Blackfin arch: add volatile markings to DMA MMRs

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
git-mirror · Jan 7, 2009 · 4ce1873 · 4ce1873
1 parent 6a6be3d
commit 4ce1873
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/blackfin/include/asm/dma.h b/arch/blackfin/include/asm/dma.h
@@ -109,7 +109,7 @@ struct dma_channel {
 	struct mutex dmalock;
 	const char *device_id;
 	enum dma_chan_status chan_status;
-	struct dma_register *regs;
+	volatile struct dma_register *regs;
 	struct dmasg *sg;		/* large mode descriptor */
 	unsigned int irq;
 	void *data;