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path: root/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c
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Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c')
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c613
1 files changed, 0 insertions, 613 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c
deleted file mode 100644
index 44658451a8d2..000000000000
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_powertune.c
+++ /dev/null
@@ -1,613 +0,0 @@
-/*
- * Copyright 2015 Advanced Micro Devices, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-#include "hwmgr.h"
-#include "smumgr.h"
-#include "fiji_hwmgr.h"
-#include "fiji_powertune.h"
-#include "fiji_smumgr.h"
-#include "smu73_discrete.h"
-#include "pp_debug.h"
-
-#define VOLTAGE_SCALE 4
-#define POWERTUNE_DEFAULT_SET_MAX 1
-
-const struct fiji_pt_defaults fiji_power_tune_data_set_array[POWERTUNE_DEFAULT_SET_MAX] = {
- /*sviLoadLIneEn, SviLoadLineVddC, TDC_VDDC_ThrottleReleaseLimitPerc */
- {1, 0xF, 0xFD,
- /* TDC_MAWt, TdcWaterfallCtl, DTEAmbientTempBase */
- 0x19, 5, 45}
-};
-
-void fiji_initialize_power_tune_defaults(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *fiji_hwmgr = (struct fiji_hwmgr *)(hwmgr->backend);
- struct phm_ppt_v1_information *table_info =
- (struct phm_ppt_v1_information *)(hwmgr->pptable);
- uint32_t tmp = 0;
-
- if(table_info &&
- table_info->cac_dtp_table->usPowerTuneDataSetID <= POWERTUNE_DEFAULT_SET_MAX &&
- table_info->cac_dtp_table->usPowerTuneDataSetID)
- fiji_hwmgr->power_tune_defaults =
- &fiji_power_tune_data_set_array
- [table_info->cac_dtp_table->usPowerTuneDataSetID - 1];
- else
- fiji_hwmgr->power_tune_defaults = &fiji_power_tune_data_set_array[0];
-
- /* Assume disabled */
- phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_PowerContainment);
- phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_CAC);
- phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_SQRamping);
- phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_DBRamping);
- phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_TDRamping);
- phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_TCPRamping);
-
- fiji_hwmgr->dte_tj_offset = tmp;
-
- if (!tmp) {
- phm_cap_set(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_CAC);
-
- fiji_hwmgr->fast_watermark_threshold = 100;
-
- if (hwmgr->powercontainment_enabled) {
- phm_cap_set(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_PowerContainment);
- tmp = 1;
- fiji_hwmgr->enable_dte_feature = tmp ? false : true;
- fiji_hwmgr->enable_tdc_limit_feature = tmp ? true : false;
- fiji_hwmgr->enable_pkg_pwr_tracking_feature = tmp ? true : false;
- }
- }
-}
-
-/* PPGen has the gain setting generated in x * 100 unit
- * This function is to convert the unit to x * 4096(0x1000) unit.
