5 files changed, 41 insertions, 2 deletions
diff --git a/drivers/thermal/qcom/lmh.c b/drivers/thermal/qcom/lmh.c
index f6edb12ec0..5225b3621a 100644
--- a/drivers/thermal/qcom/lmh.c
+++ b/drivers/thermal/qcom/lmh.c
@@ -95,6 +95,9 @@ static int lmh_probe(struct platform_device *pdev)
 	unsigned int enable_alg;
 	u32 node_id;
 
+	if (!qcom_scm_is_available())
+		return -EPROBE_DEFER;
+
 	lmh_data = devm_kzalloc(dev, sizeof(*lmh_data), GFP_KERNEL);
 	if (!lmh_data)
 		return -ENOMEM;
diff --git a/drivers/thermal/qcom/qcom-spmi-temp-alarm.c b/drivers/thermal/qcom/qcom-spmi-temp-alarm.c
index 78c5cfe6a0..3cd74f6cac 100644
--- a/drivers/thermal/qcom/qcom-spmi-temp-alarm.c
+++ b/drivers/thermal/qcom/qcom-spmi-temp-alarm.c
@@ -74,7 +74,6 @@ struct qpnp_tm_chip {
 	long				temp;
 	unsigned int			thresh;
 	unsigned int			stage;
-	unsigned int			prev_stage;
 	unsigned int			base;
 	/* protects .thresh, .stage and chip registers */
 	struct mutex			lock;
diff --git a/drivers/thermal/qcom/tsens-v2.c b/drivers/thermal/qcom/tsens-v2.c
index 29a61d2d6c..0cb7301eca 100644
--- a/drivers/thermal/qcom/tsens-v2.c
+++ b/drivers/thermal/qcom/tsens-v2.c
@@ -107,6 +107,7 @@ static const struct reg_field tsens_v2_regfields[MAX_REGFIELDS] = {
 static const struct tsens_ops ops_generic_v2 = {
 	.init		= init_common,
 	.get_temp	= get_temp_tsens_valid,
+	.resume		= tsens_resume_common,
 };
 
 struct tsens_plat_data data_tsens_v2 = {
diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
index 6d7c16ccb4..e76e23026d 100644
--- a/drivers/thermal/qcom/tsens.c
+++ b/drivers/thermal/qcom/tsens.c
@@ -17,6 +17,7 @@
 #include <linux/pm.h>
 #include <linux/regmap.h>
 #include <linux/slab.h>
+#include <linux/suspend.h>
 #include <linux/thermal.h>
 #include "../thermal_hwmon.h"
 #include "tsens.h"
@@ -264,7 +265,7 @@ void compute_intercept_slope(struct tsens_priv *priv, u32 *p1,
 	for (i = 0; i < priv->num_sensors; i++) {
 		dev_dbg(priv->dev,
 			"%s: sensor%d - data_point1:%#x data_point2:%#x\n",
-			__func__, i, p1[i], p2[i]);
+			__func__, i, p1[i], p2 ? p2[i] : 0);
 
 		if (!priv->sensor[i].slope)
 			priv->sensor[i].slope = SLOPE_DEFAULT;
@@ -1193,6 +1194,36 @@ static int tsens_register_irq(struct tsens_priv *priv, char *irqname,
 	return ret;
 }
 
+#ifdef CONFIG_SUSPEND
+static int tsens_reinit(struct tsens_priv *priv)
+{
+	if (tsens_version(priv) >= VER_2_X) {
+		/*
+		 * Re-enable the watchdog, unmask the bark.
+		 * Disable cycle completion monitoring
+		 */
+		if (priv->feat->has_watchdog) {
+			regmap_field_write(priv->rf[WDOG_BARK_MASK], 0);
+			regmap_field_write(priv->rf[CC_MON_MASK], 1);
+		}
+
+		/* Re-enable interrupts */
+		tsens_enable_irq(priv);
+	}
+
+	return 0;
+}
+
+int tsens_resume_common(struct tsens_priv *priv)
+{
+	if (pm_suspend_target_state == PM_SUSPEND_MEM)
+		tsens_reinit(priv);
+
+	return 0;
+}
+
+#endif /* !CONFIG_SUSPEND */
+
 static int tsens_register(struct tsens_priv *priv)
 {
 	int i, ret;
diff --git a/drivers/thermal/qcom/tsens.h b/drivers/thermal/qcom/tsens.h
index cb637fa289..cab39de045 100644
--- a/drivers/thermal/qcom/tsens.h
+++ b/drivers/thermal/qcom/tsens.h
@@ -634,6 +634,11 @@ 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(const struct tsens_sensor *s, int *temp);
 int get_temp_common(const struct tsens_sensor *s, int *temp);
+#ifdef CONFIG_SUSPEND
+int tsens_resume_common(struct tsens_priv *priv);
+#else
+#define tsens_resume_common            NULL
+#endif
 
 /* TSENS target */
 extern struct tsens_plat_data data_8960;