[PATCHv3,18/23] drivers: thermal: tsens: Common get_temp() learns to do ADC conversion
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Message ID 389f9e70f715e2884418d77c9ff06fad6878eacc.1553086065.git.amit.kucheria@linaro.org
State Accepted
Delegated to: Eduardo Valentin
Headers show
Series
  • thermal: tsens: Refactor to use regmap_field
Related show

Commit Message

Amit Kucheria March 20, 2019, 1:17 p.m. UTC
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@linaro.org>
---
 drivers/thermal/qcom/tsens-common.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

Patch
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diff --git a/drivers/thermal/qcom/tsens-common.c b/drivers/thermal/qcom/tsens-common.c
index 5adbf1a2e0fb..92747ccb2850 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;
 }