From 628e58020f5515a7a31267e3ed3e915b507a962f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timo=20Kr=C3=B6ger?= <timokroeger93@gmail.com>
Date: Fri, 4 Jun 2021 23:42:25 +0200
Subject: [PATCH] Add `Unborrow` trait bound for `Interrupt`

Allows the compiler to figure out bounds for wrapper code of owned
peripherals and interrupts.
Example: https://gist.github.com/timokroeger/f025ef590557f1cd6c2e9c7ab30442d2
---
 embassy/src/interrupt.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/embassy/src/interrupt.rs b/embassy/src/interrupt.rs
index 99d7af75..df3a79cc 100644
--- a/embassy/src/interrupt.rs
+++ b/embassy/src/interrupt.rs
@@ -30,7 +30,7 @@ unsafe impl cortex_m::interrupt::InterruptNumber for NrWrap {
     }
 }
 
-pub unsafe trait Interrupt {
+pub unsafe trait Interrupt: crate::util::Unborrow<Target = Self> {
     type Priority: From<u8> + Into<u8> + Copy;
     fn number(&self) -> u16;
     unsafe fn steal() -> Self;