- * This is the unit expected by SMC firmware
- */
-static uint16_t scale_fan_gain_settings(uint16_t raw_setting)
-{
- uint32_t tmp;
- tmp = raw_setting * 4096 / 100;
- return (uint16_t)tmp;
-}
-
-static void get_scl_sda_value(uint8_t line, uint8_t *scl, uint8_t* sda)
-{
- switch (line) {
- case Fiji_I2CLineID_DDC1 :
- *scl = Fiji_I2C_DDC1CLK;
- *sda = Fiji_I2C_DDC1DATA;
- break;
- case Fiji_I2CLineID_DDC2 :
- *scl = Fiji_I2C_DDC2CLK;
- *sda = Fiji_I2C_DDC2DATA;
- break;
- case Fiji_I2CLineID_DDC3 :
- *scl = Fiji_I2C_DDC3CLK;
- *sda = Fiji_I2C_DDC3DATA;
- break;
- case Fiji_I2CLineID_DDC4 :
- *scl = Fiji_I2C_DDC4CLK;
- *sda = Fiji_I2C_DDC4DATA;
- break;
- case Fiji_I2CLineID_DDC5 :
- *scl = Fiji_I2C_DDC5CLK;
- *sda = Fiji_I2C_DDC5DATA;
- break;
- case Fiji_I2CLineID_DDC6 :
- *scl = Fiji_I2C_DDC6CLK;
- *sda = Fiji_I2C_DDC6DATA;
- break;
- case Fiji_I2CLineID_SCLSDA :
- *scl = Fiji_I2C_SCL;
- *sda = Fiji_I2C_SDA;
- break;
- case Fiji_I2CLineID_DDCVGA :
- *scl = Fiji_I2C_DDCVGACLK;
- *sda = Fiji_I2C_DDCVGADATA;
- break;
- default:
- *scl = 0;
- *sda = 0;
- break;
- }
-}
-
-int fiji_populate_bapm_parameters_in_dpm_table(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- const struct fiji_pt_defaults *defaults = data->power_tune_defaults;
- SMU73_Discrete_DpmTable *dpm_table = &(data->smc_state_table);
- struct phm_ppt_v1_information *table_info =
- (struct phm_ppt_v1_information *)(hwmgr->pptable);
- struct phm_cac_tdp_table *cac_dtp_table = table_info->cac_dtp_table;
- struct pp_advance_fan_control_parameters *fan_table=
- &hwmgr->thermal_controller.advanceFanControlParameters;
- uint8_t uc_scl, uc_sda;
-
- /* TDP number of fraction bits are changed from 8 to 7 for Fiji
- * as requested by SMC team
- */
- dpm_table->DefaultTdp = PP_HOST_TO_SMC_US(
- (uint16_t)(cac_dtp_table->usTDP * 128));
- dpm_table->TargetTdp = PP_HOST_TO_SMC_US(
- (uint16_t)(cac_dtp_table->usTDP * 128));
-
- PP_ASSERT_WITH_CODE(cac_dtp_table->usTargetOperatingTemp <= 255,
- "Target Operating Temp is out of Range!",);
-
- dpm_table->GpuTjMax = (uint8_t)(cac_dtp_table->usTargetOperatingTemp);
- dpm_table->GpuTjHyst = 8;
-
- dpm_table->DTEAmbientTempBase = defaults->DTEAmbientTempBase;
-
- /* The following are for new Fiji Multi-input fan/thermal control */
- dpm_table->TemperatureLimitEdge = PP_HOST_TO_SMC_US(
- cac_dtp_table->usTargetOperatingTemp * 256);
- dpm_table->TemperatureLimitHotspot = PP_HOST_TO_SMC_US(
- cac_dtp_table->usTemperatureLimitHotspot * 256);
- dpm_table->TemperatureLimitLiquid1 = PP_HOST_TO_SMC_US(
- cac_dtp_table->usTemperatureLimitLiquid1 * 256);
- dpm_table->TemperatureLimitLiquid2 = PP_HOST_TO_SMC_US(
- cac_dtp_table->usTemperatureLimitLiquid2 * 256);
- dpm_table->TemperatureLimitVrVddc = PP_HOST_TO_SMC_US(
- cac_dtp_table->usTemperatureLimitVrVddc * 256);
- dpm_table->TemperatureLimitVrMvdd = PP_HOST_TO_SMC_US(
- cac_dtp_table->usTemperatureLimitVrMvdd * 256);
- dpm_table->TemperatureLimitPlx = PP_HOST_TO_SMC_US(
- cac_dtp_table->usTemperatureLimitPlx * 256);
-
- dpm_table->FanGainEdge = PP_HOST_TO_SMC_US(
- scale_fan_gain_settings(fan_table->usFanGainEdge));
- dpm_table->FanGainHotspot = PP_HOST_TO_SMC_US(
- scale_fan_gain_settings(fan_table->usFanGainHotspot));
- dpm_table->FanGainLiquid = PP_HOST_TO_SMC_US(
- scale_fan_gain_settings(fan_table->usFanGainLiquid));
- dpm_table->FanGainVrVddc = PP_HOST_TO_SMC_US(
- scale_fan_gain_settings(fan_table->usFanGainVrVddc));
- dpm_table->FanGainVrMvdd = PP_HOST_TO_SMC_US(
