flash: Rename copy_flash to flash_copy

Change-Id: If449889fca3370e25a65719d2f5c5ec90258d633
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/flash.c b/flash.c
index c446658..4975efb 100644
--- a/flash.c
+++ b/flash.c
@@ -219,16 +219,16 @@
 #define CHUNKSIZE (64 * 1024)
 
 /*
- * copy_flash() - Copy data from the flash device into a provided buffer
+ * flash_copy() - Copy data from the flash device into a provided buffer
  * @context:	The mbox context pointer
  * @offset:	The flash offset to copy from (bytes)
  * @mem:	The buffer to copy into (must be of atleast 'size' bytes)
  * @size:	The number of bytes to copy
  * Return:	Number of bytes copied on success, otherwise negative error
- *		code. copy_flash will copy at most 'size' bytes, but it may
+ *		code. flash_copy will copy at most 'size' bytes, but it may
  *		copy less.
  */
-int64_t copy_flash(struct mbox_context *context, uint32_t offset, void *mem,
+int64_t flash_copy(struct mbox_context *context, uint32_t offset, void *mem,
 		   uint32_t size)
 {
 	int32_t size_read;