[ARM] pxa/dma: cosmetic move of EXPORT_SYMBOL under their functions

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/plat-pxa/dma.c b/arch/arm/plat-pxa/dma.c
index 70aeee4..897663d 100644
--- a/arch/arm/plat-pxa/dma.c
+++ b/arch/arm/plat-pxa/dma.c
@@ -71,6 +71,7 @@
 	local_irq_restore(flags);
 	return i;
 }
+EXPORT_SYMBOL(pxa_request_dma);
 
 void pxa_free_dma (int dma_ch)
 {
@@ -88,6 +89,7 @@
 	dma_channels[dma_ch].name = NULL;
 	local_irq_restore(flags);
 }
+EXPORT_SYMBOL(pxa_free_dma);
 
 static irqreturn_t dma_irq_handler(int irq, void *dev_id)
 {
@@ -139,6 +141,3 @@
 	num_dma_channels = num_ch;
 	return 0;
 }
-
-EXPORT_SYMBOL(pxa_request_dma);
-EXPORT_SYMBOL(pxa_free_dma);