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dmaengine: pl330: use dma_set_max_seg_size to set the sg limit 

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
hifive-unleashed-5.1
Vinod Koul 2013-09-02 21:54:48 +05:30
parent 14f00c74f7
commit dbaf6d8511
1 changed files with 8 additions and 7 deletions
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15
drivers/dma/pl330.c
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@ -2871,13 +2871,6 @@ static int pl330_dma_device_slave_caps(struct dma_chan *dchan,
caps->cmd_pause = false;
caps->cmd_terminate = true;
/*
* This is the limit for transfers with a buswidth of 1, larger
* buswidths will have larger limits.
*/
caps->max_sg_len = 1900800;
caps->max_sg_nr = 0;
return 0;
}
@ -3001,6 +2994,14 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id)
"unable to register DMA to the generic DT DMA helpers\n");
}
}
/*
* This is the limit for transfers with a buswidth of 1, larger
* buswidths will have larger limits.
*/
ret = dma_set_max_seg_size(&adev->dev, 1900800);
if (ret)
dev_err(&adev->dev, "unable to set the seg size\n");
dev_info(&adev->dev,
"Loaded driver for PL330 DMAC-%d\n", adev->periphid);