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#include <linux/module.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/fs.h>
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/sysfs.h>
#include "base.h"
static struct class *meizu_class;
/*
* Create link ysfs interface
*/
int meizu_sysfslink_register(struct device *dev)
{
int ret = 0;
if(dev == NULL)
return -1;
ret = sysfs_create_link(&meizu_class->p->subsys.kobj,
&dev->kobj, dev->driver->name);
if (ret < 0) {
pr_err("%s()->%d:can not create sysfs link!\n",
__func__, __LINE__);
return ret;
}
return 0;
}
EXPORT_SYMBOL_GPL(meizu_sysfslink_register);
int meizu_sysfslink_register_name(struct device *dev, char *name)
{
int ret = 0;
if(dev == NULL)
return -1;
if(name == NULL) {
ret = sysfs_create_link(&meizu_class->p->subsys.kobj,
&dev->kobj, dev->driver->name);
} else {
ret = sysfs_create_link(&meizu_class->p->subsys.kobj,
&dev->kobj, name);
}
if (ret < 0) {
pr_err("%s()->%d:can not create sysfs link!\n",
__func__, __LINE__);
return ret;
}
return 0;
}
EXPORT_SYMBOL_GPL(meizu_sysfslink_register_name);
void meizu_sysfslink_unregister(struct device *dev)
{
device_unregister(dev);
}
EXPORT_SYMBOL_GPL(meizu_sysfslink_unregister);
static int __init meizu_class_init(void)
{
meizu_class = class_create(THIS_MODULE, "meizu");
if (IS_ERR(meizu_class)) {
pr_err("%s, create meizu_class failed.(err=%ld)\n",
__func__, IS_ERR(meizu_class));
return PTR_ERR(meizu_class);
}
return 0;
}
static void __exit meizu_class_exit(void)
{
class_destroy(meizu_class);
meizu_class = NULL;
}
subsys_initcall(meizu_class_init);
module_exit(meizu_class_exit);
MODULE_DESCRIPTION("Meizu technology particular class");
MODULE_AUTHOR("Li Tao <litao@meizu.com>, tangxingyan<tangxingyan@meizu.com>");
MODULE_LICENSE("GPL");
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