diff options
Diffstat (limited to 'os/hal/include/icu.h')
| -rw-r--r-- | os/hal/include/icu.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/os/hal/include/icu.h b/os/hal/include/icu.h index ef42470cb..7db895fbf 100644 --- a/os/hal/include/icu.h +++ b/os/hal/include/icu.h @@ -140,8 +140,10 @@ typedef void (*icucallback_t)(ICUDriver *icup); * @notapi
*/
#define _icu_isr_invoke_width_cb(icup) { \
- (icup)->state = ICU_IDLE; \
- (icup)->config->width_cb(icup); \
+ if ((icup)->state != ICU_WAITING) { \
+ (icup)->state = ICU_IDLE; \
+ (icup)->config->width_cb(icup); \
+ } \
}
/**
|