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| author | Evan Quan <evan.quan@amd.com> | 2020-09-11 10:21:34 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-10-27 16:58:39 +0100 |
| commit | 9610a3bfde4100c67ecc3367ed34d43d918be88f (patch) | |
| tree | 5859b85bd0d493043ef9bdf831d74785e57f4104 /drivers/gpu/drm/amd/pm | |
| parent | drm/amd/pm: correct polaris10 clock stretcher data table setting (diff) | |
| download | linux-9610a3bfde4100c67ecc3367ed34d43d918be88f.tar.xz linux-9610a3bfde4100c67ecc3367ed34d43d918be88f.zip | |
drm/amd/pm: setup zero rpm parameters for polaris10
Only if the ZeroRPM feature is supported.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/inc/smu7_ppsmc.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/pm/powerplay/smumgr/polaris10_smumgr.c | 17 |
3 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/inc/smu7_ppsmc.h b/drivers/gpu/drm/amd/pm/inc/smu7_ppsmc.h index 6e19f4c7cf8f..0454ec990a5e 100644 --- a/drivers/gpu/drm/amd/pm/inc/smu7_ppsmc.h +++ b/drivers/gpu/drm/amd/pm/inc/smu7_ppsmc.h @@ -394,6 +394,7 @@ typedef uint16_t PPSMC_Result; #define PPSMC_MSG_SetGpuPllDfsForSclk ((uint16_t) 0x300) #define PPSMC_MSG_Didt_Block_Function ((uint16_t) 0x301) +#define PPSMC_MSG_EnableZeroRpm ((uint16_t) 0x302) #define PPSMC_MSG_SetVBITimeout ((uint16_t) 0x306) diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c index 0b30f73649a8..e3d9d969d86a 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_thermal.c @@ -175,6 +175,17 @@ int smu7_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr) hwmgr->thermal_controller. advanceFanControlParameters.ucTargetTemperature, NULL); + + if (!result && + (hwmgr->chip_id == CHIP_POLARIS10 || + hwmgr->chip_id == CHIP_POLARIS11 || + hwmgr->chip_id == CHIP_POLARIS12) && + hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM && + !PP_CAP(PHM_PlatformCaps_customThermalManagement)) + result = smum_send_msg_to_smc(hwmgr, + PPSMC_MSG_EnableZeroRpm, + NULL); + hwmgr->fan_ctrl_enabled = true; return result; diff --git a/drivers/gpu/drm/amd/pm/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/pm/powerplay/smumgr/polaris10_smumgr.c index 9b7e9ddc5a1e..fad6ffb470ba 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/smumgr/polaris10_smumgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/smumgr/polaris10_smumgr.c @@ -470,6 +470,21 @@ static int polaris10_populate_bapm_parameters_in_dpm_table(struct pp_hwmgr *hwmg return 0; } +static void polaris10_populate_zero_rpm_parameters(struct pp_hwmgr *hwmgr) +{ + struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(hwmgr->smu_backend); + SMU74_Discrete_DpmTable *table = &(smu_data->smc_state_table); + uint16_t fan_stop_temp = + ((uint16_t)hwmgr->thermal_controller.advanceFanControlParameters.ucFanStopTemperature) << 8; + uint16_t fan_start_temp = + ((uint16_t)hwmgr->thermal_controller.advanceFanControlParameters.ucFanStartTemperature) << 8; + + if (hwmgr->thermal_controller.advanceFanControlParameters.ucEnableZeroRPM) { + table->FanStartTemperature = PP_HOST_TO_SMC_US(fan_start_temp); + table->FanStopTemperature = PP_HOST_TO_SMC_US(fan_stop_temp); + } +} + static int polaris10_populate_svi_load_line(struct pp_hwmgr *hwmgr) { struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(hwmgr->smu_backend); @@ -1949,6 +1964,8 @@ static int polaris10_init_smc_table(struct pp_hwmgr *hwmgr) PP_ASSERT_WITH_CODE(0 == result, "Failed to populate BAPM Parameters!", return result); + polaris10_populate_zero_rpm_parameters(hwmgr); + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_ClockStretcher)) { result = polaris10_populate_clock_stretcher_data_table(hwmgr); |