X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fhwmon%2Fw83791d.c;h=9e5f885368b4e3f8e697be2ef0138f9bc8eb03f0;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=87f7312ccf6f9405a15d4be7944f1326f8d67a3a;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git

diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c
index 87f7312cc..9e5f88536 100644
--- a/drivers/hwmon/w83791d.c
+++ b/drivers/hwmon/w83791d.c
@@ -27,9 +27,9 @@
 
     The w83791d chip appears to be part way between the 83781d and the
     83792d. Thus, this file is derived from both the w83792d.c and
-    w83781d.c files, but its output is more along the lines of the
-    83781d (which means there are no changes to the user-mode sensors
-    program which treats the 83791d as an 83781d).
+    w83781d.c files.
+
+    The w83791g chip is the same as the w83791d but lead-free.
 */
 
 #include <linux/module.h>
@@ -746,6 +746,52 @@ static ssize_t store_vrm_reg(struct device *dev,
 
 static DEVICE_ATTR(vrm, S_IRUGO | S_IWUSR, show_vrm_reg, store_vrm_reg);
 
+#define IN_UNIT_ATTRS(X) \
+	&sda_in_input[X].dev_attr.attr, \
+	&sda_in_min[X].dev_attr.attr,   \
+	&sda_in_max[X].dev_attr.attr
+
+#define FAN_UNIT_ATTRS(X) \
+	&sda_fan_input[X].dev_attr.attr,        \
+	&sda_fan_min[X].dev_attr.attr,          \
+	&sda_fan_div[X].dev_attr.attr
+
+#define TEMP_UNIT_ATTRS(X) \
+	&sda_temp_input[X].dev_attr.attr,       \
+	&sda_temp_max[X].dev_attr.attr,         \
+	&sda_temp_max_hyst[X].dev_attr.attr
+
+static struct attribute *w83791d_attributes[] = {
+	IN_UNIT_ATTRS(0),
+	IN_UNIT_ATTRS(1),
+	IN_UNIT_ATTRS(2),
+	IN_UNIT_ATTRS(3),
+	IN_UNIT_ATTRS(4),
+	IN_UNIT_ATTRS(5),
+	IN_UNIT_ATTRS(6),
+	IN_UNIT_ATTRS(7),
+	IN_UNIT_ATTRS(8),
+	IN_UNIT_ATTRS(9),
+	FAN_UNIT_ATTRS(0),
+	FAN_UNIT_ATTRS(1),
+	FAN_UNIT_ATTRS(2),
+	FAN_UNIT_ATTRS(3),
+	FAN_UNIT_ATTRS(4),
+	TEMP_UNIT_ATTRS(0),
+	TEMP_UNIT_ATTRS(1),
+	TEMP_UNIT_ATTRS(2),
+	&dev_attr_alarms.attr,
+	&sda_beep_ctrl[0].dev_attr.attr,
+	&sda_beep_ctrl[1].dev_attr.attr,
+	&dev_attr_cpu0_vid.attr,
+	&dev_attr_vrm.attr,
+	NULL
+};
+
+static const struct attribute_group w83791d_group = {
+	.attrs = w83791d_attributes,
+};
+
 /* This function is called when:
      * w83791d_driver is inserted (when this module is loaded), for each
        available adapter
@@ -967,41 +1013,20 @@ static int w83791d_detect(struct i2c_adapter *adapter, int address, int kind)
 	}
 
 	/* Register sysfs hooks */
+	if ((err = sysfs_create_group(&client->dev.kobj, &w83791d_group)))
+		goto error3;
+
+	/* Everything is ready, now register the working device */
 	data->class_dev = hwmon_device_register(dev);
 	if (IS_ERR(data->class_dev)) {
 		err = PTR_ERR(data->class_dev);
-		goto error3;
-	}
-
-	for (i = 0; i < NUMBER_OF_VIN; i++) {
-		device_create_file(dev, &sda_in_input[i].dev_attr);
-		device_create_file(dev, &sda_in_min[i].dev_attr);
-		device_create_file(dev, &sda_in_max[i].dev_attr);
+		goto error4;
 	}
 
-	for (i = 0; i < NUMBER_OF_FANIN; i++) {
-		device_create_file(dev, &sda_fan_input[i].dev_attr);
-		device_create_file(dev, &sda_fan_div[i].dev_attr);
-		device_create_file(dev, &sda_fan_min[i].dev_attr);
-	}
-
-	for (i = 0; i < NUMBER_OF_TEMPIN; i++) {
-		device_create_file(dev, &sda_temp_input[i].dev_attr);
-		device_create_file(dev, &sda_temp_max[i].dev_attr);
-		device_create_file(dev, &sda_temp_max_hyst[i].dev_attr);
-	}
-
-	device_create_file(dev, &dev_attr_alarms);
-
-	for (i = 0; i < ARRAY_SIZE(sda_beep_ctrl); i++) {
-		device_create_file(dev, &sda_beep_ctrl[i].dev_attr);
-	}
-
-	device_create_file(dev, &dev_attr_cpu0_vid);
-	device_create_file(dev, &dev_attr_vrm);
-
 	return 0;
 
+error4:
+	sysfs_remove_group(&client->dev.kobj, &w83791d_group);
 error3:
 	if (data->lm75[0] != NULL) {
 		i2c_detach_client(data->lm75[0]);
@@ -1025,8 +1050,10 @@ static int w83791d_detach_client(struct i2c_client *client)
 	int err;
 
 	/* main client */
-	if (data)
+	if (data) {
 		hwmon_device_unregister(data->class_dev);
+		sysfs_remove_group(&client->dev.kobj, &w83791d_group);
+	}
 
 	if ((err = i2c_detach_client(client)))
 		return err;
@@ -1171,6 +1198,7 @@ static struct w83791d_data *w83791d_update_device(struct device *dev)
 			(w83791d_read(client, W83791D_REG_BEEP_CTRL[1]) << 8) +
 			(w83791d_read(client, W83791D_REG_BEEP_CTRL[2]) << 16);
 
+		/* Extract global beep enable flag */
 		data->beep_enable =
 			(data->beep_mask >> GLOBAL_BEEP_ENABLE_SHIFT) & 0x01;