diff --git a/drivers/iio/adc/qcom-tadc.c b/drivers/iio/adc/qcom-tadc.c
index 9241288c1d43..e30361eb4338 100644
--- a/drivers/iio/adc/qcom-tadc.c
+++ b/drivers/iio/adc/qcom-tadc.c
@@ -217,6 +217,7 @@ struct tadc_chip {
 	struct tadc_chan_data	chans[TADC_NUM_CH];
 	struct completion	eoc_complete;
 	struct mutex		write_lock;
+	struct mutex		conv_lock;
 };
 
 struct tadc_pt {
@@ -482,10 +483,11 @@ static int tadc_do_conversion(struct tadc_chip *chip, u8 channels, s16 *adc)
 	u8 val[TADC_NUM_CH * 2];
 	int rc, i;
 
+	mutex_lock(&chip->conv_lock);
 	rc = tadc_read(chip, TADC_MBG_ERR_REG(chip), val, 1);
 	if (rc < 0) {
 		pr_err("Couldn't read mbg error status rc=%d\n", rc);
-		return rc;
+		goto unlock;
 	}
 
 	if (val[0] != 0) {
@@ -496,7 +498,7 @@ static int tadc_do_conversion(struct tadc_chip *chip, u8 channels, s16 *adc)
 	rc = tadc_write(chip, TADC_CONV_REQ_REG(chip), channels);
 	if (rc < 0) {
 		pr_err("Couldn't write conversion request rc=%d\n", rc);
-		return rc;
+		goto unlock;
 	}
 
 	timeout = msecs_to_jiffies(CONVERSION_TIMEOUT_MS);
@@ -506,25 +508,29 @@ static int tadc_do_conversion(struct tadc_chip *chip, u8 channels, s16 *adc)
 		rc = tadc_read(chip, TADC_SW_CH_CONV_REG(chip), val, 1);
 		if (rc < 0) {
 			pr_err("Couldn't read conversion status rc=%d\n", rc);
-			return rc;
+			goto unlock;
 		}
 
 		if (val[0] != channels) {
-			pr_err("Conversion timed out\n");
-			return -ETIMEDOUT;
+			rc = -ETIMEDOUT;
+			goto unlock;
 		}
 	}
 
 	rc = tadc_read(chip, TADC_CH1_ADC_LO_REG(chip), val, ARRAY_SIZE(val));
 	if (rc < 0) {
 		pr_err("Couldn't read adc channels rc=%d\n", rc);
-		return rc;
+		goto unlock;
 	}
 
 	for (i = 0; i < TADC_NUM_CH; i++)
 		adc[i] = (s16)(val[i * 2] | (u16)val[i * 2 + 1] << 8);
 
-	return jiffies_to_msecs(timeout - timeleft);
+	rc = jiffies_to_msecs(timeout - timeleft);
+
+unlock:
+	mutex_unlock(&chip->conv_lock);
+	return rc;
 }
 
 static int tadc_read_raw(struct iio_dev *indio_dev,
@@ -683,6 +689,7 @@ static int tadc_read_raw(struct iio_dev *indio_dev,
 		case TADC_DIE_TEMP:
 		case TADC_DIE_TEMP_THR1:
 		case TADC_DIE_TEMP_THR2:
+		case TADC_DIE_TEMP_THR3:
 			*val = chan_data->scale;
 			return IIO_VAL_INT;
 		case TADC_BATT_I:
@@ -1017,6 +1024,7 @@ static int tadc_probe(struct platform_device *pdev)
 	chip->tadc_cmp_base = chip->tadc_base + 0x100;
 
 	mutex_init(&chip->write_lock);
+	mutex_init(&chip->conv_lock);
 	chip->regmap = dev_get_regmap(chip->dev->parent, NULL);
 	if (!chip->regmap) {
 		pr_err("Couldn't get regmap\n");
diff --git a/drivers/power/supply/qcom/battery.c b/drivers/power/supply/qcom/battery.c
index 5b320ca8e74e..0c80c8be7909 100644
--- a/drivers/power/supply/qcom/battery.c
+++ b/drivers/power/supply/qcom/battery.c
@@ -24,7 +24,7 @@
 #include <linux/printk.h>
 #include <linux/pm_wakeup.h>
 #include <linux/slab.h>
-#include "pmic-voter.h"
+#include <linux/pmic-voter.h>
 
