clocksource: convert sysdev_class to a regular subsystem
After all sysdev classes are ported to regular driver core entities, the
sysdev implementation will be entirely removed from the kernel.
Cc: John Stultz <johnstul@us.ibm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index cf52fda..3f5c851 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -23,8 +23,8 @@
* o Allow clocksource drivers to be unregistered
*/
+#include <linux/device.h>
#include <linux/clocksource.h>
-#include <linux/sysdev.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/sched.h> /* for spin_unlock_irq() using preempt_count() m68k */
@@ -754,8 +754,8 @@
* Provides sysfs interface for listing current clocksource.
*/
static ssize_t
-sysfs_show_current_clocksources(struct sys_device *dev,
- struct sysdev_attribute *attr, char *buf)
+sysfs_show_current_clocksources(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
ssize_t count = 0;
@@ -775,8 +775,8 @@
* Takes input from sysfs interface for manually overriding the default
* clocksource selection.
*/
-static ssize_t sysfs_override_clocksource(struct sys_device *dev,
- struct sysdev_attribute *attr,
+static ssize_t sysfs_override_clocksource(struct device *dev,
+ struct device_attribute *attr,
const char *buf, size_t count)
{
size_t ret = count;
@@ -809,8 +809,8 @@
* Provides sysfs interface for listing registered clocksources
*/
static ssize_t
-sysfs_show_available_clocksources(struct sys_device *dev,
- struct sysdev_attribute *attr,
+sysfs_show_available_clocksources(struct device *dev,
+ struct device_attribute *attr,
char *buf)
{
struct clocksource *src;
@@ -839,35 +839,36 @@
/*
* Sysfs setup bits:
*/
-static SYSDEV_ATTR(current_clocksource, 0644, sysfs_show_current_clocksources,
+static DEVICE_ATTR(current_clocksource, 0644, sysfs_show_current_clocksources,
sysfs_override_clocksource);
-static SYSDEV_ATTR(available_clocksource, 0444,
+static DEVICE_ATTR(available_clocksource, 0444,
sysfs_show_available_clocksources, NULL);
-static struct sysdev_class clocksource_sysclass = {
+static struct bus_type clocksource_subsys = {
.name = "clocksource",
+ .dev_name = "clocksource",
};
-static struct sys_device device_clocksource = {
+static struct device device_clocksource = {
.id = 0,
- .cls = &clocksource_sysclass,
+ .bus = &clocksource_subsys,
};
static int __init init_clocksource_sysfs(void)
{
- int error = sysdev_class_register(&clocksource_sysclass);
+ int error = subsys_system_register(&clocksource_subsys, NULL);
if (!error)
- error = sysdev_register(&device_clocksource);
+ error = device_register(&device_clocksource);
if (!error)
- error = sysdev_create_file(
+ error = device_create_file(
&device_clocksource,
- &attr_current_clocksource);
+ &dev_attr_current_clocksource);
if (!error)
- error = sysdev_create_file(
+ error = device_create_file(
&device_clocksource,
- &attr_available_clocksource);
+ &dev_attr_available_clocksource);
return error;
}