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[v1,1/6] dmaengine: hsu: set HSU_CH_MTSR to memory width

Message ID 1458303996-126698-2-git-send-email-andriy.shevchenko@linux.intel.com (mailing list archive)
State Accepted
Headers show

Commit Message

Andy Shevchenko March 18, 2016, 12:26 p.m. UTC 
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>
---
 drivers/dma/hsu/hsu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/dma/hsu/hsu.c b/drivers/dma/hsu/hsu.c
index eef145e..c7643e0 100644
--- a/drivers/dma/hsu/hsu.c
+++ b/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);