- scale_fan_gain_settings(fan_table->usFanGainVrMvdd));
- dpm_table->FanGainPlx = PP_HOST_TO_SMC_US(
- scale_fan_gain_settings(fan_table->usFanGainPlx));
- dpm_table->FanGainHbm = PP_HOST_TO_SMC_US(
- scale_fan_gain_settings(fan_table->usFanGainHbm));
-
- dpm_table->Liquid1_I2C_address = cac_dtp_table->ucLiquid1_I2C_address;
- dpm_table->Liquid2_I2C_address = cac_dtp_table->ucLiquid2_I2C_address;
- dpm_table->Vr_I2C_address = cac_dtp_table->ucVr_I2C_address;
- dpm_table->Plx_I2C_address = cac_dtp_table->ucPlx_I2C_address;
-
- get_scl_sda_value(cac_dtp_table->ucLiquid_I2C_Line, &uc_scl, &uc_sda);
- dpm_table->Liquid_I2C_LineSCL = uc_scl;
- dpm_table->Liquid_I2C_LineSDA = uc_sda;
-
- get_scl_sda_value(cac_dtp_table->ucVr_I2C_Line, &uc_scl, &uc_sda);
- dpm_table->Vr_I2C_LineSCL = uc_scl;
- dpm_table->Vr_I2C_LineSDA = uc_sda;
-
- get_scl_sda_value(cac_dtp_table->ucPlx_I2C_Line, &uc_scl, &uc_sda);
- dpm_table->Plx_I2C_LineSCL = uc_scl;
- dpm_table->Plx_I2C_LineSDA = uc_sda;
-
- return 0;
-}
-
-static int fiji_populate_svi_load_line(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- const struct fiji_pt_defaults *defaults = data->power_tune_defaults;
-
- data->power_tune_table.SviLoadLineEn = defaults->SviLoadLineEn;
- data->power_tune_table.SviLoadLineVddC = defaults->SviLoadLineVddC;
- data->power_tune_table.SviLoadLineTrimVddC = 3;
- data->power_tune_table.SviLoadLineOffsetVddC = 0;
-
- return 0;
-}
-
-static int fiji_populate_tdc_limit(struct pp_hwmgr *hwmgr)
-{
- uint16_t tdc_limit;
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- struct phm_ppt_v1_information *table_info =
- (struct phm_ppt_v1_information *)(hwmgr->pptable);
- const struct fiji_pt_defaults *defaults = data->power_tune_defaults;
-
- /* TDC number of fraction bits are changed from 8 to 7
- * for Fiji as requested by SMC team
- */
- tdc_limit = (uint16_t)(table_info->cac_dtp_table->usTDC * 128);
- data->power_tune_table.TDC_VDDC_PkgLimit =
- CONVERT_FROM_HOST_TO_SMC_US(tdc_limit);
- data->power_tune_table.TDC_VDDC_ThrottleReleaseLimitPerc =
- defaults->TDC_VDDC_ThrottleReleaseLimitPerc;
- data->power_tune_table.TDC_MAWt = defaults->TDC_MAWt;
-
- return 0;
-}
-
-static int fiji_populate_dw8(struct pp_hwmgr *hwmgr, uint32_t fuse_table_offset)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- const struct fiji_pt_defaults *defaults = data->power_tune_defaults;
- uint32_t temp;
-
- if (fiji_read_smc_sram_dword(hwmgr->smumgr,
- fuse_table_offset +
- offsetof(SMU73_Discrete_PmFuses, TdcWaterfallCtl),
- (uint32_t *)&temp, data->sram_end))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to read PmFuses.DW6 (SviLoadLineEn) from SMC Failed!",
- return -EINVAL);
- else {
- data->power_tune_table.TdcWaterfallCtl = defaults->TdcWaterfallCtl;
- data->power_tune_table.LPMLTemperatureMin =
- (uint8_t)((temp >> 16) & 0xff);
- data->power_tune_table.LPMLTemperatureMax =
- (uint8_t)((temp >> 8) & 0xff);
- data->power_tune_table.Reserved = (uint8_t)(temp & 0xff);
- }
- return 0;
-}
-
-static int fiji_populate_temperature_scaler(struct pp_hwmgr *hwmgr)
-{
- int i;
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
-
- /* Currently not used. Set all to zero. */
- for (i = 0; i < 16; i++)
- data->power_tune_table.LPMLTemperatureScaler[i] = 0;
-
- return 0;
-}
-
-static int fiji_populate_fuzzy_fan(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
-
- if( (hwmgr->thermal_controller.advanceFanControlParameters.
