PPS: convert class code to use dev_groups

The dev_attrs field of struct class is going away soon, dev_groups
should be used instead.  This converts the pps class code to use the
correct field.

Cc: Rodolfo Giometti <giometti@enneenne.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2 files changed, 36 insertions, 21 deletions

diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c
index 7173e3ad475d..2f07cd615665 100644
--- a/drivers/pps/pps.c
+++ b/drivers/pps/pps.c
@@ -406,7 +406,7 @@ static int __init pps_init(void)
                 pr_err("failed to allocate class\n");
                 return PTR_ERR(pps_class);
         }
-        pps_class->dev_attrs = pps_attrs;
+        pps_class->dev_groups = pps_groups;
 
         err = alloc_chrdev_region(&pps_devt, 0, PPS_MAX_SOURCES, "pps");
         if (err < 0) {
diff --git a/drivers/pps/sysfs.c b/drivers/pps/sysfs.c
index ef0978c71eee..aefb75d67094 100644
--- a/drivers/pps/sysfs.c
+++ b/drivers/pps/sysfs.c
@@ -29,8 +29,8 @@
  * Attribute functions
  */
 
-static ssize_t pps_show_assert(struct device *dev,
-                                struct device_attribute *attr, char *buf)
+static ssize_t assert_show(struct device *dev, struct device_attribute *attr,
+                           char *buf)
 {
         struct pps_device *pps = dev_get_drvdata(dev);
 
@@ -41,9 +41,10 @@ static ssize_t pps_show_assert(struct device *dev,
                         (long long) pps->assert_tu.sec, pps->assert_tu.nsec,
                         pps->assert_sequence);
 }
+static DEVICE_ATTR_RO(assert);
 
-static ssize_t pps_show_clear(struct device *dev,
-                                struct device_attribute *attr, char *buf)
+static ssize_t clear_show(struct device *dev, struct device_attribute *attr,
+                          char *buf)
 {
         struct pps_device *pps = dev_get_drvdata(dev);
 
@@ -54,45 +55,59 @@ static ssize_t pps_show_clear(struct device *dev,
                         (long long) pps->clear_tu.sec, pps->clear_tu.nsec,
                         pps->clear_sequence);
 }
+static DEVICE_ATTR_RO(clear);
 
-static ssize_t pps_show_mode(struct device *dev,
-                                struct device_attribute *attr, char *buf)
+static ssize_t mode_show(struct device *dev, struct device_attribute *attr,
+                         char *buf)
 {
         struct pps_device *pps = dev_get_drvdata(dev);
 
         return sprintf(buf, "%4x\n", pps->info.mode);
 }
+static DEVICE_ATTR_RO(mode);
 
-static ssize_t pps_show_echo(struct device *dev,
-                                struct device_attribute *attr, char *buf)
+static ssize_t echo_show(struct device *dev, struct device_attribute *attr,
+                         char *buf)
 {
         struct pps_device *pps = dev_get_drvdata(dev);
 
         return sprintf(buf, "%d\n", !!pps->info.echo);
 }
+static DEVICE_ATTR_RO(echo);
 
-static ssize_t pps_show_name(struct device *dev,
-                                struct device_attribute *attr, char *buf)
+static ssize_t name_show(struct device *dev, struct device_attribute *attr,
+                         char *buf)
 {
         struct pps_device *pps = dev_get_drvdata(dev);
 
         return sprintf(buf, "%s\n", pps->info.name);
 }
+static DEVICE_ATTR_RO(name);
 
-static ssize_t pps_show_path(struct device *dev,
-                                struct device_attribute *attr, char *buf)
+static ssize_t path_show(struct device *dev, struct device_attribute *attr,
+                         char *buf)
 {
         struct pps_device *pps = dev_get_drvdata(dev);
 
         return sprintf(buf, "%s\n", pps->info.path);
 }
+static DEVICE_ATTR_RO(path);
+
+static struct attribute *pps_attrs[] = {
+        &dev_attr_assert.attr,
+        &dev_attr_clear.attr,
+        &dev_attr_mode.attr,
+        &dev_attr_echo.attr,
+        &dev_attr_name.attr,
+        &dev_attr_path.attr,
+        NULL,
+};
+
+static const struct attribute_group pps_group = {
+        .attrs = pps_attrs,
+};
 
-struct device_attribute pps_attrs[] = {
-        __ATTR(assert, S_IRUGO, pps_show_assert, NULL),
-        __ATTR(clear, S_IRUGO, pps_show_clear, NULL),
-        __ATTR(mode, S_IRUGO, pps_show_mode, NULL),
-        __ATTR(echo, S_IRUGO, pps_show_echo, NULL),
-        __ATTR(name, S_IRUGO, pps_show_name, NULL),
-        __ATTR(path, S_IRUGO, pps_show_path, NULL),
-        __ATTR_NULL,
+const struct attribute_group *pps_groups[] = {
+        &pps_group,
+        NULL,
 };