X-Git-Url: http://plrg.eecs.uci.edu/git/?p=firefly-linux-kernel-4.4.55.git;a=blobdiff_plain;f=include%2Flinux%2Fintel_mid_dma.h;h=10496bd24c5c1af69d680e76226913b389199d53;hp=d9d08b6269b61f53f0b45b4329b9089d037c2c38;hb=981250553d7fa27a1430a521d6f68b5eb7657f2a;hpb=44a7c5a23db0c91d8e78ea7aec63b5d7341ad3c5

diff --git a/include/linux/intel_mid_dma.h b/include/linux/intel_mid_dma.h
index d9d08b6269b6..10496bd24c5c 100644
--- a/include/linux/intel_mid_dma.h
+++ b/include/linux/intel_mid_dma.h
@@ -27,14 +27,7 @@
 
 #include <linux/dmaengine.h>
 
-/*DMA transaction width, src and dstn width would be same
-The DMA length must be width aligned,
-for 32 bit width the length must be 32 bit (4bytes) aligned only*/
-enum intel_mid_dma_width {
-	LNW_DMA_WIDTH_8BIT = 0x0,
-	LNW_DMA_WIDTH_16BIT = 0x1,
-	LNW_DMA_WIDTH_32BIT = 0x2,
-};
+#define DMA_PREP_CIRCULAR_LIST		(1 << 10)
 
 /*DMA mode configurations*/
 enum intel_mid_dma_mode {
@@ -69,18 +62,15 @@ enum intel_mid_dma_msize {
  * @cfg_mode: DMA data transfer mode (per-per/mem-per/mem-mem)
  * @src_msize: Source DMA burst size
  * @dst_msize: Dst DMA burst size
+ * @per_addr: Periphral address
  * @device_instance: DMA peripheral device instance, we can have multiple
  *		peripheral device connected to single DMAC
  */
 struct intel_mid_dma_slave {
-	enum dma_data_direction		dirn;
-	enum intel_mid_dma_width	src_width; /*width of DMA src txn*/
-	enum intel_mid_dma_width	dst_width; /*width of DMA dst txn*/
 	enum intel_mid_dma_hs_mode	hs_mode;  /*handshaking*/
 	enum intel_mid_dma_mode		cfg_mode; /*mode configuration*/
-	enum intel_mid_dma_msize	src_msize; /*size if src burst*/
-	enum intel_mid_dma_msize	dst_msize; /*size of dst burst*/
 	unsigned int		device_instance; /*0, 1 for periphral instance*/
+	struct dma_slave_config		dma_slave;
 };
 
 #endif /*__INTEL_MID_DMA_H__*/