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authorAlexandre Bounine <alexandre.bounine@idt.com>2012-03-08 15:35:13 -0500
committerVinod Koul <vinod.koul@linux.intel.com>2012-03-21 19:20:23 +0530
commit185ecb5f4fd43911c35956d4cc7d94a1da30417f (patch)
treeebbdb7f15157d19d8af892cd7948d93947d09ec2 /drivers/dma/dw_dmac.c
parent16052827d98fbc13c31ebad560af4bd53e2b4dd5 (diff)
dmaengine: add context parameter to prep_slave_sg and prep_dma_cyclic
Add context parameter to device_prep_slave_sg() and device_prep_dma_cyclic() interfaces to allow passing client/target specific information associated with the data transfer. Modify all affected DMA engine drivers. Signed-off-by: Alexandre Bounine <alexandre.bounine@idt.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma/dw_dmac.c')
-rw-r--r--drivers/dma/dw_dmac.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index cb173bbdcfdf..7439079f5eed 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -704,7 +704,7 @@ err_desc_get:
static struct dma_async_tx_descriptor *
dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
unsigned int sg_len, enum dma_transfer_direction direction,
- unsigned long flags)
+ unsigned long flags, void *context)
{
struct dw_dma_chan *dwc = to_dw_dma_chan(chan);
struct dw_dma_slave *dws = chan->private;