From 69a8183a5e3b2ffb3b19d3d8d9c7b0c81c83e808 Mon Sep 17 00:00:00 2001
From: Manuel Odendahl <wesen@ruinwesen.com>
Date: Thu, 6 Feb 2014 12:53:08 +0100
Subject: always clear ISR DMA bit before even calling handler

---
 libmaple/dma_private.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libmaple')

diff --git a/libmaple/dma_private.h b/libmaple/dma_private.h
index b25ded2..82f5fc1 100644
--- a/libmaple/dma_private.h
+++ b/libmaple/dma_private.h
@@ -38,10 +38,10 @@
  * in the series support files, which need dma_irq_handler().) */
 #ifdef DMA_GET_HANDLER
 static __always_inline void dma_irq_handler(dma_dev *dev, dma_tube tube) {
+    dma_clear_isr_bits(dev, tube); /* in case handler doesn't */
     void (*handler)(void) = DMA_GET_HANDLER(dev, tube);
     if (handler) {
         handler();
-        dma_clear_isr_bits(dev, tube); /* in case handler doesn't */
     }
 }
 #endif
-- 
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