tg3: Convert to use hwmon_device_register_with_groups

Use new hwmon API to simplify code, provide missing mandatory 'name'
sysfs attribute, and attach hwmon attributes to hwmon device instead
of pci device.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Nithin Nayak Sujir <nsujir@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index a9e0684..369b736 100644 (file)
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -10629,10 +10629,8 @@ static void tg3_sd_scan_scratchpad(struct tg3 *tp, struct tg3_ocir *ocir)
 static ssize_t tg3_show_temp(struct device *dev,
                             struct device_attribute *devattr, char *buf)
 {
-       struct pci_dev *pdev = to_pci_dev(dev);
-       struct net_device *netdev = pci_get_drvdata(pdev);
-       struct tg3 *tp = netdev_priv(netdev);
        struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+       struct tg3 *tp = dev_get_drvdata(dev);
        u32 temperature;
 
        spin_lock_bh(&tp->lock);
@@ -10650,29 +10648,25 @@ static SENSOR_DEVICE_ATTR(temp1_crit, S_IRUGO, tg3_show_temp, NULL,
 static SENSOR_DEVICE_ATTR(temp1_max, S_IRUGO, tg3_show_temp, NULL,
                          TG3_TEMP_MAX_OFFSET);
 
-static struct attribute *tg3_attributes[] = {
+static struct attribute *tg3_attrs[] = {
        &sensor_dev_attr_temp1_input.dev_attr.attr,
        &sensor_dev_attr_temp1_crit.dev_attr.attr,
        &sensor_dev_attr_temp1_max.dev_attr.attr,
        NULL
 };
-
-static const struct attribute_group tg3_group = {
-       .attrs = tg3_attributes,
-};
+ATTRIBUTE_GROUPS(tg3);
 
 static void tg3_hwmon_close(struct tg3 *tp)
 {
        if (tp->hwmon_dev) {
                hwmon_device_unregister(tp->hwmon_dev);
                tp->hwmon_dev = NULL;
-               sysfs_remove_group(&tp->pdev->dev.kobj, &tg3_group);
        }
 }
 
 static void tg3_hwmon_open(struct tg3 *tp)
 {
-       int i, err;
+       int i;
        u32 size = 0;
        struct pci_dev *pdev = tp->pdev;
        struct tg3_ocir ocirs[TG3_SD_NUM_RECS];
@@ -10690,18 +10684,11 @@ static void tg3_hwmon_open(struct tg3 *tp)
        if (!size)
                return;
 
-       /* Register hwmon sysfs hooks */
-       err = sysfs_create_group(&pdev->dev.kobj, &tg3_group);
-       if (err) {
-               dev_err(&pdev->dev, "Cannot create sysfs group, aborting\n");
-               return;
-       }
-
-       tp->hwmon_dev = hwmon_device_register(&pdev->dev);
+       tp->hwmon_dev = hwmon_device_register_with_groups(&pdev->dev, "tg3",
+                                                         tp, tg3_groups);
        if (IS_ERR(tp->hwmon_dev)) {
                tp->hwmon_dev = NULL;
                dev_err(&pdev->dev, "Cannot register hwmon device, aborting\n");
-               sysfs_remove_group(&pdev->dev.kobj, &tg3_group);
        }
 }