dma40: remove export of stedma40_memcpy_sg

The dmaengine framework has the API for this now.
Acked-by: Per Forlin <per.forlin@stericsson.com>
Acked-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

arch/arm/plat-nomadik/include/plat/ste_dma40.h

@@ -171,25 +171,6 @@ struct stedma40_platform_data {
 
 bool stedma40_filter(struct dma_chan *chan, void *data);
 
-/**
- * stedma40_memcpy_sg() - extension of the dma framework, memcpy to/from
- * scattergatter lists.
- *
- * @chan: dmaengine handle
- * @sgl_dst: Destination scatter list
- * @sgl_src: Source scatter list
- * @sgl_len: The length of each scatterlist. Both lists must be of equal length
- * and each element must match the corresponding element in the other scatter
- * list.
- * @flags: is actually enum dma_ctrl_flags. See dmaengine.h
- */
-
-struct dma_async_tx_descriptor *stedma40_memcpy_sg(struct dma_chan *chan,
-						   struct scatterlist *sgl_dst,
-						   struct scatterlist *sgl_src,
-						   unsigned int sgl_len,
-						   unsigned long flags);
-
 /**
  * stedma40_slave_mem() - Transfers a raw data buffer to or from a slave
  * (=device)

drivers/dma/ste_dma40.c

@@ -1733,6 +1733,7 @@ d40_prep_desc(struct d40_chan *chan, struct scatterlist *sg,
 }
 
 struct dma_async_tx_descriptor *stedma40_memcpy_sg(struct dma_chan *chan,
+static struct dma_async_tx_descriptor *stedma40_memcpy_sg(struct dma_chan *chan,
 						   struct scatterlist *sgl_dst,
 						   struct scatterlist *sgl_src,
 						   unsigned int sgl_len,
@@ -1771,7 +1772,6 @@ struct dma_async_tx_descriptor *stedma40_memcpy_sg(struct dma_chan *chan,
 	spin_unlock_irqrestore(&d40c->lock, flags);
 	return NULL;
 }
-EXPORT_SYMBOL(stedma40_memcpy_sg);
 
 bool stedma40_filter(struct dma_chan *chan, void *data)
 {