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On Thu, Jul 30, 2020 at 2:16 PM Alex Deucher <alexdeucher@xxxxxxxxx> wrote:
>
> From: Evan Quan <evan.quan@xxxxxxx>
>
> Different mclk dpm policy will be applied based on the VRAM
> width.
>
> Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
> drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 16 +++++++++++++---
> 1 file changed, 13 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
> index ffe05b7cc1f0..b81719433017 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
> @@ -1585,9 +1585,19 @@ static void smu7_init_dpm_defaults(struct pp_hwmgr *hwmgr)
> data->current_profile_setting.sclk_down_hyst = 100;
> data->current_profile_setting.sclk_activity = SMU7_SCLK_TARGETACTIVITY_DFLT;
> data->current_profile_setting.bupdate_mclk = 1;
> - data->current_profile_setting.mclk_up_hyst = 0;
> - data->current_profile_setting.mclk_down_hyst = 100;
> - data->current_profile_setting.mclk_activity = SMU7_MCLK_TARGETACTIVITY_DFLT;
> + if (adev->gmc.vram_width == 256) {
> + data->current_profile_setting.mclk_up_hyst = 10;
> + data->current_profile_setting.mclk_down_hyst = 60;
> + data->current_profile_setting.mclk_activity = 25;
> + } else if (adev->gmc.vram_width == 128) {
> + data->current_profile_setting.mclk_up_hyst = 5;
> + data->current_profile_setting.mclk_down_hyst = 16;
> + data->current_profile_setting.mclk_activity = 20;
> + } else if (adev->gmc.vram_width == 64) {
> + data->current_profile_setting.mclk_up_hyst = 3;
> + data->current_profile_setting.mclk_down_hyst = 16;
> + data->current_profile_setting.mclk_activity = 20;
> + }
> hwmgr->workload_mask = 1 << hwmgr->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D];
> hwmgr->power_profile_mode = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
> hwmgr->default_power_profile_mode = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
> --
> 2.25.4
>
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