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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-07-24 15:05:19 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-08-19 21:22:34 -0700
commitbd0eae4e1cd5c4ff7c2a9ebcb3e78ea4631251ef (patch)
treebb5da1ba47c15a60b7506479eec42d092e481825 /drivers
parente80b89a5f1a4db0ce841f9baf2a192b37e8815e1 (diff)
downloadlinux-bd0eae4e1cd5c4ff7c2a9ebcb3e78ea4631251ef.tar.gz
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/pps/pps.c2
-rw-r--r--drivers/pps/sysfs.c55
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,
};