#include <linux/errno.h>
#include <linux/init.h>
#include <linux/seq_file.h>
-#include <linux/sysdev.h>
+#include <linux/device.h>
#include <linux/cpu.h>
#include <linux/of.h>
#include <asm/cputhreads.h>
return s-page;
}
-static ssize_t get_best_energy_data(struct sys_device *dev,
+static ssize_t get_best_energy_data(struct device *dev,
char *page, int activate)
{
int rc;
/* Wrapper functions */
-static ssize_t cpu_activate_hint_list_show(struct sysdev_class *class,
- struct sysdev_class_attribute *attr, char *page)
+static ssize_t cpu_activate_hint_list_show(struct device *dev,
+ struct device_attribute *attr, char *page)
{
return get_best_energy_list(page, 1);
}
-static ssize_t cpu_deactivate_hint_list_show(struct sysdev_class *class,
- struct sysdev_class_attribute *attr, char *page)
+static ssize_t cpu_deactivate_hint_list_show(struct device *dev,
+ struct device_attribute *attr, char *page)
{
return get_best_energy_list(page, 0);
}
-static ssize_t percpu_activate_hint_show(struct sys_device *dev,
- struct sysdev_attribute *attr, char *page)
+static ssize_t percpu_activate_hint_show(struct device *dev,
+ struct device_attribute *attr, char *page)
{
return get_best_energy_data(dev, page, 1);
}
-static ssize_t percpu_deactivate_hint_show(struct sys_device *dev,
- struct sysdev_attribute *attr, char *page)
+static ssize_t percpu_deactivate_hint_show(struct device *dev,
+ struct device_attribute *attr, char *page)
{
return get_best_energy_data(dev, page, 0);
}
* Per-cpu value of the hint
*/
-struct sysdev_class_attribute attr_cpu_activate_hint_list =
- _SYSDEV_CLASS_ATTR(pseries_activate_hint_list, 0444,
+struct device_attribute attr_cpu_activate_hint_list =
+ __ATTR(pseries_activate_hint_list, 0444,
cpu_activate_hint_list_show, NULL);
-struct sysdev_class_attribute attr_cpu_deactivate_hint_list =
- _SYSDEV_CLASS_ATTR(pseries_deactivate_hint_list, 0444,
+struct device_attribute attr_cpu_deactivate_hint_list =
+ __ATTR(pseries_deactivate_hint_list, 0444,
cpu_deactivate_hint_list_show, NULL);
-struct sysdev_attribute attr_percpu_activate_hint =
- _SYSDEV_ATTR(pseries_activate_hint, 0444,
+struct device_attribute attr_percpu_activate_hint =
+ __ATTR(pseries_activate_hint, 0444,
percpu_activate_hint_show, NULL);
-struct sysdev_attribute attr_percpu_deactivate_hint =
- _SYSDEV_ATTR(pseries_deactivate_hint, 0444,
+struct device_attribute attr_percpu_deactivate_hint =
+ __ATTR(pseries_deactivate_hint, 0444,
percpu_deactivate_hint_show, NULL);
static int __init pseries_energy_init(void)
{
int cpu, err;
- struct sys_device *cpu_sys_dev;
+ struct device *cpu_dev;
if (!check_for_h_best_energy()) {
printk(KERN_INFO "Hypercall H_BEST_ENERGY not supported\n");
return 0;
}
/* Create the sysfs files */
- err = sysfs_create_file(&cpu_sysdev_class.kset.kobj,
- &attr_cpu_activate_hint_list.attr);
+ err = device_create_file(cpu_subsys.dev_root,
+ &attr_cpu_activate_hint_list);
if (!err)
- err = sysfs_create_file(&cpu_sysdev_class.kset.kobj,
- &attr_cpu_deactivate_hint_list.attr);
+ err = device_create_file(cpu_subsys.dev_root,
+ &attr_cpu_deactivate_hint_list);
if (err)
return err;
for_each_possible_cpu(cpu) {
- cpu_sys_dev = get_cpu_sysdev(cpu);
- err = sysfs_create_file(&cpu_sys_dev->kobj,
- &attr_percpu_activate_hint.attr);
+ cpu_dev = get_cpu_device(cpu);
+ err = device_create_file(cpu_dev,
+ &attr_percpu_activate_hint);
if (err)
break;
- err = sysfs_create_file(&cpu_sys_dev->kobj,
- &attr_percpu_deactivate_hint.attr);
+ err = device_create_file(cpu_dev,
+ &attr_percpu_deactivate_hint);
if (err)
break;
}
static void __exit pseries_energy_cleanup(void)
{
int cpu;
- struct sys_device *cpu_sys_dev;
+ struct device *cpu_dev;
if (!sysfs_entries)
return;
/* Remove the sysfs files */
- sysfs_remove_file(&cpu_sysdev_class.kset.kobj,
- &attr_cpu_activate_hint_list.attr);
-
- sysfs_remove_file(&cpu_sysdev_class.kset.kobj,
- &attr_cpu_deactivate_hint_list.attr);
+ device_remove_file(cpu_subsys.dev_root, &attr_cpu_activate_hint_list);
+ device_remove_file(cpu_subsys.dev_root, &attr_cpu_deactivate_hint_list);
for_each_possible_cpu(cpu) {
- cpu_sys_dev = get_cpu_sysdev(cpu);
- sysfs_remove_file(&cpu_sys_dev->kobj,
+ cpu_dev = get_cpu_device(cpu);
+ sysfs_remove_file(&cpu_dev->kobj,
&attr_percpu_activate_hint.attr);
- sysfs_remove_file(&cpu_sys_dev->kobj,
+ sysfs_remove_file(&cpu_dev->kobj,
&attr_percpu_deactivate_hint.attr);
}
}