Retrieve the correct minimum RPM speed for Vega20. And MinPWM
is needed to recalculate the MinRPM on maximum RPM speed change.
Change-Id: I552bd8ada74b0336257ea1a10c004b5211acc36f
Signed-off-by: Evan Quan <evan.q...@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c | 4 +++-
drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 1 +
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c
b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c
index f7e8bbdc20b0..7170fb36b67a 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c
@@ -805,7 +805,9 @@ static int init_powerplay_table_information(
hwmgr->thermal_controller.ucType =
powerplay_table->ucThermalControllerType;
pptable_information->uc_thermal_controller_type =
powerplay_table->ucThermalControllerType;
- hwmgr->thermal_controller.fanInfo.ulMinRPM = 0;
+ hwmgr->thermal_controller.fanInfo.ulMinPWM =
powerplay_table->smcPPTable.FanPwmMin;
+ hwmgr->thermal_controller.fanInfo.ulMinRPM =
(powerplay_table->smcPPTable.FanPwmMin *
+ powerplay_table->smcPPTable.FanMaximumRpm) / 255;
hwmgr->thermal_controller.fanInfo.ulMaxRPM =
powerplay_table->smcPPTable.FanMaximumRpm;
set_hw_cap(hwmgr,
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index e5a60aa44b5d..687f73fe4cf5 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -628,6 +628,7 @@ struct pp_fan_info {
uint8_t ucTachometerPulsesPerRevolution;
uint32_t ulMinRPM;
uint32_t ulMaxRPM;
+ uint32_t ulMinPWM;
};
struct pp_advance_fan_control_parameters {
--
2.19.1
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