return sprintf(buf, "%u\n", state->_name);\
}
-static ssize_t show_state_name(struct cpuidle_state *state, char *buf)
-{
- return sprintf(buf, "%s\n", state->name);
+#define define_show_state_ull_function(_name) \
+static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
+{ \
+ return sprintf(buf, "%llu\n", state->_name);\
+}
+
+#define define_show_state_str_function(_name) \
+static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
+{ \
+ if (state->_name[0] == '\0')\
+ return sprintf(buf, "<null>\n");\
+ return sprintf(buf, "%s\n", state->_name);\
}
define_show_state_function(exit_latency)
define_show_state_function(power_usage)
-define_show_state_function(usage)
-define_show_state_function(time)
+define_show_state_ull_function(usage)
+define_show_state_ull_function(time)
+define_show_state_str_function(name)
+define_show_state_str_function(desc)
+
define_one_state_ro(name, show_state_name);
+define_one_state_ro(desc, show_state_desc);
define_one_state_ro(latency, show_state_exit_latency);
define_one_state_ro(power, show_state_power_usage);
define_one_state_ro(usage, show_state_usage);
static struct attribute *cpuidle_state_default_attrs[] = {
&attr_name.attr,
+ &attr_desc.attr,
&attr_latency.attr,
&attr_power.attr,
&attr_usage.attr,
static void inline cpuidle_free_state_kobj(struct cpuidle_device *device, int i)
{
- kobject_unregister(&device->kobjs[i]->kobj);
+ kobject_put(&device->kobjs[i]->kobj);
wait_for_completion(&device->kobjs[i]->kobj_unregister);
kfree(device->kobjs[i]);
device->kobjs[i] = NULL;
kobj->state = &device->states[i];
init_completion(&kobj->kobj_unregister);
- kobj->kobj.parent = &device->kobj;
- kobj->kobj.ktype = &ktype_state_cpuidle;
- kobject_set_name(&kobj->kobj, "state%d", i);
- ret = kobject_register(&kobj->kobj);
+ ret = kobject_init_and_add(&kobj->kobj, &ktype_state_cpuidle, &device->kobj,
+ "state%d", i);
if (ret) {
kfree(kobj);
goto error_state;
}
+ kobject_uevent(&kobj->kobj, KOBJ_ADD);
device->kobjs[i] = kobj;
}
{
int cpu = sysdev->id;
struct cpuidle_device *dev;
+ int error;
dev = per_cpu(cpuidle_devices, cpu);
- dev->kobj.parent = &sysdev->kobj;
- dev->kobj.ktype = &ktype_cpuidle;
- kobject_set_name(&dev->kobj, "%s", "cpuidle");
- return kobject_register(&dev->kobj);
+ error = kobject_init_and_add(&dev->kobj, &ktype_cpuidle, &sysdev->kobj,
+ "cpuidle");
+ if (!error)
+ kobject_uevent(&dev->kobj, KOBJ_ADD);
+ return error;
}
/**
struct cpuidle_device *dev;
dev = per_cpu(cpuidle_devices, cpu);
- kobject_unregister(&dev->kobj);
+ kobject_put(&dev->kobj);
}