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Commit 01c935c4 authored by Lee Jones's avatar Lee Jones Committed by Linus Walleij
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dmaengine: ste_dma40: Remove redundant address fetching function 



Addresses are now stored in local data structures and are easy to
obtain, thus a specialist function used to fetch them is now surplus
to requirement.

Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
Acked-by: default avatarVinod Koul <vinod.koul@intel.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent ef9c89b3

drivers/dma/ste_dma40.c

+0 −18
Original line number Original line Diff line number Diff line
@@ -2267,24 +2267,6 @@ d40_prep_desc(struct d40_chan *chan, struct scatterlist *sg, 
	return NULL;

	return NULL;

}

}





static dma_addr_t

d40_get_dev_addr(struct d40_chan *chan, enum dma_transfer_direction direction)

{

	struct stedma40_platform_data *plat = chan->base->plat_data;

	struct stedma40_chan_cfg *cfg = &chan->dma_cfg;

	dma_addr_t addr = 0;



	if (chan->runtime_addr)

		return chan->runtime_addr;



	if (direction == DMA_DEV_TO_MEM)

		addr = plat->dev_rx[cfg->dev_type];

	else if (direction == DMA_MEM_TO_DEV)

		addr = plat->dev_tx[cfg->dev_type];



	return addr;

}



static struct dma_async_tx_descriptor *

static struct dma_async_tx_descriptor *

d40_prep_sg(struct dma_chan *dchan, struct scatterlist *sg_src,

d40_prep_sg(struct dma_chan *dchan, struct scatterlist *sg_src,

	    struct scatterlist *sg_dst, unsigned int sg_len,

	    struct scatterlist *sg_dst, unsigned int sg_len,