[PATCH 1/1] AMDGPU: Correctly initialize thermal controller for GPUs with Powerplay table v0 (e.g Hawaii)

Alex Deucher alexdeucher at gmail.com
Wed Apr 15 13:37:49 UTC 2020


On Wed, Apr 15, 2020 at 7:36 AM Sandeep <sandy.8925 at gmail.com> wrote:
>
> Initialize thermal controller fields in the PowerPlay table for Hawaii
> GPUs, so that fan speeds are reported.

Missing your signed-off-by.

> ---
>  .../drm/amd/powerplay/hwmgr/processpptables.c | 28 +++++++++++++++++++
>  1 file changed, 28 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
> b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
> index 77c14671866c..bb58cfab1033 100644
> --- a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
> +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c
> @@ -984,6 +984,34 @@ 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;
> +

Please fix the indentation.

Alex

>   return 0;
>  }
>
> --
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