Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging

* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging:
  hwmon: (it87) Fix VID reading on IT8718F/IT8720F
  hwmon: (dme1737) No vid attributes for SCH311x
  hwmon: (fschmd) Fix check on unsigned in watchdog_write()
  hwmon: (coretemp) Maintainer update

4 files changed, 28 insertions, 9 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index ece9f60dc5d5..a1a2aceca5bd 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1488,6 +1488,7 @@ F:	mm/*cgroup*
 
 CORETEMP HARDWARE MONITORING DRIVER
 M:	Rudolf Marek <r.marek@assembler.cz>
+M:	Huaxu Wan <huaxu.wan@intel.com>
 L:	lm-sensors@lm-sensors.org
 S:	Maintained
 F:	Documentation/hwmon/coretemp
diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c
index 2c2cb1ec94c5..27d62574284f 100644
--- a/drivers/hwmon/dme1737.c
+++ b/drivers/hwmon/dme1737.c
@@ -572,7 +572,7 @@ static struct dme1737_data *dme1737_update_device(struct device *dev)
 
 	/* Sample register contents every 1 sec */
 	if (time_after(jiffies, data->last_update + HZ) || !data->valid) {
-		if (data->type != sch5027) {
+		if (data->type == dme1737) {
 			data->vid = dme1737_read(data, DME1737_REG_VID) &
 				0x3f;
 		}
@@ -1621,9 +1621,6 @@ static struct attribute *dme1737_misc_attr[] = {
 	&sensor_dev_attr_zone1_auto_point1_temp_hyst.dev_attr.attr,
 	&sensor_dev_attr_zone2_auto_point1_temp_hyst.dev_attr.attr,
 	&sensor_dev_attr_zone3_auto_point1_temp_hyst.dev_attr.attr,
-	/* Misc */
-	&dev_attr_vrm.attr,
-	&dev_attr_cpu0_vid.attr,
 	NULL
 };
 
@@ -1631,6 +1628,18 @@ static const struct attribute_group dme1737_misc_group = {
 	.attrs = dme1737_misc_attr,
 };
 
+/* The following struct holds VID-related attributes. Their creation
+   depends on the chip type which is determined during module load. */
+static struct attribute *dme1737_vid_attr[] = {
+	&dev_attr_vrm.attr,
+	&dev_attr_cpu0_vid.attr,
+	NULL
+};
+
+static const struct attribute_group dme1737_vid_group = {
+	.attrs = dme1737_vid_attr,
+};
+
 /* The following structs hold the PWM attributes, some of which are optional.
  * Their creation depends on the chip configuration which is determined during
  * module load. */
@@ -1902,6 +1911,9 @@ static void dme1737_remove_files(struct device *dev)
 	if (data->type != sch5027) {
 		sysfs_remove_group(&dev->kobj, &dme1737_misc_group);
 	}
+	if (data->type == dme1737) {
+		sysfs_remove_group(&dev->kobj, &dme1737_vid_group);
+	}
 
 	sysfs_remove_group(&dev->kobj, &dme1737_group);
 
@@ -1933,6 +1945,13 @@ static int dme1737_create_files(struct device *dev)
 		goto exit_remove;
 	}
 
+	/* Create VID-related sysfs attributes */
+	if ((data->type == dme1737) &&
+	    (err = sysfs_create_group(&dev->kobj,
+				      &dme1737_vid_group))) {
+		goto exit_remove;
+	}
+
 	/* Create fan sysfs attributes */
 	for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) {
 		if (data->has_fan & (1 << ix)) {
@@ -2127,7 +2146,7 @@ static int dme1737_init_device(struct device *dev)
 	data->pwm_acz[2] = 4;	/* pwm3 -> zone3 */
 
 	/* Set VRM */
-	if (data->type != sch5027) {
+	if (data->type == dme1737) {
 		data->vrm = vid_which_vrm();
 	}
 
diff --git a/drivers/hwmon/fschmd.c b/drivers/hwmon/fschmd.c
index 2a7a85a6dc36..da1b1f9488af 100644
--- a/drivers/hwmon/fschmd.c
+++ b/drivers/hwmon/fschmd.c
@@ -819,7 +819,7 @@ static int watchdog_release(struct inode *inode, struct file *filp)
 static ssize_t watchdog_write(struct file *filp, const char __user *buf,
 	size_t count, loff_t *offset)
 {
-	size_t ret;
+	int ret;
 	struct fschmd_data *data = filp->private_data;
 
 	if (count) {
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index ffeb2a10e1a7..a3749cb0f181 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -1028,12 +1028,11 @@ static int __init it87_find(unsigned short *address,
 		chip_type, *address, sio_data->revision);
 
 	/* Read GPIO config and VID value from LDN 7 (GPIO) */
-	if (chip_type != IT8705F_DEVID) {
+	if (sio_data->type != it87) {
 		int reg;
 
 		superio_select(GPIO);
-		if ((chip_type == it8718) ||
-		    (chip_type == it8720))
+		if (sio_data->type == it8718 || sio_data->type == it8720)
 			sio_data->vid_value = superio_inb(IT87_SIO_VID_REG);
 
 		reg = superio_inb(IT87_SIO_PINX2_REG);