diff options
Diffstat (limited to 'os/hal')
| -rw-r--r-- | os/hal/include/icu.h | 26 | ||||
| -rw-r--r-- | os/hal/platforms/STM32/icu_lld.c | 14 |
2 files changed, 30 insertions, 10 deletions
diff --git a/os/hal/include/icu.h b/os/hal/include/icu.h index b51345c4d..8a89281ae 100644 --- a/os/hal/include/icu.h +++ b/os/hal/include/icu.h @@ -119,6 +119,32 @@ typedef void (*icucallback_t)(ICUDriver *icup); */
#define icuGetPeriodI(icup) icu_lld_get_period(icup)
+/**
+ * @brief Common ISR code, ICU width event.
+ *
+ * @param[in] icup pointer to the @p ICUDriver object
+ *
+ * @notapi
+ */
+#define _icu_isr_invoke_width_cb(usbp) { \
+ (icup)->state = ICU_IDLE; \
+ (icup)->config->width_cb(icup); \
+}
+
+/**
+ * @brief Common ISR code, ICU period event.
+ *
+ * @param[in] icup pointer to the @p ICUDriver object
+ *
+ * @notapi
+ */
+#define _icu_isr_invoke_period_cb(usbp) { \
+ icustate_t previous_state = (icup)->state; \
+ (icup)->state = ICU_ACTIVE; \
+ if (previous_state != ICU_WAITING) \
+ (icup)->config->period_cb(icup); \
+}
+
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
diff --git a/os/hal/platforms/STM32/icu_lld.c b/os/hal/platforms/STM32/icu_lld.c index f950a5eb6..ae3287ef9 100644 --- a/os/hal/platforms/STM32/icu_lld.c +++ b/os/hal/platforms/STM32/icu_lld.c @@ -93,16 +93,10 @@ static void icu_lld_serve_interrupt(ICUDriver *icup) { sr = icup->tim->SR & icup->tim->DIER;
icup->tim->SR = 0;
- if ((sr & TIM_SR_CC1IF) != 0) {
- icustate_t previous_state = icup->state;
- icup->state = ICU_ACTIVE;
- if (previous_state != ICU_WAITING)
- icup->config->period_cb(icup);
- }
- if ((sr & TIM_SR_CC2IF) != 0) {
- icup->state = ICU_IDLE;
- icup->config->width_cb(icup);
- }
+ if ((sr & TIM_SR_CC1IF) != 0)
+ _icu_isr_invoke_period_cb(icup);
+ if ((sr & TIM_SR_CC2IF) != 0)
+ _icu_isr_invoke_width_cb(icup);
}
/*===========================================================================*/
|