[thermal:,thermal/next] thermal/drivers/tsens: Don't hardcode sensor slope

Message ID 161955266909.29796.7242975907607602175.tip-bot2@tip-bot2
State New
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  • [thermal:,thermal/next] thermal/drivers/tsens: Don't hardcode sensor slope
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tip-bot2 for Thomas Gleixner April 27, 2021, 7:44 p.m.
The following commit has been merged into the thermal/next branch of thermal:

Commit-ID:     9d51769b2e75bb33c56c8f9ee933eca2d92b375b
Gitweb:        https://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux.git//9d51769b2e75bb33c56c8f9ee933eca2d92b375b
Author:        Ansuel Smith <ansuelsmth@gmail.com>
AuthorDate:    Tue, 20 Apr 2021 20:33:35 +02:00
Committer:     Daniel Lezcano <daniel.lezcano@linaro.org>
CommitterDate: Thu, 22 Apr 2021 14:08:50 +02:00

thermal/drivers/tsens: Don't hardcode sensor slope

Function compute_intercept_slope hardcode the sensor slope to
SLOPE_DEFAULT. Change this and use the default value only if a slope is
not defined. This is needed for tsens VER_0 that has a hardcoded slope

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
Reviewed-by: Thara Gopinath <thara.gopinath@linaro.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20210420183343.2272-2-ansuelsmth@gmail.com
 drivers/thermal/qcom/tsens.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)


diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
index a5da6a7..d6f8021 100644
--- a/drivers/thermal/qcom/tsens.c
+++ b/drivers/thermal/qcom/tsens.c
@@ -85,7 +85,8 @@  void compute_intercept_slope(struct tsens_priv *priv, u32 *p1,
 			"%s: sensor%d - data_point1:%#x data_point2:%#x\n",
 			__func__, i, p1[i], p2[i]);
-		priv->sensor[i].slope = SLOPE_DEFAULT;
+		if (!priv->sensor[i].slope)
+			priv->sensor[i].slope = SLOPE_DEFAULT;
 		if (mode == TWO_PT_CALIB) {
 			 * slope (m) = adc_code2 - adc_code1 (y2 - y1)/