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

[Sandeep Raghuraman]

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

Signed-off-by: Sandeep Raghuraman <sandy.8...@gmail.com>

---
 .../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;
+
        return 0;
 }
 
--
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