From 6bbf450478286c0e8a00c3ae139793f8195ed537 Mon Sep 17 00:00:00 2001
From: Bob McWhirter <bmcwhirt@redhat.com>
Date: Tue, 2 Nov 2021 15:20:42 -0400
Subject: [PATCH] Allow unused macros temporarily until U5 supports DMA.

---
 embassy-stm32/src/usart/mod.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/embassy-stm32/src/usart/mod.rs b/embassy-stm32/src/usart/mod.rs
index a6955729d..d7925f9cf 100644
--- a/embassy-stm32/src/usart/mod.rs
+++ b/embassy-stm32/src/usart/mod.rs
@@ -215,6 +215,7 @@ crate::pac::peripheral_pins!(
     };
 );
 
+#[allow(unused_macros)]
 macro_rules! impl_dma {
     ($inst:ident, {dmamux: $dmamux:ident}, $signal:ident, $request:expr) => {
         impl<T> sealed::$signal<peripherals::$inst> for T
@@ -242,6 +243,7 @@ macro_rules! impl_dma {
     };
 }
 
+#[allow(unused_macros)]
 crate::pac::peripheral_dma_channels! {
     ($peri:ident, usart, $kind:ident, RX, $channel:tt, $request:expr) => {
         impl_dma!($peri, $channel, RxDma, $request);