- usFanOutputSensitivity & (1 << 15)) ||
- 0 == hwmgr->thermal_controller.advanceFanControlParameters.
- usFanOutputSensitivity )
- hwmgr->thermal_controller.advanceFanControlParameters.
- usFanOutputSensitivity = hwmgr->thermal_controller.
- advanceFanControlParameters.usDefaultFanOutputSensitivity;
-
- data->power_tune_table.FuzzyFan_PwmSetDelta =
- PP_HOST_TO_SMC_US(hwmgr->thermal_controller.
- advanceFanControlParameters.usFanOutputSensitivity);
- return 0;
-}
-
-static int fiji_populate_gnb_lpml(struct pp_hwmgr *hwmgr)
-{
- int i;
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
-
- /* Currently not used. Set all to zero. */
- for (i = 0; i < 16; i++)
- data->power_tune_table.GnbLPML[i] = 0;
-
- return 0;
-}
-
-static int fiji_min_max_vgnb_lpml_id_from_bapm_vddc(struct pp_hwmgr *hwmgr)
-{
- /* int i, min, max;
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- uint8_t * pHiVID = data->power_tune_table.BapmVddCVidHiSidd;
- uint8_t * pLoVID = data->power_tune_table.BapmVddCVidLoSidd;
-
- min = max = pHiVID[0];
- for (i = 0; i < 8; i++) {
- if (0 != pHiVID[i]) {
- if (min > pHiVID[i])
- min = pHiVID[i];
- if (max < pHiVID[i])
- max = pHiVID[i];
- }
-
- if (0 != pLoVID[i]) {
- if (min > pLoVID[i])
- min = pLoVID[i];
- if (max < pLoVID[i])
- max = pLoVID[i];
- }
- }
-
- PP_ASSERT_WITH_CODE((0 != min) && (0 != max), "BapmVddcVidSidd table does not exist!", return int_Failed);
- data->power_tune_table.GnbLPMLMaxVid = (uint8_t)max;
- data->power_tune_table.GnbLPMLMinVid = (uint8_t)min;
-*/
- return 0;
-}
-
-static int fiji_populate_bapm_vddc_base_leakage_sidd(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- struct phm_ppt_v1_information *table_info =
- (struct phm_ppt_v1_information *)(hwmgr->pptable);
- uint16_t HiSidd = data->power_tune_table.BapmVddCBaseLeakageHiSidd;
- uint16_t LoSidd = data->power_tune_table.BapmVddCBaseLeakageLoSidd;
- struct phm_cac_tdp_table *cac_table = table_info->cac_dtp_table;
-
- HiSidd = (uint16_t)(cac_table->usHighCACLeakage / 100 * 256);
- LoSidd = (uint16_t)(cac_table->usLowCACLeakage / 100 * 256);
-
- data->power_tune_table.BapmVddCBaseLeakageHiSidd =
- CONVERT_FROM_HOST_TO_SMC_US(HiSidd);
- data->power_tune_table.BapmVddCBaseLeakageLoSidd =
- CONVERT_FROM_HOST_TO_SMC_US(LoSidd);
-
- return 0;
-}
-
-int fiji_populate_pm_fuses(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- uint32_t pm_fuse_table_offset;
-
- if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_PowerContainment)) {
- if (fiji_read_smc_sram_dword(hwmgr->smumgr,
- SMU7_FIRMWARE_HEADER_LOCATION +
- offsetof(SMU73_Firmware_Header, PmFuseTable),
- &pm_fuse_table_offset, data->sram_end))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to get pm_fuse_table_offset Failed!",
- return -EINVAL);
-
- /* DW6 */
- if (fiji_populate_svi_load_line(hwmgr))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to populate SviLoadLine Failed!",
- return -EINVAL);
- /* DW7 */
- if (fiji_populate_tdc_limit(hwmgr))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to populate TDCLimit Failed!", return -EINVAL);
- /* DW8 */
- if (fiji_populate_dw8(hwmgr, pm_fuse_table_offset))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to populate TdcWaterfallCtl, "
