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dmaengine: xilinx: vdma: icg should be difference of stride and hsize

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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>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Srikanth Thokala 2014-11-05 20:37:02 +02:00 committed by Vinod Koul
parent a5e48e243b
commit 6d80f45f50
1 changed files with 1 additions and 1 deletions
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2
drivers/dma/xilinx/xilinx_vdma.c
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@ -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;