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timer: hpet: enable benchmarking during ISR

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This adds the calls to read_timer_{start,end}_of_tick_handler()
to mark the start and end of ISR which will be used to display
the time spent in ISR with benchmarking tests.

Signed-off-by: Daniel Leung <daniel.leung@intel.com>
This commit is contained in:
Daniel Leung 2020-05-18 15:44:04 -07:00 • committed by Carles Cufí
commit cee9d9b039
1 changed files with 12 additions and 0 deletions
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12
drivers/timer/hpet.c
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@ -39,7 +39,14 @@ static unsigned int last_count;
static void hpet_isr(void *arg)
{
ARG_UNUSED(arg);
#ifdef CONFIG_EXECUTION_BENCHMARKING
extern void read_timer_start_of_tick_handler(void);
read_timer_start_of_tick_handler();
#endif
k_spinlock_key_t key = k_spin_lock(&lock);
u32_t now = MAIN_COUNTER_REG;
if (IS_ENABLED(CONFIG_SMP) &&
@ -70,6 +77,11 @@ static void hpet_isr(void *arg)
k_spin_unlock(&lock, key);
z_clock_announce(IS_ENABLED(CONFIG_TICKLESS_KERNEL) ? dticks : 1);
#ifdef CONFIG_EXECUTION_BENCHMARKING
extern void read_timer_end_of_tick_handler(void);
read_timer_end_of_tick_handler();
#endif
}
static void set_timer0_irq(unsigned int irq)