Commit 09347e3f authored by Vinod Koul's avatar Vinod Koul
Browse files

dmaengine: jz4740: remove dma_slave_config direction usage 



dma_slave_config direction was marked as deprecated quite some
time back, remove the usage from this driver so that the field
can be removed

Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 80ade4be

drivers/dma/dma-jz4740.c

+18 −3
Original line number Diff line number Diff line
@@ -113,6 +113,7 @@ struct jz4740_dma_desc { 
struct jz4740_dmaengine_chan {

	struct virt_dma_chan vchan;

	unsigned int id;

	struct dma_slave_config config;



	dma_addr_t fifo_addr;

	unsigned int transfer_shift;
@@ -203,8 +204,9 @@ static enum jz4740_dma_transfer_size jz4740_dma_maxburst(u32 maxburst) 
	return JZ4740_DMA_TRANSFER_SIZE_32BYTE;

}



static int jz4740_dma_slave_config(struct dma_chan *c,

				   struct dma_slave_config *config)

static int jz4740_dma_slave_config_write(struct dma_chan *c,

				   struct dma_slave_config *config,

				   enum dma_transfer_direction direction)

{

	struct jz4740_dmaengine_chan *chan = to_jz4740_dma_chan(c);

	struct jz4740_dma_dev *dmadev = jz4740_dma_chan_get_dev(chan);
@@ -214,7 +216,7 @@ static int jz4740_dma_slave_config(struct dma_chan *c, 
	enum jz4740_dma_flags flags;

	uint32_t cmd;



	switch (config->direction) {

	switch (direction) {

	case DMA_MEM_TO_DEV:

		flags = JZ4740_DMA_SRC_AUTOINC;

		transfer_size = jz4740_dma_maxburst(config->dst_maxburst);
@@ -265,6 +267,15 @@ static int jz4740_dma_slave_config(struct dma_chan *c, 
	return 0;

}



static int jz4740_dma_slave_config(struct dma_chan *c,

				   struct dma_slave_config *config)

{

	struct jz4740_dmaengine_chan *chan = to_jz4740_dma_chan(c);



	memcpy(&chan->config, config, sizeof(*config));

	return 0;

}



static int jz4740_dma_terminate_all(struct dma_chan *c)

{

	struct jz4740_dmaengine_chan *chan = to_jz4740_dma_chan(c);
@@ -407,6 +418,8 @@ static struct dma_async_tx_descriptor *jz4740_dma_prep_slave_sg( 
	desc->direction = direction;

	desc->cyclic = false;



	jz4740_dma_slave_config_write(c, &chan->config, direction);



	return vchan_tx_prep(&chan->vchan, &desc->vdesc, flags);

}
@@ -438,6 +451,8 @@ static struct dma_async_tx_descriptor *jz4740_dma_prep_dma_cyclic( 
	desc->direction = direction;

	desc->cyclic = true;



	jz4740_dma_slave_config_write(c, &chan->config, direction);



	return vchan_tx_prep(&chan->vchan, &desc->vdesc, flags);

}