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author | 2018-07-19 22:22:26 +0530 | |
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committer | 2018-10-07 19:20:14 +0530 | |
commit | 09347e3f26a56bd5abe931251547aac8d80f0e7e (patch) | |
tree | 670cb785b00eea43e6a7ba9c161391e806ef7e14 /drivers/dma | |
parent | dmaengine: coh901318: remove dma_slave_config direction usage (diff) | |
download | linux-09347e3f26a56bd5abe931251547aac8d80f0e7e.tar.gz linux-09347e3f26a56bd5abe931251547aac8d80f0e7e.tar.bz2 linux-09347e3f26a56bd5abe931251547aac8d80f0e7e.zip |
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: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
-rw-r--r-- | drivers/dma/dma-jz4740.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/dma/dma-jz4740.c b/drivers/dma/dma-jz4740.c index afd5e10f8927..5253e3c0dc04 100644 --- a/drivers/dma/dma-jz4740.c +++ b/drivers/dma/dma-jz4740.c @@ -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); } |