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-rw-r--r--os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.c10
-rw-r--r--os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.h21
2 files changed, 23 insertions, 8 deletions
diff --git a/os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.c b/os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.c
index b432fa6ee..be8f7e829 100644
--- a/os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.c
+++ b/os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.c
@@ -235,14 +235,8 @@ void _pal_lld_enablepadevent(ioportid_t port,
EXTI->FTSR &= ~padmask;
/* Programming interrupt and event registers.*/
- if (callback != NULL) {
- EXTI->IMR |= padmask;
- EXTI->EMR &= ~padmask;
- }
- else {
- EXTI->EMR |= padmask;
- EXTI->IMR &= ~padmask;
- }
+ EXTI->IMR |= padmask;
+ EXTI->EMR &= ~padmask;
/* Setting up callback and argument for this event.*/
_pal_set_event(pad, callback, arg);
diff --git a/os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.h b/os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.h
index a80597d64..a20cea930 100644
--- a/os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.h
+++ b/os/hal/ports/STM32/LLD/GPIOv1/hal_pal_lld.h
@@ -394,6 +394,27 @@ typedef uint32_t iopadid_t;
#define pal_lld_disablepadevent(port, pad) \
_pal_lld_disablepadevent(port, pad)
+/**
+ * @brief Returns a PAL event structure associated to a pad.
+ *
+ * @param[in] port port identifier
+ * @param[in] pad pad number within the port
+ *
+ * @notapi
+ */
+#define pal_lld_get_pad_event(port, pad) \
+ &_pal_events[pad]; (void)(port)
+
+/**
+ * @brief Returns a PAL event structure associated to a line.
+ *
+ * @param[in] line line identifier
+ *
+ * @notapi
+ */
+#define pal_lld_get_line_event(line) \
+ &_pal_events[PAL_PAD(line)]
+
#if !defined(__DOXYGEN__)
extern const PALConfig pal_default_config;
extern palevent_t _pal_events[16];