- "LPMLTemperature Min and Max Failed!",
- return -EINVAL);
-
- /* DW9-DW12 */
- if (0 != fiji_populate_temperature_scaler(hwmgr))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to populate LPMLTemperatureScaler Failed!",
- return -EINVAL);
-
- /* DW13-DW14 */
- if(fiji_populate_fuzzy_fan(hwmgr))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to populate Fuzzy Fan Control parameters Failed!",
- return -EINVAL);
-
- /* DW15-DW18 */
- if (fiji_populate_gnb_lpml(hwmgr))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to populate GnbLPML Failed!",
- return -EINVAL);
-
- /* DW19 */
- if (fiji_min_max_vgnb_lpml_id_from_bapm_vddc(hwmgr))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to populate GnbLPML Min and Max Vid Failed!",
- return -EINVAL);
-
- /* DW20 */
- if (fiji_populate_bapm_vddc_base_leakage_sidd(hwmgr))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to populate BapmVddCBaseLeakage Hi and Lo "
- "Sidd Failed!", return -EINVAL);
-
- if (fiji_copy_bytes_to_smc(hwmgr->smumgr, pm_fuse_table_offset,
- (uint8_t *)&data->power_tune_table,
- sizeof(struct SMU73_Discrete_PmFuses), data->sram_end))
- PP_ASSERT_WITH_CODE(false,
- "Attempt to download PmFuseTable Failed!",
- return -EINVAL);
- }
- return 0;
-}
-
-int fiji_enable_smc_cac(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- int result = 0;
-
- if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_CAC)) {
- int smc_result;
- smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
- (uint16_t)(PPSMC_MSG_EnableCac));
- PP_ASSERT_WITH_CODE((0 == smc_result),
- "Failed to enable CAC in SMC.", result = -1);
-
- data->cac_enabled = (0 == smc_result) ? true : false;
- }
- return result;
-}
-
-int fiji_disable_smc_cac(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- int result = 0;
-
- if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_CAC) && data->cac_enabled) {
- int smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
- (uint16_t)(PPSMC_MSG_DisableCac));
- PP_ASSERT_WITH_CODE((smc_result == 0),
- "Failed to disable CAC in SMC.", result = -1);
-
- data->cac_enabled = false;
- }
- return result;
-}
-
-int fiji_set_power_limit(struct pp_hwmgr *hwmgr, uint32_t n)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
-
- if(data->power_containment_features &
- POWERCONTAINMENT_FEATURE_PkgPwrLimit)
- return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
- PPSMC_MSG_PkgPwrSetLimit, n);
- return 0;
-}
-
-static int fiji_set_overdriver_target_tdp(struct pp_hwmgr *pHwMgr, uint32_t target_tdp)
-{
- return smum_send_msg_to_smc_with_parameter(pHwMgr->smumgr,
- PPSMC_MSG_OverDriveSetTargetTdp, target_tdp);
-}
-
-int fiji_enable_power_containment(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- struct phm_ppt_v1_information *table_info =
- (struct phm_ppt_v1_information *)(hwmgr->pptable);
- int smc_result;
- int result = 0;
-
- data->power_containment_features = 0;
- if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_PowerContainment)) {
- if (data->enable_dte_feature) {
- smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
- (uint16_t)(PPSMC_MSG_EnableDTE));
- PP_ASSERT_WITH_CODE((0 == smc_result),
- "Failed to enable DTE in SMC.", result = -1;);
- if (0 == smc_result)
