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Commit 867dfa5d authored by Hongbo Zhang's avatar Hongbo Zhang Committed by Vinod Koul
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DMA: Freescale: remove attribute DMA_INTERRUPT of dmaengine 



Delete attribute DMA_INTERRUPT because fsldma doesn't support this function,
exception will be thrown if talitos is used to offload xor at the same time.

Signed-off-by: default avatarHongbo Zhang <hongbo.zhang@freescale.com>
Signed-off-by: default avatarQiang Liu <qiang.liu@freescale.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent ccdce9a0

drivers/dma/fsldma.c

+0 −31
Original line number Diff line number Diff line
@@ -527,35 +527,6 @@ static void fsl_dma_free_chan_resources(struct dma_chan *dchan) 
	chan->desc_pool = NULL;

}



static struct dma_async_tx_descriptor *

fsl_dma_prep_interrupt(struct dma_chan *dchan, unsigned long flags)

{

	struct fsldma_chan *chan;

	struct fsl_desc_sw *new;



	if (!dchan)

		return NULL;



	chan = to_fsl_chan(dchan);



	new = fsl_dma_alloc_descriptor(chan);

	if (!new) {

		chan_err(chan, "%s\n", msg_ld_oom);

		return NULL;

	}



	new->async_tx.cookie = -EBUSY;

	new->async_tx.flags = flags;



	/* Insert the link descriptor to the LD ring */

	list_add_tail(&new->node, &new->tx_list);



	/* Set End-of-link to the last link descriptor of new list */

	set_ld_eol(chan, new);



	return &new->async_tx;

}



static struct dma_async_tx_descriptor *

fsl_dma_prep_memcpy(struct dma_chan *dchan,

	dma_addr_t dma_dst, dma_addr_t dma_src,
@@ -1308,12 +1279,10 @@ static int fsldma_of_probe(struct platform_device *op) 
	fdev->irq = irq_of_parse_and_map(op->dev.of_node, 0);



	dma_cap_set(DMA_MEMCPY, fdev->common.cap_mask);

	dma_cap_set(DMA_INTERRUPT, fdev->common.cap_mask);

	dma_cap_set(DMA_SG, fdev->common.cap_mask);

	dma_cap_set(DMA_SLAVE, fdev->common.cap_mask);

	fdev->common.device_alloc_chan_resources = fsl_dma_alloc_chan_resources;

	fdev->common.device_free_chan_resources = fsl_dma_free_chan_resources;

	fdev->common.device_prep_dma_interrupt = fsl_dma_prep_interrupt;

	fdev->common.device_prep_dma_memcpy = fsl_dma_prep_memcpy;

	fdev->common.device_prep_dma_sg = fsl_dma_prep_sg;

	fdev->common.device_tx_status = fsl_tx_status;