Currently slope and offset values for calculating the hot spot
temperature of a thermal zone is being taken directly from driver
data. So try fetching it from device tree if not present only then
take it from driver data.
Signed-off-by: Keerthy <j-keerthy@xxxxxx>
---
drivers/thermal/ti-soc-thermal/ti-thermal-common.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c
index 0586bd0..6d9399f 100644
--- a/drivers/thermal/ti-soc-thermal/ti-thermal-common.c
+++ b/drivers/thermal/ti-soc-thermal/ti-thermal-common.c
@@ -96,8 +96,14 @@ static inline int __ti_thermal_get_temp(void *devdata, int *temp)
return ret;
/* Default constants */
- slope = s->slope;
- constant = s->constant;
+ slope = thermal_zone_get_slope(data->ti_thermal);
+ constant = thermal_zone_get_offset(data->ti_thermal);
+
+ if (slope == 1 && constant == 0) {
+ /* In case of default values fallback to driver data */
+ slope = s->slope;
+ constant = s->constant;
+ }
pcb_tz = data->pcb_tz;
/* In case pcb zone is available, use the extrapolation rule with it */
--
1.9.1
--
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