diff options
| author | Linus Walleij <linus.walleij@stericsson.com> | 2010-05-18 01:30:42 +0200 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2010-05-18 01:30:42 +0200 |
| commit | 058276303dbc4ed089c1f7dad0871810b1f5ddf1 (patch) | |
| tree | df26ff701721b2a91d61bd29e48bad7cbcedd746 /drivers/dma/txx9dmac.c | |
| parent | DMAENGINE: DMA40 fix for allocation of logical channel 0 (diff) | |
| download | linux-058276303dbc4ed089c1f7dad0871810b1f5ddf1.tar.xz linux-058276303dbc4ed089c1f7dad0871810b1f5ddf1.zip | |
DMAENGINE: extend the control command to include an arg
This adds an argument to the DMAengine control function, so that
we can later provide control commands that need some external data
passed in through an argument akin to the ioctl() operation
prototype.
[dan.j.williams@intel.com: fix up some missed conversions]
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/dma/txx9dmac.c')
| -rw-r--r-- | drivers/dma/txx9dmac.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/dma/txx9dmac.c b/drivers/dma/txx9dmac.c index e523737639aa..d02edb05910e 100644 --- a/drivers/dma/txx9dmac.c +++ b/drivers/dma/txx9dmac.c @@ -938,7 +938,8 @@ txx9dmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl, return &first->txd; } -static int txx9dmac_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd) +static int txx9dmac_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd, + unsigned long arg) { struct txx9dmac_chan *dc = to_txx9dmac_chan(chan); struct txx9dmac_desc *desc, *_desc; |