From: Rex Zhu Date: Sat, 24 Jun 2017 18:13:26 +0800 Subject: drm/amd/powerplay: enable ACG feature on vega10. Git-commit: bdb8cd10b99d55d35b869fbf5cd6df9420b9bd85 Patch-mainline: v4.14-rc1 References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166 Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher Acked-by: Petr Tesarik --- drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 78 ++++++++++++++++++++- drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h | 6 + 2 files changed, 80 insertions(+), 4 deletions(-) --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -321,8 +321,7 @@ static void vega10_init_dpm_defaults(str FEATURE_LED_DISPLAY_BIT; data->smu_features[GNLD_FAN_CONTROL].smu_feature_id = FEATURE_FAN_CONTROL_BIT; - data->smu_features[GNLD_VOLTAGE_CONTROLLER].smu_feature_id = - FEATURE_VOLTAGE_CONTROLLER_BIT; + data->smu_features[GNLD_ACG].smu_feature_id = FEATURE_ACG_BIT; if (!data->registry_data.prefetcher_dpm_key_disabled) data->smu_features[GNLD_DPM_PREFETCHER].supported = true; @@ -386,6 +385,12 @@ static void vega10_init_dpm_defaults(str if (data->registry_data.vr0hot_enabled) data->smu_features[GNLD_VR0HOT].supported = true; + smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_GetSmuVersion); + vega10_read_arg_from_smc(hwmgr->smumgr, &(data->smu_version)); + /* ACG firmware has major version 5 */ + if ((data->smu_version & 0xff000000) == 0x5000000) + data->smu_features[GNLD_ACG].supported = true; + } #ifdef PPLIB_VEGA10_EVV_SUPPORT @@ -2222,6 +2227,21 @@ static int vega10_populate_avfs_paramete pp_table->DisplayClock2Gfxclk[DSPCLK_PHYCLK].m1_shift = 24; pp_table->DisplayClock2Gfxclk[DSPCLK_PHYCLK].m2_shift = 12; pp_table->DisplayClock2Gfxclk[DSPCLK_PHYCLK].b_shift = 12; + + pp_table->AcgBtcGbVdroopTable.a0 = avfs_params.ulAcgGbVdroopTableA0; + pp_table->AcgBtcGbVdroopTable.a0_shift = 20; + pp_table->AcgBtcGbVdroopTable.a1 = avfs_params.ulAcgGbVdroopTableA1; + pp_table->AcgBtcGbVdroopTable.a1_shift = 20; + pp_table->AcgBtcGbVdroopTable.a2 = avfs_params.ulAcgGbVdroopTableA2; + pp_table->AcgBtcGbVdroopTable.a2_shift = 20; + + pp_table->AcgAvfsGb.m1 = avfs_params.ulAcgGbFuseTableM1; + pp_table->AcgAvfsGb.m2 = avfs_params.ulAcgGbFuseTableM2; + pp_table->AcgAvfsGb.b = avfs_params.ulAcgGbFuseTableB; + pp_table->AcgAvfsGb.m1_shift = 0; + pp_table->AcgAvfsGb.m2_shift = 0; + pp_table->AcgAvfsGb.b_shift = 0; + } else { data->smu_features[GNLD_AVFS].supported = false; } @@ -2230,6 +2250,55 @@ static int vega10_populate_avfs_paramete return 0; } +static int vega10_acg_enable(struct pp_hwmgr *hwmgr) +{ + struct vega10_hwmgr *data = + (struct vega10_hwmgr *)(hwmgr->backend); + uint32_t agc_btc_response; + + if (data->smu_features[GNLD_ACG].supported) { + if (0 == vega10_enable_smc_features(hwmgr->smumgr, true, + data->smu_features[GNLD_DPM_PREFETCHER].smu_feature_bitmap)) + data->smu_features[GNLD_DPM_PREFETCHER].enabled = true; + + smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_InitializeAcg); + + smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_RunAcgBtc); + vega10_read_arg_from_smc(hwmgr->smumgr, &agc_btc_response);; + + if (1 == agc_btc_response) { + if (1 == data->acg_loop_state) + smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_RunAcgInClosedLoop); + else if (2 == data->acg_loop_state) + smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_RunAcgInOpenLoop); + if (0 == vega10_enable_smc_features(hwmgr->smumgr, true, + data->smu_features[GNLD_ACG].smu_feature_bitmap)) + data->smu_features[GNLD_ACG].enabled = true; + } else { + pr_info("[ACG_Enable] ACG BTC Returned Failed Status!\n"); + data->smu_features[GNLD_ACG].enabled = false; + } + } + + return 0; +} + +static int vega10_acg_disable(struct pp_hwmgr *hwmgr) +{ + struct vega10_hwmgr *data = + (struct vega10_hwmgr *)(hwmgr->backend); + + if (data->smu_features[GNLD_ACG].supported) { + if (data->smu_features[GNLD_ACG].enabled) { + if (0 == vega10_enable_smc_features(hwmgr->smumgr, false, + data->smu_features[GNLD_ACG].smu_feature_bitmap)) + data->smu_features[GNLD_ACG].enabled = false; + } + } + + return 0; +} + static int vega10_populate_gpio_parameters(struct pp_hwmgr *hwmgr) { struct vega10_hwmgr *data = @@ -2500,7 +2569,7 @@ static int vega10_init_smc_table(struct result = vega10_avfs_enable(hwmgr, true); PP_ASSERT_WITH_CODE(!result, "Attempt to enable AVFS feature Failed!", return result); - + vega10_acg_enable(hwmgr); vega10_save_default_power_profile(hwmgr); return 0; @@ -4677,6 +4746,9 @@ static int vega10_disable_dpm_tasks(stru PP_ASSERT_WITH_CODE((tmp_result == 0), "Failed to disable ulv!", result = tmp_result); + tmp_result = vega10_acg_disable(hwmgr); + PP_ASSERT_WITH_CODE((tmp_result == 0), + "Failed to disable acg!", result = tmp_result); return result; } --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.h @@ -64,7 +64,9 @@ enum { GNLD_FW_CTF, GNLD_LED_DISPLAY, GNLD_FAN_CONTROL, - GNLD_VOLTAGE_CONTROLLER, + GNLD_FEATURE_FAST_PPT_BIT, + GNLD_DIDT, + GNLD_ACG, GNLD_FEATURES_MAX }; @@ -381,6 +383,8 @@ struct vega10_hwmgr { struct vega10_smc_state_table smc_state_table; uint32_t config_telemetry; + uint32_t smu_version; + uint32_t acg_loop_state; }; #define VEGA10_DPM2_NEAR_TDP_DEC 10