[Blackfin] arch: set_bfin_dma_config shouldnt set SYNC or RESTART by default - add argument or option

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/include/asm-blackfin/dma.h b/include/asm-blackfin/dma.h
index b469505af364..5abaa2cee8db 100644
--- a/include/asm-blackfin/dma.h
+++ b/include/asm-blackfin/dma.h
@@ -76,6 +76,9 @@ enum dma_chan_status {
 #define INTR_ON_BUF    2
 #define INTR_ON_ROW    3
 
+#define DMA_NOSYNC_KEEP_DMA_BUF 0
+#define DMA_SYNC_RESTART        1
+
 struct dmasg {
         unsigned long next_desc_addr;
         unsigned long start_addr;
@@ -157,7 +160,8 @@ void set_dma_y_count(unsigned int channel, unsigned short y_count);
 void set_dma_y_modify(unsigned int channel, short y_modify);
 void set_dma_config(unsigned int channel, unsigned short config);
 unsigned short set_bfin_dma_config(char direction, char flow_mode,
-                                   char intr_mode, char dma_mode, char width);
+                                   char intr_mode, char dma_mode, char width,
+                                   char syncmode);
 void set_dma_curr_addr(unsigned int channel, unsigned long addr);
 
 /* get curr status for polling */