From 1de39e5632a1cc9c4541a6b62b6eb3b360ce8747 Mon Sep 17 00:00:00 2001
From: Nick Brassel <nick@tzarc.org>
Date: Tue, 25 Aug 2020 18:58:22 +1000
Subject: Define STM32_DMA_REQUIRED when using DMA-based WS2812 driver on
 STM32. (#10127)

---
 common_features.mk | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'common_features.mk')

diff --git a/common_features.mk b/common_features.mk
index 2806544f8..088db89ca 100644
--- a/common_features.mk
+++ b/common_features.mk
@@ -304,6 +304,12 @@ ifeq ($(strip $(WS2812_DRIVER_REQUIRED)), yes)
         SRC += ws2812.c
     else
         SRC += ws2812_$(strip $(WS2812_DRIVER)).c
+
+        ifeq ($(strip $(PLATFORM)), CHIBIOS)
+            ifeq ($(strip $(WS2812_DRIVER)), pwm)
+                OPT_DEFS += -DSTM32_DMA_REQUIRED=TRUE
+            endif
+        endif
     endif
 
     # add extra deps
-- 
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