From ddd6c42c91295d49d611a85a03690a34d8dc7c9e Mon Sep 17 00:00:00 2001
From: Dario Nieuwenhuis <dirbaio@dirbaio.net>
Date: Fri, 21 Apr 2023 22:29:28 +0200
Subject: [PATCH] bus: impl defmt::Format for DeviceError.

---
 embedded-hal-bus/Cargo.toml     | 1 +
 embedded-hal-bus/src/spi/mod.rs | 1 +
 2 files changed, 2 insertions(+)

diff --git a/embedded-hal-bus/Cargo.toml b/embedded-hal-bus/Cargo.toml
index 2ad3815da..3c97eacc0 100644
--- a/embedded-hal-bus/Cargo.toml
+++ b/embedded-hal-bus/Cargo.toml
@@ -19,3 +19,4 @@ std = []
 [dependencies]
 embedded-hal = { version = "=1.0.0-alpha.10", path = "../embedded-hal" }
 critical-section = { version = "1.0" }
+defmt = { version = "0.3", optional = true }
diff --git a/embedded-hal-bus/src/spi/mod.rs b/embedded-hal-bus/src/spi/mod.rs
index 6ae803865..ed8b377cd 100644
--- a/embedded-hal-bus/src/spi/mod.rs
+++ b/embedded-hal-bus/src/spi/mod.rs
@@ -16,6 +16,7 @@ pub use self::critical_section::*;
 
 /// Error type for [`ExclusiveDevice`] operations.
 #[derive(Copy, Clone, Eq, PartialEq, Debug)]
+#[cfg_attr(feature = "defmt", derive(defmt::Format))]
 pub enum DeviceError<BUS, CS> {
     /// An inner SPI bus operation failed
     Spi(BUS),