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drm/amdgpu: Correctly initialize thermal controller for GPUs with Powerplay table v0 (e.g Hawaii) 

[ Upstream commit bbc25dadc7 ]

Initialize thermal controller fields in the PowerPlay table for Hawaii
GPUs, so that fan speeds are reported.

Signed-off-by: Sandeep Raghuraman <sandy.8925@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
5.4-rM2-2.2.x-imx-squashed
Sandeep Raghuraman 2020-04-17 01:37:45 +05:30 committed by Greg Kroah-Hartman
parent a09ba140db
commit f0d6b056bc
1 changed files with 26 additions and 0 deletions
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26
drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
View File

@ -984,6 +984,32 @@ static int init_thermal_controller(
struct pp_hwmgr *hwmgr,
const ATOM_PPLIB_POWERPLAYTABLE *powerplay_table)
{
hwmgr->thermal_controller.ucType =
powerplay_table->sThermalController.ucType;
hwmgr->thermal_controller.ucI2cLine =
powerplay_table->sThermalController.ucI2cLine;
hwmgr->thermal_controller.ucI2cAddress =
powerplay_table->sThermalController.ucI2cAddress;
hwmgr->thermal_controller.fanInfo.bNoFan =
(0 != (powerplay_table->sThermalController.ucFanParameters &
ATOM_PP_FANPARAMETERS_NOFAN));
hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution =
powerplay_table->sThermalController.ucFanParameters &
ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
hwmgr->thermal_controller.fanInfo.ulMinRPM
= powerplay_table->sThermalController.ucFanMinRPM * 100UL;
hwmgr->thermal_controller.fanInfo.ulMaxRPM
= powerplay_table->sThermalController.ucFanMaxRPM * 100UL;
set_hw_cap(hwmgr,
ATOM_PP_THERMALCONTROLLER_NONE != hwmgr->thermal_controller.ucType,
PHM_PlatformCaps_ThermalController);
hwmgr->thermal_controller.use_hw_fan_control = 1;
return 0;
}