#ifndef _bfin_simple_timer_h_ #define _bfin_simple_timer_h_ #include <linux/ioctl.h> #define BFIN_SIMPLE_TIMER_IOCTL_MAGIC 't' #define BFIN_SIMPLE_TIMER_SET_PERIOD _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 2) #define BFIN_SIMPLE_TIMER_START _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 6) #define BFIN_SIMPLE_TIMER_STOP _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 8) #define BFIN_SIMPLE_TIMER_READ _IO (BFIN_SIMPLE_TIMER_IOCTL_MAGIC, 10) #endif