#define SYSFS_METHOD_SHOW 0x01 /* attr can be read by user */
#define SYSFS_METHOD_STORE 0x02 /* attr can be changed by user */
#define SYSFS_METHOD_SHOW 0x01 /* attr can be read by user */
#define SYSFS_METHOD_STORE 0x02 /* attr can be changed by user */