drm/amd/powerplay: correct PP_TemperatureRange member type since negative values are part of the valid range

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/hwmgr/smu7_thermal.c

@@ -310,9 +310,9 @@ int smu7_thermal_get_temperature(struct pp_hwmgr *hwmgr)
 static int smu7_thermal_set_temperature_range(struct pp_hwmgr *hwmgr,
 		uint32_t low_temp, uint32_t high_temp)
 {
-	uint32_t low = SMU7_THERMAL_MINIMUM_ALERT_TEMP *
+	int low = SMU7_THERMAL_MINIMUM_ALERT_TEMP *
 			PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
-	uint32_t high = SMU7_THERMAL_MAXIMUM_ALERT_TEMP *
+	int high = SMU7_THERMAL_MAXIMUM_ALERT_TEMP *
 			PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
 
 	if (low < low_temp)

drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.c

@@ -386,9 +386,9 @@ int vega10_thermal_get_temperature(struct pp_hwmgr *hwmgr)
 static int vega10_thermal_set_temperature_range(struct pp_hwmgr *hwmgr,
 		struct PP_TemperatureRange *range)
 {
-	uint32_t low = VEGA10_THERMAL_MINIMUM_ALERT_TEMP *
+	int low = VEGA10_THERMAL_MINIMUM_ALERT_TEMP *
 			PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
-	uint32_t high = VEGA10_THERMAL_MAXIMUM_ALERT_TEMP *
+	int high = VEGA10_THERMAL_MAXIMUM_ALERT_TEMP *
 			PP_TEMPERATURE_UNITS_PER_CENTIGRADES;
 	uint32_t val, reg;
 

drivers/gpu/drm/amd/powerplay/inc/power_state.h

@@ -122,8 +122,8 @@ struct PP_StateSoftwareAlgorithmBlock {
  * Type to hold a temperature range.
  */
 struct PP_TemperatureRange {
-	uint32_t min;
-	uint32_t max;
+	int min;
+	int max;
 };
 
 struct PP_StateValidationBlock {