 #define DRV_MAJOR_VERSION	1
 #define DRV_MINOR_VERSION	0
diff --git a/drivers/power/supply/qcom/fg-core.h b/drivers/power/supply/qcom/fg-core.h
index 32a25b4e2c7b..1c0eecdf162c 100644
--- a/drivers/power/supply/qcom/fg-core.h
+++ b/drivers/power/supply/qcom/fg-core.h
@@ -29,7 +29,7 @@
 #include <linux/string_helpers.h>
 #include <linux/types.h>
 #include <linux/uaccess.h>
-#include "pmic-voter.h"
+#include <linux/pmic-voter.h>
 
 #define fg_dbg(chip, reason, fmt, ...)			\
 	do {							\
diff --git a/drivers/power/supply/qcom/pmic-voter.c b/drivers/power/supply/qcom/pmic-voter.c
index c07e9f083204..3652cc7802eb 100644
--- a/drivers/power/supply/qcom/pmic-voter.c
+++ b/drivers/power/supply/qcom/pmic-voter.c
@@ -18,7 +18,7 @@
 #include <linux/slab.h>
 #include <linux/string.h>
 
-#include "pmic-voter.h"
+#include <linux/pmic-voter.h>
 
 #define NUM_MAX_CLIENTS	8
 #define DEBUG_FORCE_CLIENT	"DEBUG_FORCE_CLIENT"
diff --git a/drivers/power/supply/qcom/qpnp-qnovo.c b/drivers/power/supply/qcom/qpnp-qnovo.c
index d36db8d8f3f1..712f37daa1ca 100644
--- a/drivers/power/supply/qcom/qpnp-qnovo.c
+++ b/drivers/power/supply/qcom/qpnp-qnovo.c
@@ -19,7 +19,7 @@
 #include <linux/of.h>
 #include <linux/of_irq.h>
 #include <linux/qpnp/qpnp-revid.h>
-#include "pmic-voter.h"
+#include <linux/pmic-voter.h>
 
 #define QNOVO_REVISION1		0x00
 #define QNOVO_REVISION2		0x01
diff --git a/drivers/power/supply/qcom/qpnp-smb2.c b/drivers/power/supply/qcom/qpnp-smb2.c
index 26f47df73c2f..7311c56d9564 100644
--- a/drivers/power/supply/qcom/qpnp-smb2.c
+++ b/drivers/power/supply/qcom/qpnp-smb2.c
@@ -26,7 +26,7 @@
 #include "smb-reg.h"
 #include "smb-lib.h"
 #include "storm-watch.h"
-#include "pmic-voter.h"
+#include <linux/pmic-voter.h>
 
 #define SMB2_DEFAULT_WPWR_UW	8000000
 
diff --git a/drivers/power/supply/qcom/smb-lib.c b/drivers/power/supply/qcom/smb-lib.c
index 53bba35033a3..bac48a62b6fd 100644
--- a/drivers/power/supply/qcom/smb-lib.c
+++ b/drivers/power/supply/qcom/smb-lib.c
@@ -22,7 +22,7 @@
 #include "smb-lib.h"
 #include "smb-reg.h"
 #include "storm-watch.h"
-#include "pmic-voter.h"
+#include <linux/pmic-voter.h>
 
 #define smblib_err(chg, fmt, ...)		\
 	pr_err("%s: %s: " fmt, chg->name,	\
diff --git a/drivers/power/supply/qcom/smb138x-charger.c b/drivers/power/supply/qcom/smb138x-charger.c
index 739d80cd8801..d57944e18e3b 100644
--- a/drivers/power/supply/qcom/smb138x-charger.c
+++ b/drivers/power/supply/qcom/smb138x-charger.c
@@ -28,7 +28,7 @@
 #include "smb-reg.h"
 #include "smb-lib.h"
 #include "storm-watch.h"
-#include "pmic-voter.h"
+#include <linux/pmic-voter.h>
 
 #define SMB138X_DEFAULT_FCC_UA 1000000
 #define SMB138X_DEFAULT_ICL_UA 1500000
diff --git a/drivers/power/supply/qcom/pmic-voter.h b/include/linux/pmic-voter.h
similarity index 100%
rename from drivers/power/supply/qcom/pmic-voter.h
rename to include/linux/pmic-voter.h