- data->power_containment_features |= POWERCONTAINMENT_FEATURE_DTE;
- }
-
- if (data->enable_tdc_limit_feature) {
- smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
- (uint16_t)(PPSMC_MSG_TDCLimitEnable));
- PP_ASSERT_WITH_CODE((0 == smc_result),
- "Failed to enable TDCLimit in SMC.", result = -1;);
- if (0 == smc_result)
- data->power_containment_features |=
- POWERCONTAINMENT_FEATURE_TDCLimit;
- }
-
- if (data->enable_pkg_pwr_tracking_feature) {
- smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
- (uint16_t)(PPSMC_MSG_PkgPwrLimitEnable));
- PP_ASSERT_WITH_CODE((0 == smc_result),
- "Failed to enable PkgPwrTracking in SMC.", result = -1;);
- if (0 == smc_result) {
- struct phm_cac_tdp_table *cac_table =
- table_info->cac_dtp_table;
- uint32_t default_limit =
- (uint32_t)(cac_table->usMaximumPowerDeliveryLimit * 256);
-
- data->power_containment_features |=
- POWERCONTAINMENT_FEATURE_PkgPwrLimit;
-
- if (fiji_set_power_limit(hwmgr, default_limit))
- printk(KERN_ERR "Failed to set Default Power Limit in SMC!");
- }
- }
- }
- return result;
-}
-
-int fiji_disable_power_containment(struct pp_hwmgr *hwmgr)
-{
- struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
- int result = 0;
-
- if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_PowerContainment) &&
- data->power_containment_features) {
- int smc_result;
-
- if (data->power_containment_features &
- POWERCONTAINMENT_FEATURE_TDCLimit) {
- smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
- (uint16_t)(PPSMC_MSG_TDCLimitDisable));
- PP_ASSERT_WITH_CODE((smc_result == 0),
- "Failed to disable TDCLimit in SMC.",
- result = smc_result);
- }
-
- if (data->power_containment_features &
- POWERCONTAINMENT_FEATURE_DTE) {
- smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
- (uint16_t)(PPSMC_MSG_DisableDTE));
- PP_ASSERT_WITH_CODE((smc_result == 0),
- "Failed to disable DTE in SMC.",
- result = smc_result);
- }
-
- if (data->power_containment_features &
- POWERCONTAINMENT_FEATURE_PkgPwrLimit) {
- smc_result = smum_send_msg_to_smc(hwmgr->smumgr,
- (uint16_t)(PPSMC_MSG_PkgPwrLimitDisable));
- PP_ASSERT_WITH_CODE((smc_result == 0),
- "Failed to disable PkgPwrTracking in SMC.",
- result = smc_result);
- }
- data->power_containment_features = 0;
- }
-
- return result;
-}
-
-int fiji_power_control_set_level(struct pp_hwmgr *hwmgr)
-{
- struct phm_ppt_v1_information *table_info =
- (struct phm_ppt_v1_information *)(hwmgr->pptable);
- struct phm_cac_tdp_table *cac_table = table_info->cac_dtp_table;
- int adjust_percent, target_tdp;
- int result = 0;
-
- if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
- PHM_PlatformCaps_PowerContainment)) {
- /* adjustment percentage has already been validated */
- adjust_percent = hwmgr->platform_descriptor.TDPAdjustmentPolarity ?
- hwmgr->platform_descriptor.TDPAdjustment :
- (-1 * hwmgr->platform_descriptor.TDPAdjustment);
- /* SMC requested that target_tdp to be 7 bit fraction in DPM table
- * but message to be 8 bit fraction for messages
- */
- target_tdp = ((100 + adjust_percent) * (int)(cac_table->usTDP * 256)) / 100;
- result = fiji_set_overdriver_target_tdp(hwmgr, (uint32_t)target_tdp);
- }
-
- return result;
-}
generated by cgit (git 2.34.1) at 2024-06-15 12:24:22 +0000