diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c index e38222877f7e..563482f5d35f 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c @@ -2802,6 +2802,10 @@ static int smu7_patch_dependency_tables_with_leakage(struct pp_hwmgr *hwmgr) if (tmp) return -EINVAL; + tmp = smu7_patch_vddc(hwmgr, hwmgr->dyn_state.vddc_dependency_on_display_clock); + if (tmp) + return -EINVAL; + tmp = smu7_patch_vce_vddc(hwmgr, hwmgr->dyn_state.vce_clock_voltage_dependency_table); if (tmp) return -EINVAL; @@ -2885,6 +2889,8 @@ static int smu7_hwmgr_backend_fini(struct pp_hwmgr *hwmgr) { kfree(hwmgr->dyn_state.vddc_dep_on_dal_pwrl); hwmgr->dyn_state.vddc_dep_on_dal_pwrl = NULL; + kfree(hwmgr->dyn_state.vddc_dependency_on_display_clock); + hwmgr->dyn_state.vddc_dependency_on_display_clock = NULL; kfree(hwmgr->backend); hwmgr->backend = NULL; @@ -2955,6 +2961,51 @@ static int smu7_update_edc_leakage_table(struct pp_hwmgr *hwmgr) return ret; } +static int smu7_init_voltage_dependency_on_display_clock_table(struct pp_hwmgr *hwmgr) +{ + struct phm_clock_voltage_dependency_table *table; + + if (!amdgpu_device_ip_get_ip_block(hwmgr->adev, AMD_IP_BLOCK_TYPE_DCE)) + return 0; + + table = kzalloc(struct_size(table, entries, 4), GFP_KERNEL); + if (!table) + return -ENOMEM; + + if (hwmgr->chip_id >= CHIP_POLARIS10) { + table->entries[0].clk = 38918; + table->entries[1].clk = 45900; + table->entries[2].clk = 66700; + table->entries[3].clk = 113200; + + table->entries[0].v = 700; + table->entries[1].v = 740; + table->entries[2].v = 800; + table->entries[3].v = 900; + } else { + if (hwmgr->chip_family == AMDGPU_FAMILY_CZ) { + table->entries[0].clk = 35200; + table->entries[1].clk = 35200; + table->entries[2].clk = 46700; + table->entries[3].clk = 64300; + } else { + table->entries[0].clk = 0; + table->entries[1].clk = 35200; + table->entries[2].clk = 54000; + table->entries[3].clk = 62500; + } + + table->entries[0].v = 0; + table->entries[1].v = 720; + table->entries[2].v = 810; + table->entries[3].v = 900; + } + + table->count = 4; + hwmgr->dyn_state.vddc_dependency_on_display_clock = table; + return 0; +} + static int smu7_hwmgr_backend_init(struct pp_hwmgr *hwmgr) { struct amdgpu_device *adev = hwmgr->adev; @@ -2983,6 +3034,10 @@ static int smu7_hwmgr_backend_init(struct pp_hwmgr *hwmgr) smu7_get_elb_voltages(hwmgr); } + result = smu7_init_voltage_dependency_on_display_clock_table(hwmgr); + if (result) + goto fail; + if (hwmgr->pp_table_version == PP_TABLE_V1) { smu7_complete_dependency_tables(hwmgr); smu7_set_private_data_based_on_pptable_v1(hwmgr); @@ -3079,13 +3134,40 @@ static int smu7_force_dpm_highest(struct pp_hwmgr *hwmgr) return 0; } +static uint32_t smu7_lookup_vddc_from_dispclk(struct pp_hwmgr *hwmgr) +{ + const struct amd_pp_display_configuration *cfg = hwmgr->display_config; + const struct phm_clock_voltage_dependency_table *vddc_dep_on_dispclk = + hwmgr->dyn_state.vddc_dependency_on_display_clock; + uint32_t i; + + if (!vddc_dep_on_dispclk || !vddc_dep_on_dispclk->count || + !cfg || !cfg->num_display || !cfg->display_clk) + return 0; + + /* Start from 1 because ClocksStateUltraLow should not be used according to DC. */ + for (i = 1; i < vddc_dep_on_dispclk->count; ++i) + if (vddc_dep_on_dispclk->entries[i].clk >= cfg->display_clk) + return vddc_dep_on_dispclk->entries[i].v; + + return vddc_dep_on_dispclk->entries[vddc_dep_on_dispclk->count - 1].v; +} + +static void smu7_apply_minimum_dce_voltage_request(struct pp_hwmgr *hwmgr) +{ + uint32_t req_vddc = smu7_lookup_vddc_from_dispclk(hwmgr); + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_VddC_Request, + req_vddc * VOLTAGE_SCALE, + NULL); +} + static int smu7_upload_dpm_level_enable_mask(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); - if (hwmgr->pp_table_version == PP_TABLE_V1) - phm_apply_dal_min_voltage_request(hwmgr); -/* TO DO for v0 iceland and Ci*/ + smu7_apply_minimum_dce_voltage_request(hwmgr); if (!data->sclk_dpm_key_disabled) { if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) diff --git a/drivers/gpu/drm/amd/pm/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/pm/powerplay/inc/hwmgr.h index c661185753b4..2f49c95342a1 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/inc/hwmgr.h +++ b/drivers/gpu/drm/amd/pm/powerplay/inc/hwmgr.h @@ -631,6 +631,7 @@ struct phm_dynamic_state_info { struct phm_clock_voltage_dependency_table *vddci_dependency_on_mclk; struct phm_clock_voltage_dependency_table *vddc_dependency_on_mclk; struct phm_clock_voltage_dependency_table *mvdd_dependency_on_mclk; + struct phm_clock_voltage_dependency_table *vddc_dependency_on_display_clock; struct phm_clock_voltage_dependency_table *vddc_dep_on_dal_pwrl; struct phm_clock_array *valid_sclk_values; struct phm_clock_array *valid_mclk_values;