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path: root/drivers/dma/iop-adma.c
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Diffstat (limited to 'drivers/dma/iop-adma.c')
-rw-r--r--drivers/dma/iop-adma.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index 4496bc6..ce45f3f 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -61,17 +61,18 @@ static dma_cookie_t
iop_adma_run_tx_complete_actions(struct iop_adma_desc_slot *desc,
struct iop_adma_chan *iop_chan, dma_cookie_t cookie)
{
- BUG_ON(desc->async_tx.cookie < 0);
- if (desc->async_tx.cookie > 0) {
- cookie = desc->async_tx.cookie;
- desc->async_tx.cookie = 0;
+ struct dma_async_tx_descriptor *tx = &desc->async_tx;
+
+ BUG_ON(tx->cookie < 0);
+ if (tx->cookie > 0) {
+ cookie = tx->cookie;
+ tx->cookie = 0;
/* call the callback (must not sleep or submit new
* operations to this channel)
*/
- if (desc->async_tx.callback)
- desc->async_tx.callback(
- desc->async_tx.callback_param);
+ if (tx->callback)
+ tx->callback(tx->callback_param);
/* unmap dma addresses
* (unmap_single vs unmap_page?)
@@ -81,7 +82,7 @@ iop_adma_run_tx_complete_actions(struct iop_adma_desc_slot *desc,
struct device *dev =
&iop_chan->device->pdev->dev;
u32 len = unmap->unmap_len;
- enum dma_ctrl_flags flags = desc->async_tx.flags;
+ enum dma_ctrl_flags flags = tx->flags;
u32 src_cnt;
dma_addr_t addr;
dma_addr_t dest;
@@ -115,7 +116,7 @@ iop_adma_run_tx_complete_actions(struct iop_adma_desc_slot *desc,
}
/* run dependent operations */
- dma_run_dependencies(&desc->async_tx);
+ dma_run_dependencies(tx);
return cookie;
}