lib/utils/mpirq: Add mp_irq_init func, and clean up unused init method.

mp_irq_init() is useful when the IRQ object is allocated by the caller.

The mp_irq_methods_t.init method is not used anywhere so has been removed.

Signed-off-by: Damien George <damien@micropython.org>

1 files changed, 5 insertions, 1 deletions

diff --git a/lib/utils/mpirq.c b/lib/utils/mpirq.c
index 663be1822..02139f24d 100644
--- a/lib/utils/mpirq.c
+++ b/lib/utils/mpirq.c
@@ -53,12 +53,16 @@ const mp_arg_t mp_irq_init_args[] = {
 
 mp_irq_obj_t *mp_irq_new(const mp_irq_methods_t *methods, mp_obj_t parent) {
     mp_irq_obj_t *self = m_new0(mp_irq_obj_t, 1);
+    mp_irq_init(self, methods, parent);
+    return self;
+}
+
+void mp_irq_init(mp_irq_obj_t *self, const mp_irq_methods_t *methods, mp_obj_t parent) {
     self->base.type = &mp_irq_type;
     self->methods = (mp_irq_methods_t *)methods;
     self->parent = parent;
     self->handler = mp_const_none;
     self->ishard = false;
-    return self;
 }
 
 void mp_irq_handler(mp_irq_obj_t *self) {