policy = cpufreq_cpu_get(policy->cpu);
if (!policy)
return -EINVAL;
- ret = fattr->show ? fattr->show(policy,buf) : 0;
+ ret = fattr->show ? fattr->show(policy,buf) : -EIO;
cpufreq_cpu_put(policy);
return ret;
}
policy = cpufreq_cpu_get(policy->cpu);
if (!policy)
return -EINVAL;
- ret = fattr->store ? fattr->store(policy,buf,count) : 0;
+ ret = fattr->store ? fattr->store(policy,buf,count) : -EIO;
cpufreq_cpu_put(policy);
return ret;
}
ret = kobject_register(&policy->kobj);
if (ret)
- goto err_out;
+ goto err_out_driver_exit;
/* set up files for this cpu device */
drv_attr = cpufreq_driver->attr;
kobject_unregister(&policy->kobj);
wait_for_completion(&policy->kobj_unregister);
+err_out_driver_exit:
+ if (cpufreq_driver->exit)
+ cpufreq_driver->exit(policy);
+
err_out:
kfree(policy);
* cpufreq_suspend - let the low level driver prepare for suspend
*/
-static int cpufreq_suspend(struct sys_device * sysdev, u32 state)
+static int cpufreq_suspend(struct sys_device * sysdev, pm_message_t pmsg)
{
int cpu = sysdev->id;
unsigned int ret = 0;
}
if (cpufreq_driver->suspend) {
- ret = cpufreq_driver->suspend(cpu_policy, state);
+ ret = cpufreq_driver->suspend(cpu_policy, pmsg);
if (ret) {
printk(KERN_ERR "cpufreq: suspend failed in ->suspend "
"step on CPU %u\n", cpu_policy->cpu);
unsigned int target_freq,
unsigned int relation)
{
- unsigned int ret;
+ int ret;
policy = cpufreq_cpu_get(policy->cpu);
if (!policy)
static int __cpufreq_governor(struct cpufreq_policy *policy, unsigned int event)
{
- int ret = -EINVAL;
+ int ret;
if (!try_module_get(policy->governor->owner))
return -EINVAL;