Driver Core: switch all dynamic ksets to kobj_sysfs_ops

[linux-2.6-omap-h63xx.git] / kernel / power / main.c

diff --git a/kernel/power/main.c b/kernel/power/main.c
index 7d09a9894947c6b914cd04c04b5690093e265300..b8139493b856bcdad1ead4010efaa790a95422f4 100644 (file)
--- a/kernel/power/main.c
+++ b/kernel/power/main.c
@@ -20,6 +20,7 @@
 #include <linux/resume-trace.h>
 #include <linux/freezer.h>
 #include <linux/vmstat.h>
+#include <linux/syscalls.h>
 
 #include "power.h"
 
@@ -27,12 +28,15 @@ BLOCKING_NOTIFIER_HEAD(pm_chain_head);
 
 DEFINE_MUTEX(pm_mutex);
 
+unsigned int pm_flags;
+EXPORT_SYMBOL(pm_flags);
+
 #ifdef CONFIG_SUSPEND
 
 /* This is just an arbitrary number */
 #define FREE_PAGE_NUMBER (100)
 
-struct platform_suspend_ops *suspend_ops;
+static struct platform_suspend_ops *suspend_ops;
 
 /**
  *     suspend_set_ops - Set the global suspend method table.
@@ -230,9 +234,14 @@ static int enter_state(suspend_state_t state)
 
        if (!valid_state(state))
                return -ENODEV;
+
        if (!mutex_trylock(&pm_mutex))
                return -EBUSY;
 
+       printk("Syncing filesystems ... ");
+       sys_sync();
+       printk("done.\n");
+
        pr_debug("PM: Preparing system for %s sleep\n", pm_states[state]);
        if ((error = suspend_prepare()))
                goto Unlock;
@@ -267,8 +276,7 @@ EXPORT_SYMBOL(pm_suspend);
 
 #endif /* CONFIG_SUSPEND */
 
-decl_subsys(power,NULL,NULL);
-
+struct kset *power_kset;
 
 /**
  *     state - control system power state.
@@ -281,7 +289,8 @@ decl_subsys(power,NULL,NULL);
  *     proper enumerated value, and initiates a suspend transition.
  */
 
-static ssize_t state_show(struct kset *kset, char *buf)
+static ssize_t state_show(struct kobject *kobj, struct kobj_attribute *attr,
+                         char *buf)
 {
        char *s = buf;
 #ifdef CONFIG_SUSPEND
@@ -302,7 +311,8 @@ static ssize_t state_show(struct kset *kset, char *buf)
        return (s - buf);
 }
 
-static ssize_t state_store(struct kset *kset, const char *buf, size_t n)
+static ssize_t state_store(struct kobject *kobj, struct kobj_attribute *attr,
+                          const char *buf, size_t n)
 {
 #ifdef CONFIG_SUSPEND
        suspend_state_t state = PM_SUSPEND_STANDBY;
@@ -339,13 +349,15 @@ power_attr(state);
 #ifdef CONFIG_PM_TRACE
 int pm_trace_enabled;
 
-static ssize_t pm_trace_show(struct kset *kset, char *buf)
+static ssize_t pm_trace_show(struct kobject *kobj, struct kobj_attribute *attr,
+                            char *buf)
 {
        return sprintf(buf, "%d\n", pm_trace_enabled);
 }
 
 static ssize_t
-pm_trace_store(struct kset *kset, const char *buf, size_t n)
+pm_trace_store(struct kobject *kobj, struct kobj_attribute *attr,
+              const char *buf, size_t n)
 {
        int val;
 
@@ -377,10 +389,10 @@ static struct attribute_group attr_group = {
 
 static int __init pm_init(void)
 {
-       int error = subsystem_register(&power_subsys);
-       if (!error)
-               error = sysfs_create_group(&power_subsys.kobj,&attr_group);
-       return error;
+       power_kset = kset_create_and_add("power", NULL, NULL);
+       if (!power_kset)
+               return -ENOMEM;
+       return sysfs_create_group(&power_kset->kobj, &attr_group);
 }
 
 core_initcall(pm_init);