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[08/11] dma: xilinx: vdma: icg should be difference of stride and hsize

Message ID 1412022477-28749-9-git-send-email-laurent.pinchart@ideasonboard.com (mailing list archive)
State New, archived
Headers show

Commit Message

Laurent Pinchart Sept. 29, 2014, 8:27 p.m. UTC 
From: Srikanth Thokala <srikanth.thokala@xilinx.com>

This patch modifies the icg field to match the description
as mentioned in the DMA Linux framework.

Signed-off-by: Srikanth Thokala <sthokal@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---
 drivers/dma/xilinx/xilinx_vdma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Cc: dmaengine@vger.kernel.org
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Patch

diff --git a/drivers/dma/xilinx/xilinx_vdma.c b/drivers/dma/xilinx/xilinx_vdma.c
index b3b8761..a67ced1 100644
--- a/drivers/dma/xilinx/xilinx_vdma.c
+++ b/drivers/dma/xilinx/xilinx_vdma.c
@@ -963,7 +963,7 @@  xilinx_vdma_dma_prep_interleaved(struct dma_chan *dchan,
 	hw = &segment->hw;
 	hw->vsize = xt->numf;
 	hw->hsize = xt->sgl[0].size;
-	hw->stride = xt->sgl[0].icg <<
+	hw->stride = (xt->sgl[0].icg + xt->sgl[0].size) <<
 			XILINX_VDMA_FRMDLY_STRIDE_STRIDE_SHIFT;
 	hw->stride |= chan->config.frm_dly <<
 			XILINX_VDMA_FRMDLY_STRIDE_FRMDLY_SHIFT;