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Date:   Tue, 28 May 2019 19:34:26 -0700
From:   Eduardo Valentin <edubezval@...il.com>
To:     linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Stephen Boyd <sboyd@...nel.org>, bot@...nelci.org,
        Kevin Hilman <khilman@...libre.com>,
        kernel-build-reports@...ts.linaro.org,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Eduardo Valentin <edubezval@...il.com>,
        Andy Gross <agross@...nel.org>,
        David Brown <david.brown@...aro.org>,
        Amit Kucheria <amit.kucheria@...aro.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>
Subject: [PATCH 1/1] Revert "drivers: thermal: tsens: Add new operation to check if a sensor is enabled"

This reverts commit 3e6a8fb3308419129c7a52de6eb42feef5a919a0.

Cc: Andy Gross <agross@...nel.org>
Cc: David Brown <david.brown@...aro.org>
Cc: Amit Kucheria <amit.kucheria@...aro.org>
Cc: Zhang Rui <rui.zhang@...el.com>
Cc: Daniel Lezcano <daniel.lezcano@...aro.org>
Suggested-by: Amit Kucheria <amit.kucheria@...aro.org>
Reported-by: Andy Gross <andygro@...il.com>
Signed-off-by: Eduardo Valentin <edubezval@...il.com>
---

Added this for next -rc, as per request.

 drivers/thermal/qcom/tsens-common.c | 14 --------------
 drivers/thermal/qcom/tsens-v0_1.c   |  1 -
 drivers/thermal/qcom/tsens-v2.c     |  1 -
 drivers/thermal/qcom/tsens.c        |  5 -----
 drivers/thermal/qcom/tsens.h        |  1 -
 5 files changed, 22 deletions(-)

diff --git a/drivers/thermal/qcom/tsens-common.c b/drivers/thermal/qcom/tsens-common.c
index 928e8e8..528df88 100644
--- a/drivers/thermal/qcom/tsens-common.c
+++ b/drivers/thermal/qcom/tsens-common.c
@@ -64,20 +64,6 @@ void compute_intercept_slope(struct tsens_priv *priv, u32 *p1,
 	}
 }
 
-bool is_sensor_enabled(struct tsens_priv *priv, u32 hw_id)
-{
-	u32 val;
-	int ret;
-
-	if ((hw_id > (priv->num_sensors - 1)) || (hw_id < 0))
-		return -EINVAL;
-	ret = regmap_field_read(priv->rf[SENSOR_EN], &val);
-	if (ret)
-		return ret;
-
-	return val & (1 << hw_id);
-}
-
 static inline int code_to_degc(u32 adc_code, const struct tsens_sensor *s)
 {
 	int degc, num, den;
diff --git a/drivers/thermal/qcom/tsens-v0_1.c b/drivers/thermal/qcom/tsens-v0_1.c
index a319283..6f26fad 100644
--- a/drivers/thermal/qcom/tsens-v0_1.c
+++ b/drivers/thermal/qcom/tsens-v0_1.c
@@ -334,7 +334,6 @@ static const struct reg_field tsens_v0_1_regfields[MAX_REGFIELDS] = {
 	/* CTRL_OFFSET */
 	[TSENS_EN]     = REG_FIELD(SROT_CTRL_OFF, 0,  0),
 	[TSENS_SW_RST] = REG_FIELD(SROT_CTRL_OFF, 1,  1),
-	[SENSOR_EN]    = REG_FIELD(SROT_CTRL_OFF, 3, 13),
 
 	/* ----- TM ------ */
 	/* INTERRUPT ENABLE */
diff --git a/drivers/thermal/qcom/tsens-v2.c b/drivers/thermal/qcom/tsens-v2.c
index 1099069..0a4f2b8 100644
--- a/drivers/thermal/qcom/tsens-v2.c
+++ b/drivers/thermal/qcom/tsens-v2.c
@@ -44,7 +44,6 @@ static const struct reg_field tsens_v2_regfields[MAX_REGFIELDS] = {
 	/* CTRL_OFF */
 	[TSENS_EN]     = REG_FIELD(SROT_CTRL_OFF,    0,  0),
 	[TSENS_SW_RST] = REG_FIELD(SROT_CTRL_OFF,    1,  1),
-	[SENSOR_EN]    = REG_FIELD(SROT_CTRL_OFF,    3, 18),
 
 	/* ----- TM ------ */
 	/* INTERRUPT ENABLE */
diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
index 36b0b52..0627d86 100644
--- a/drivers/thermal/qcom/tsens.c
+++ b/drivers/thermal/qcom/tsens.c
@@ -85,11 +85,6 @@ static int tsens_register(struct tsens_priv *priv)
 	struct thermal_zone_device *tzd;
 
 	for (i = 0;  i < priv->num_sensors; i++) {
-		if (!is_sensor_enabled(priv, priv->sensor[i].hw_id)) {
-			dev_err(priv->dev, "sensor %d: disabled\n",
-				priv->sensor[i].hw_id);
-			continue;
-		}
 		priv->sensor[i].priv = priv;
 		priv->sensor[i].id = i;
 		tzd = devm_thermal_zone_of_sensor_register(priv->dev, i,
diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h
index eefe384..2fd9499 100644
--- a/drivers/thermal/qcom/tsens.h
+++ b/drivers/thermal/qcom/tsens.h
@@ -315,7 +315,6 @@ void compute_intercept_slope(struct tsens_priv *priv, u32 *pt1, u32 *pt2, u32 mo
 int init_common(struct tsens_priv *priv);
 int get_temp_tsens_valid(struct tsens_priv *priv, int i, int *temp);
 int get_temp_common(struct tsens_priv *priv, int i, int *temp);
-bool is_sensor_enabled(struct tsens_priv *priv, u32 hw_id);
 
 /* TSENS target */
 extern const struct tsens_plat_data data_8960;
-- 
2.1.4

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