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authorDave Jiang <dave.jiang@intel.com>2016-07-20 23:12:24 +0300
committerVinod Koul <vinod.koul@intel.com>2016-08-08 05:41:40 +0300
commit0024b2ac374490de46bfd35c43002c7800ad14ed (patch)
treee9a2ddca5e538bc1a8150aea17767c261025db6d /drivers/dma
parent064370c6a1d97dda4b8827c02782587023c5c227 (diff)
downloadlinux-0024b2ac374490de46bfd35c43002c7800ad14ed.tar.xz
dmaengine: nbpfaxi: convert callback to helper function
This is in preperation of moving to a callback that provides results to the callback for the transaction. The conversion will maintain current behavior and the driver must convert to new callback mechanism at a later time in order to receive results. Signed-off-by: Dave Jiang <dave.jiang@intel.com> Reviewed-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/nbpfaxi.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/dma/nbpfaxi.c b/drivers/dma/nbpfaxi.c
index 08c45c185549..09de71519d37 100644
--- a/drivers/dma/nbpfaxi.c
+++ b/drivers/dma/nbpfaxi.c
@@ -1102,8 +1102,7 @@ static void nbpf_chan_tasklet(unsigned long data)
{
struct nbpf_channel *chan = (struct nbpf_channel *)data;
struct nbpf_desc *desc, *tmp;
- dma_async_tx_callback callback;
- void *param;
+ struct dmaengine_desc_callback cb;
while (!list_empty(&chan->done)) {
bool found = false, must_put, recycling = false;
@@ -1151,14 +1150,12 @@ static void nbpf_chan_tasklet(unsigned long data)
must_put = false;
}
- callback = desc->async_tx.callback;
- param = desc->async_tx.callback_param;
+ dmaengine_desc_get_callback(&desc->async_tx, &cb);
/* ack and callback completed descriptor */
spin_unlock_irq(&chan->lock);
- if (callback)
- callback(param);
+ dmaengine_desc_callback_invoke(&cb, NULL);
if (must_put)
nbpf_desc_put(desc);