Remove rt_ktime_hrtimer_getcnt for hrtimer

There is no user of it

Author: lygstate

bsp/rockchip/rk3500/driver/hwtimer/hwtimer-rockchip_timer.c

@@ -333,11 +333,6 @@ rt_uint64_t rt_ktime_hrtimer_getfrq(void)
     return (24 * 1000 * 1000UL);
 }
 
-uint64_t rt_ktime_hrtimer_getcnt(void)
-{
-    return rk_timer_current_value(_timer0.timer);
-}
-
 /**
  * @brief set the timeout function for hrtimer framework
  *

components/drivers/ktime/inc/ktime.h

@@ -83,13 +83,6 @@ void rt_ktime_cputimer_init(void);
  */
 rt_uint64_t rt_ktime_hrtimer_getfrq(void);
 
-/**
- * @brief Get hrtimer the value of the cnt counter
- *
- * @return cnt
- */
-unsigned long rt_ktime_hrtimer_getcnt(void);
-
 /**
  * @brief set hrtimer interrupt timeout count (cnt), you should re-implemented it in hrtimer device driver
  *

components/drivers/ktime/src/hrtimer.c

@@ -32,11 +32,6 @@ rt_weak rt_uint64_t rt_ktime_hrtimer_getfrq(void)
     return RT_TICK_PER_SECOND;
 }
 
-rt_weak unsigned long rt_ktime_hrtimer_getcnt(void)
-{
-    return rt_tick_get();
-}
-
 rt_weak rt_err_t rt_ktime_hrtimer_settimeout(rt_uint64_t cnt)
 {
     static rt_timer_t timer = RT_NULL;