phm_reg 29 include/linux/phantom.h #define PHN_GET_REG _IOWR(PH_IOC_MAGIC, 0, struct phm_reg *) phm_reg 30 include/linux/phantom.h #define PHN_SET_REG _IOW(PH_IOC_MAGIC, 1, struct phm_reg *) phm_reg 37 include/linux/phantom.h #define PHN_GETREG _IOWR(PH_IOC_MAGIC, 5, struct phm_reg) phm_reg 38 include/linux/phantom.h #define PHN_SETREG _IOW(PH_IOC_MAGIC, 6, struct phm_reg)