[PATCH v1 19/24] drivers: thermal: tsens: Common get_temp() learns to do ADC conversion

From: Amit Kucheria
Date: Thu Feb 07 2019 - 07:57:11 EST


get_temp() learns to return temperature regardless of whether it is
returned as ADC code or direct temperature.

Signed-off-by: Amit Kucheria <amit.kucheria@xxxxxxxxxx>
---
drivers/thermal/qcom/tsens-common.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/thermal/qcom/tsens-common.c b/drivers/thermal/qcom/tsens-common.c
index ed975a2430d9..a935d2335eea 100644
--- a/drivers/thermal/qcom/tsens-common.c
+++ b/drivers/thermal/qcom/tsens-common.c
@@ -129,10 +129,15 @@ int get_temp_tsens_valid(struct tsens_priv *priv, int i, int *temp)
if (ret)
return ret;

- mask = GENMASK(priv->fields[LAST_TEMP_0].msb,
- priv->fields[LAST_TEMP_0].lsb);
- /* Convert temperature from deciCelsius to milliCelsius */
- *temp = sign_extend32(last_temp, fls(mask) - 1) * 100;
+ if (priv->feat->adc) {
+ /* Convert temperature from ADC code to milliCelsius */
+ *temp = code_to_degc(last_temp, s) * 1000;
+ } else {
+ mask = GENMASK(priv->fields[LAST_TEMP_0].msb,
+ priv->fields[LAST_TEMP_0].lsb);
+ /* Convert temperature from deciCelsius to milliCelsius */
+ *temp = sign_extend32(last_temp, fls(mask) - 1) * 100;
+ }

return 0;
}
--
2.17.1