Merge "hwmon: pm8xxx-adc: Limit BTM interval period" into msm-3.0
diff --git a/drivers/hwmon/pm8xxx-adc.c b/drivers/hwmon/pm8xxx-adc.c
index 6b3aa0c..72246e5 100644
--- a/drivers/hwmon/pm8xxx-adc.c
+++ b/drivers/hwmon/pm8xxx-adc.c
@@ -122,6 +122,7 @@
#define PM8XXX_ADC_PA_THERM_VREG_UV_MAX 1800000
#define PM8XXX_ADC_PA_THERM_VREG_UA_LOAD 100000
#define PM8XXX_ADC_HWMON_NAME_LENGTH 32
+#define PM8XXX_ADC_BTM_INTERVAL_MAX 0x14
struct pm8xxx_adc {
struct device *dev;
@@ -843,6 +844,12 @@
return rc;
}
+ if (btm_param->interval > PM8XXX_ADC_BTM_INTERVAL_MAX) {
+ pr_info("Bug in PMIC BTM interval time and cannot set"
+ " a value greater than 0x14 %x\n", btm_param->interval);
+ btm_param->interval = PM8XXX_ADC_BTM_INTERVAL_MAX;
+ }
+
spin_lock_irqsave(&adc_pmic->btm_lock, flags);
data_btm_cool_thr0 = ((btm_param->low_thr_voltage << 24) >> 24);