diff options
| author | Alexandre Bounine <alexandre.bounine@idt.com> | 2012-03-08 15:35:13 -0500 |
|---|---|---|
| committer | Rohan Somvanshi <rsomvanshi@nvidia.com> | 2012-04-05 09:11:50 -0700 |
| commit | f1ac5721f3c665c611ebd981718c8e0101d3e8c7 (patch) | |
| tree | 9b7b56ea98bbab7c5bead1b150c7836f1f8fd636 /drivers/dma/dw_dmac.c | |
| parent | a9eb124efa19b973d4672a1ee00fa991e1a021f2 (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>
Cherry-picked from mainline
185ecb5f4fd43911c35956d4cc7d94a1da30417f
Change-Id: Ief79d20f6e9d367ee2b530d08df72864fb16895a
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: http://git-master/r/94464
Reviewed-by: Automatic_Commit_Validation_User
Diffstat (limited to 'drivers/dma/dw_dmac.c')
| -rw-r--r-- | drivers/dma/dw_dmac.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c index 7fac79aadf3a..aa8cdd8ea44b 100644 --- a/drivers/dma/dw_dmac.c +++ b/drivers/dma/dw_dmac.c @@ -716,8 +716,8 @@ 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_data_direction direction, - unsigned long flags) + unsigned int sg_len, enum dma_transfer_direction direction, + unsigned long flags, void *context) { struct dw_dma_chan *dwc = to_dw_dma_chan(chan); struct dw_dma_slave *dws = chan->private; |