dmaengine: hsu: set HSU_CH_MTSR to memory width

HSU_CH_MTSR register should be programmed to a minimum size to transfer. This
size on a memory side of the transfer. Program it accordingly.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

drivers/dma/hsu/hsu.c

@@ -64,10 +64,10 @@ static void hsu_dma_chan_start(struct hsu_dma_chan *hsuc)
 
 	if (hsuc->direction == DMA_MEM_TO_DEV) {
 		bsr = config->dst_maxburst;
-		mtsr = config->dst_addr_width;
+		mtsr = config->src_addr_width;
 	} else if (hsuc->direction == DMA_DEV_TO_MEM) {
 		bsr = config->src_maxburst;
-		mtsr = config->src_addr_width;
+		mtsr = config->dst_addr_width;
 	}
 
 	hsu_chan_disable(hsuc);