Re: [PATCH 04/14] drm/amd/powerplay: update Sienna Cichlid default dpm table setup

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On Fri, Jul 3, 2020 at 4:33 AM Evan Quan <evan.quan@xxxxxxx> wrote:
>
> Cache all clocks levels for every dpm table. They are needed
> by other APIs.
>
> Change-Id: Idaa853356720e48ab3279f420ba1ae18bb7de4fd
> Signed-off-by: Evan Quan <evan.quan@xxxxxxx>

Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>

> ---
>  .../drm/amd/powerplay/sienna_cichlid_ppt.c    | 234 ++++++++++++++++--
>  1 file changed, 211 insertions(+), 23 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/powerplay/sienna_cichlid_ppt.c
> index f2bbe56798d7..d750d06378e9 100644
> --- a/drivers/gpu/drm/amd/powerplay/sienna_cichlid_ppt.c
> +++ b/drivers/gpu/drm/amd/powerplay/sienna_cichlid_ppt.c
> @@ -597,41 +597,229 @@ static int sienna_cichlid_allocate_dpm_context(struct smu_context *smu)
>
>  static int sienna_cichlid_set_default_dpm_table(struct smu_context *smu)
>  {
> -       struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
> -       struct smu_table_context *table_context = &smu->smu_table;
> -       struct smu_11_0_dpm_context *dpm_context = smu_dpm->dpm_context;
> -       PPTable_t *driver_ppt = NULL;
> +       struct smu_11_0_dpm_context *dpm_context = smu->smu_dpm.dpm_context;
> +       PPTable_t *driver_ppt = smu->smu_table.driver_pptable;
> +       struct smu_11_0_dpm_table *dpm_table;
> +       int ret = 0;
>         int i;
>
> -        driver_ppt = table_context->driver_pptable;
> +       /* socclk dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.soc_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_SOCCLK_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_SOCCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_SOCCLK].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.socclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
> +
> +       /* gfxclk dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.gfx_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_GFXCLK_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_GFXCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_GFXCLK].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.gfxclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
> +
> +       /* uclk dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.uclk_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_UCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_UCLK].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.uclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> -        dpm_context->dpm_tables.soc_table.min = driver_ppt->FreqTableSocclk[0];
> -        dpm_context->dpm_tables.soc_table.max = driver_ppt->FreqTableSocclk[NUM_SOCCLK_DPM_LEVELS - 1];
> +       /* fclk dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.fclk_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_FCLK_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_FCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_FCLK].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.fclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> -        dpm_context->dpm_tables.gfx_table.min = driver_ppt->FreqTableGfx[0];
> -        dpm_context->dpm_tables.gfx_table.max = driver_ppt->FreqTableGfx[NUM_GFXCLK_DPM_LEVELS - 1];
> +       /* vclk0 dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.vclk_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_MM_DPM_PG_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_VCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_VCLK_0].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.vclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> -        dpm_context->dpm_tables.uclk_table.min = driver_ppt->FreqTableUclk[0];
> -        dpm_context->dpm_tables.uclk_table.max = driver_ppt->FreqTableUclk[NUM_UCLK_DPM_LEVELS - 1];
> +       /* vclk1 dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.vclk1_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_MM_DPM_PG_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_VCLK1,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_VCLK_1].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.vclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> -        dpm_context->dpm_tables.vclk_table.min = driver_ppt->FreqTableVclk[0];
> -        dpm_context->dpm_tables.vclk_table.max = driver_ppt->FreqTableVclk[NUM_VCLK_DPM_LEVELS - 1];
> +       /* dclk0 dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.dclk_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_MM_DPM_PG_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_DCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_DCLK_0].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.dclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> -        dpm_context->dpm_tables.dclk_table.min = driver_ppt->FreqTableDclk[0];
> -        dpm_context->dpm_tables.dclk_table.max = driver_ppt->FreqTableDclk[NUM_DCLK_DPM_LEVELS - 1];
> +       /* dclk1 dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.dclk1_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_MM_DPM_PG_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_DCLK1,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_DCLK_1].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.dclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> -        dpm_context->dpm_tables.dcef_table.min = driver_ppt->FreqTableDcefclk[0];
> -        dpm_context->dpm_tables.dcef_table.max = driver_ppt->FreqTableDcefclk[NUM_DCEFCLK_DPM_LEVELS - 1];
> +       /* dcefclk dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.dcef_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_DCEFCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_DCEFCLK].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.dcefclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> -        dpm_context->dpm_tables.pixel_table.min = driver_ppt->FreqTablePixclk[0];
> -        dpm_context->dpm_tables.pixel_table.max = driver_ppt->FreqTablePixclk[NUM_PIXCLK_DPM_LEVELS - 1];
> +       /* pixelclk dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.pixel_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_PIXCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_PIXCLK].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.dcefclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> -        dpm_context->dpm_tables.display_table.min = driver_ppt->FreqTableDispclk[0];
> -        dpm_context->dpm_tables.display_table.max = driver_ppt->FreqTableDispclk[NUM_DISPCLK_DPM_LEVELS - 1];
> +       /* displayclk dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.display_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_DISPCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_DISPCLK].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.dcefclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> -        dpm_context->dpm_tables.phy_table.min = driver_ppt->FreqTablePhyclk[0];
> -        dpm_context->dpm_tables.phy_table.max = driver_ppt->FreqTablePhyclk[NUM_PHYCLK_DPM_LEVELS - 1];
> +       /* phyclk dpm table setup */
> +       dpm_table = &dpm_context->dpm_tables.phy_table;
> +       if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT)) {
> +               ret = smu_v11_0_set_single_dpm_table(smu,
> +                                                    SMU_PHYCLK,
> +                                                    dpm_table);
> +               if (ret)
> +                       return ret;
> +               dpm_table->is_fine_grained =
> +                       !driver_ppt->DpmDescriptor[PPCLK_PHYCLK].SnapToDiscrete;
> +       } else {
> +               dpm_table->count = 1;
> +               dpm_table->dpm_levels[0].value = smu->smu_table.boot_values.dcefclk / 100;
> +               dpm_table->dpm_levels[0].enabled = true;
> +               dpm_table->min = dpm_table->dpm_levels[0].value;
> +               dpm_table->max = dpm_table->dpm_levels[0].value;
> +       }
>
> +       /* lclk dpm table setup */
>         for (i = 0; i < MAX_PCIE_CONF; i++) {
>                 dpm_context->dpm_tables.pcie_table.pcie_gen[i] = driver_ppt->PcieGenSpeed[i];
>                 dpm_context->dpm_tables.pcie_table.pcie_lane[i] = driver_ppt->PcieLaneCount[i];
> --
> 2.27.0
>
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