at amd.com>

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

> ---
>  drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c | 9 +++++++++
>  drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h | 2 ++
>  drivers/gpu/drm/amd/powerplay/inc/hwmgr.h      | 2 ++
>  drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h   | 7 ++++++-
>  4 files changed, 19 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
> index f61da66..14e0321 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.c
> @@ -279,6 +279,15 @@ static int rv_tf_set_clock_limit(struct pp_hwmgr *hwmgr, void *input,
>                 }
>         } */
>
> +       if (((hwmgr->uvd_arbiter.vclk_soft_min / 100) != rv_data->vclk_soft_min) ||
> +           ((hwmgr->uvd_arbiter.dclk_soft_min / 100) != rv_data->dclk_soft_min)) {
> +               rv_data->vclk_soft_min = hwmgr->uvd_arbiter.vclk_soft_min / 100;
> +               rv_data->dclk_soft_min = hwmgr->uvd_arbiter.dclk_soft_min / 100;
> +               smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
> +                       PPSMC_MSG_SetSoftMinVcn,
> +                       (rv_data->vclk_soft_min << 16) | rv_data->vclk_soft_min);
> +       }
> +
>         if((hwmgr->gfx_arbiter.sclk_hard_min != 0) &&
>                 ((hwmgr->gfx_arbiter.sclk_hard_min / 100) != rv_data->soc_actual_hard_min_freq)) {
>                 smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h
> index afb8522..2472b50 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/rv_hwmgr.h
> @@ -280,6 +280,8 @@ struct rv_hwmgr {
>
>         uint32_t                        f_actual_hard_min_freq;
>         uint32_t                        fabric_actual_soft_min_freq;
> +       uint32_t                        vclk_soft_min;
> +       uint32_t                        dclk_soft_min;
>         uint32_t                        gfx_actual_soft_min_freq;
>
>         bool                           vcn_power_gated;
> diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> index 3a0e6b1..f539d55 100644
> --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
> @@ -128,6 +128,8 @@ struct phm_uvd_arbiter {
>         uint32_t dclk;
>         uint32_t vclk_ceiling;
>         uint32_t dclk_ceiling;
> +       uint32_t vclk_soft_min;
> +       uint32_t dclk_soft_min;
>  };
>
>  struct phm_vce_arbiter {
> diff --git a/drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h b/drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h
> index e0e106f..901c960c 100644
> --- a/drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h
> +++ b/drivers/gpu/drm/amd/powerplay/inc/rv_ppsmc.h
> @@ -66,7 +66,12 @@
>  #define PPSMC_MSG_SetMinVddcrSocVoltage         0x22
>  #define PPSMC_MSG_SetMinVideoFclkFreq           0x23
>  #define PPSMC_MSG_SetMinDeepSleepDcefclk        0x24
> -#define PPSMC_Message_Count                     0x25
> +#define PPSMC_MSG_ForcePowerDownGfx             0x25
> +#define PPSMC_MSG_SetPhyclkVoltageByFreq        0x26
> +#define PPSMC_MSG_SetDppclkVoltageByFreq        0x27
> +#define PPSMC_MSG_SetSoftMinVcn                 0x28
> +#define PPSMC_Message_Count                     0x29
> +
>
>  typedef uint16_t PPSMC_Result;
>  typedef int      PPSMC_Msg;
> --
> 1.9.1
>
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> amd-gfx at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx


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